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1. The inverter is now operational Procedure for opening the inverter for service or maintenance 1 Disconnect AC and DC supply from the inverter Open the connection area Turn off DC main switch 4 Allow the capacitors to discharge 5 minutes Remove metal covers 6 Remove the plastic dividers Remove string fuses 66 Disconnect DC wires 9 Disconnect AC wires 67 Commissioning Factory pre set configuration Requirements for start up operation Start up opera tion The inverter has been pre configured in the factory and is ready for operation You only have to set the available power grid for startup To change your inverter settings please see section The setup menu in the chapter Op eration Inverter connected to the public grid AC Inverter connected to solar modules DC 3 plastic dividers inserted 2 metal covers mounted J Power stage set mounted c NOTE Do not operate the inverter without fuse covers Turn on AC disconnect 2 Flip DC main switch to position 1 As soon as the photovoltaic modules pro duce sufficient power the Operating Status LED lights up orange The orange LED indicates that the feed in mode of the inverter will begin shortly The screen displays the startup phase i Setup lt l Max Segment test Min 3X Fara VN E All display elements light up
2. 120 Glass 2 Status CO CCS au ee rss ame 122 Class 3 SlalUSEOIES Seren ebene 123 ass stalls COUPS ect nn ee rue 125 Cass 5 8 AUS CONG eoo mise usse elc A tee bI EIE I TM LM Ee 131 ZU STONE CVCE a c sc pu eC rere US SL ID cuu s E LEM E M I LI ee 134 NAINleENance ar ET 135 eripi OE cr en ee rei 135 Benelli ee cr E 135 Operation in Dusty Environments ccccceccseccseecceecceeeseeccecceecaueecueeeaeecueceueesaeesseesueeseesaeessanesages 135 Opening Fronius IG Plus for service maintenance cccccccececececeeeceeeeae cece cess eeseeeseesseeesaeesseeeseesaees 135 FREDIAGCING SUING FUSES a ER ETE oU E 137 rli ee ee ene eee 137 FTA AUN MEN sal dates tcp een 137 Replacing SUING TUses mas Oo ie eens asettea dnd Ee a aoaia 138 Closing Fronius IS PUS iaei eier 139 REBIAEING SIE DNUS es ER 140 SS ane iom ERAHNEN i C MM EA cU ne nAE 140 PIE DALAI O n NERA RO ee ee E CHE SURE SORTE PETRA untied 140 Replacing Glo MISC un at P R 141 CIO SING Frons IG PIUS ET PER 142 Appendix 143 TECNICI Dal dee PP PO PUE 145 Fromus ISO PIUSSO M anreisen 145 mieu SS iU coo Iran Zee ERE RR E 147 Fromus IRUS DO eR HH Herd Da E en 149 FE FON SU SEI SEO Ol a ee a a ne 151 OMS GS hs es es pace x TR 153 Fronius IO PIUS TO Oirean ne ee ne ne ed 155 Fons IG RUSTI Ae nee rp 157 Fonus IG Plus TTA ee ee euere a aia 159 Fonus
3. Attach all fixing screws from any available option cards 142 Appendix Technical Data Fronius IG Plus 3 0 1 Input data Recommended PV power 2500 3450 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 8 3 A Max input current 14 A Max array short circuit current 18 A Output data Nominal output power Phom 3000 W Phom at 122 F 50 C 3000 W Max output power 3000 W Nominal AC output voltage 208V 240V 277 V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25 s Nominal output current at 208 V 14 4 A AC at 240 V 12 5 A AC at 277 V 10 8 A AC Number of phases 1 Maximum output current at 208 V 16 4 A at 240 V 14 2 A at 277 V 12 3 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 222 A 4T us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 5 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency cl
4. PNP Oe iem DIR a gigigiciek Let E LINE Item Description 1 Knockout diameter 3 4 in 1 in e g for DC wire surge arrester 2 Knockout diameter 1 2 in 3 4 in only for data wires 3 Knockout diameter 3 4 in 1 in e g for AC wire surge arrester 4 Knockout diameter 1 2 in 3 4 in e g for AC wire surge arrester 26 Item Description 5 Knockout diameter 1 2 in 3 4 in e g for DC wire surge arrester 6 FTX 25 fixing screws 7 FTX 25 fixing screw NOTE When using back wire inputs seal enclosure as per NEMA 3R before outside operation NOTE The larger knockouts should only be removed from the outside in The smaller knockouts should be removed from the inside out Only remove the number of knockouts required for the available wire inputs 27 Choosing the Location Choosing the lo cation in general Choosing a Loca tion for Inside In stallation Please note the following criteria when choosing a location for the inverter Only vertical installation Max ambient temperatures 4 F 122 F 20 C 50 C Relative humidity 0 95 For use at altitudes above sea level up to 6561 ft 2000 m Keep a minimum distance of 8 in 20 cm between each inverter or anything to t
5. Remove all fixing screws from any available option cards 32 Installation of Several inverters can be easily installed and connected next to each other using the side several inverters knockouts on the inverter e g DATCOM DC DATCOM DC 0 AC DATCOM data communication NOTE All electrical installations must be carried out in accordance with the Na tional Electrical Code ANSI NFPA 70 and any other codes and regulations ap plicable to the installation site For installations in Canada the installations must be done in accordance with ap plicable Canadian standards 33 Connecting the Fronius IG Plus to the Public Grid AC Overview of avail Inverters can be connected to the following grids able grids Grid Inverter 208 V Delta Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 Fronius IG Plus 11 4 3 Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 Fronius IG Plus 11 4 3 Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 Fronius IG P
6. 0222002400200000n0 nenn nano nenn nenn nenn nenne nenn nenn nennen Choosing a location for outdoor installation us 200240020002000nnnn nennen nenn nenn ennnenenenennnennenennnnen Fronius IG Plus InstallallOn aussen seen ea end Calc M esse ee ee ee nen area rende ee er Assembling the wall bracket u02 u02240224000000 0nonnno nenne nano anne nenne nano nnnennnn nenn nnnnennnnnnnnnnnnne nenn nennen Recommended screws for wall bracket assembly 200220022000240 0000 nnnne nenn nenn nenn nnns Attaching the wall bracket mounting height u02400s00n0n nenn nennen nennen nnn nennen enn nennen nenn Attaching the wall bracket to a concrete or brick wall sese Attaching the wall bracket to a wooden wall sesseessesesseesseeneeenene nnne Attaching the wall bracket to a metal carrier sess Fromus IG Pl s installati n ee T NET Installation of several inverters u022u0224022000nnne nano nenn nenn nnnennnennne nenn nenn nenne nano neue nnnnnnnne anne nase nase nnne nennen Connecting the Fronius IG Plus to the Public Grid AC 0222400020000Bn0nno nennen nenne nnennn nennen nenne nnenenen Overview of available grids 2220024000000000000000nnn nano nnnn ann nenne nnnennne nenn nenne nano name neue nnnnnnnnennnennnnnnnnennn
7. 74 The second digit flashes 4 Use the Up and Down keys to select a value for the second digit of the ac cess code AV 5 Press the Enter key The third digit flashes 6 Use the Up and Down keys to select a value for the third digit of the access code A V Press the Enter key The fourth digit flashes Use the Up and Down keys to select a value for the fourth digit of the access code A V 9 Press the Enter key The fifth digit flashes Use the Up and Down keys to select a value for the fifth digit of the access code A V 11 Press the Enter key The access code flashes Code example 12 Press the Enter key The inverter is now in the Basic Service menu the first parameter is displayed MIX MODE for multiphase inverters DC MODE for single phase inverters Use the Up and Down keys to select the GND MODE parameter a Year Total I gt Setup lt I A v Press the Enter key The set grounding method is displayed Now Day Year Total Setup lI j5 Use the Up and Down keys to select NID TS rum the corresponding POS GND groun NL LION ding method Esc Enter i v POS solar module ground at the positive pole Now Day Year Total Setup 4l E gt Gp TIER L JI L aon Press the Enter
8. 02220022200200002000 nenn nenne nenn onenne nenne nnne anna nnne nnne nnns Standards and regulations s rics E T m uu Declaraton Moore quio 481 8 ERE The Fronius IG Plus Unit in the PV System 222002000200000000nnnnnnnonnnn nnne nenn nenne anne nnne nnne nnns I rcc MNT Converting DC TO AC OUI E Fully Automatic Operational Management ssssssssssssssssssseeeee nennen nnne nnn nnn nnns nn anra nna nnns Display function and data communication 2 202240024002n0enenenenennnnnnnnnnnennnunennnnnnennnnnennnenenennn nnn nnns SVSIEN AC ee een ern rer FOLGE VER NAO vice een ine ee POWER DEFAUNG aussen ee Installation and Startup CONNECTOR Scil ae ee ee T Fronius IG Plus Connection Options lseesssesseesseeeseeen nennen nnnm nnne nnn nnn nne nnne sra ranas Fronius IG Plus Connection Options esssessssssesssseseeennnenn nennen nnne nnn nnn nnn nennen nnns Anockouts ON tne Fronius IG PIUS c E E Ee EEIE EE ste eto ee EEA V A E EEE NA E E E O E TEA INOS OES for wire IS ee ee ee ee ne ern aii CG OS MI INE EHCAN ON MN ERR Choosing the location in general 00 202200000000000 nenne nnn nun onen nennen nenne nano name nenn nano nennen Choosing a Location for Inside Installation
9. MERR gt dance with local regulations The dis play shows START UP Operation of feeding energy into the grid dA EE NN E ee After selecting the grid and when the J L INN TT tests are concluded the inverter starts IL _ILILIW feeding energy into the grid LLT M o E The display shows the present power feeding into the grid The Operating Status LED lights up green and the inverter starts opera ting IMPORTANT For more information about the startup phase please see the chapter Op eration section Product description Fronius IG Plus Startup Phase Test Procedure Setting inverter If the inverter will be operated with solar modules that require a solar module ground at the for solar module positive pole the corresponding grounding method must be set in the Basic Service ground at the menu positive pole A 5 digit code is required for accessing the Basic Service menu This access code will be provided by Fronius upon request If solar modules are connected to the inverter that require a solar module ground at the positive pole the status message 472 Ground fault detected will be displayed after the inverter is turned on and the startup phase is completed 1 Press the unoccupied Esc key 5 x CODE is displayed the first digit flashes 2 Use the Up and Down keys to select a value for the first digit of the access code A V Press the Enter key 73
10. Fronius IG Plus Sa ein Instructions 3 0 1 3 8 1 5 0 1 6 0 1 7 5 1 a 10 0 1 11 4 1 11 4 3 12 0 3 POWERING YOUR FUTURE 42 0426 0071 EA 01 2010 Dear reader Introduction Thank you for the trust you have placed in our company and congratulations on buying this high quality Fronius product These instructions will help you familiarize yourself with the product Reading the instructions carefully will enable you to learn about the many different features it has to offer This will allow you to make full use of its advantages Please also note the safety rules to ensure greater safety when using the product Careful handling of the product will repay you with years of safe and reliable operation These are essential prerequisites for excellent results IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS General These operating instructions contain important instructions for the Fronius IG Plus that must be followed during installation and maintenance of the inverter The Fronius IG Plus is designed and tested according to international safety requirements but as with all electrical and electronic equipment certain precautions must be observed when installing and or operating the Fronius IG Plus To reduce the risk of personal injury and to ensure the safe installation and operation of the Fronius IG Plus you must carefully read and follow all instructions and safety instruc tions in these opera
11. Description The inverter stops feeding power into the grid the display shows a critical error via ared Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 460 Reference power source for the digital signal processor DSP is operating outside of tol erances Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 129 461 Error in DSP data memory Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 464 Display error The software and or hardware versions of the display and IG Brain are not compatible Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy Update firmware using Bootloader or Fronius Solar update IG Plus 465 Display error The Ul command sent from the IG Brain is not recognized by the present display version Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 466 Display error The display was not de
12. Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 156 Fronius IG Plus 11 4 1 Input data Recommended PV power 9700 13100 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 31 4A Max input current 53 3 A Max array short circuit current 67 A Output data Nominal output power Prom 11400 W Prom at 122 F 50 C 11400 W Max output power 11400 W Nominal AC output voltage 208 V 240V 277V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25s Nominal output current at 208 V 04 8 A AC at 240 V 47 5 A AC at 277 V 41 2 A AC Number of phases 1 Maximum output current at 208 V 55 5 A at 240 V 54 0 A at 277 V 46 7 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 568 A 104 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5
13. and Down keys to select a letter for the third character A V Press the Enter key The set currency flashes BA Yea Total Ie Setup I q y 9 Press the Enter key D 71 4 Jim 4 Ay The rate for energy supplied is now dis played in kWh currency factory setting 0 14 USD kWh The first digit flashes Use the Up and Down keys to select a value for the first digit e g 0 AV 11 Press the Enter key 110 Wear Total I Setup lI Displaying and Setting Parame ters in the DAT COM Menu Item 111 The second digit flashes Use the Up and Down keys to select a value for the second digit e g 0 A V Press the Enter key The first digit after the decimal point flas hes Use the Up and Down keys to select a value for the first digit after the deci mal point e g 4 15 Press the Enter key The second digit after the decimal point flashes Use the Up and Down keys to select a value for the second digit after the decimal point e g 8 A The values that can be set range from 00 01 to 99 99 Press the Enter key The set rate for energy supplied flashes Press the Enter key The currency and the rate for supplied en ergy are now accepted Press the Esc key to exit the CASH menu item Select menu item DATCOM 2 Press the Enter key The followi
14. 1 i E 1 L LART 46 Inserting string IMPORTANT The inverter is shipped with conductive slugs in the fuse holders Series fus fuses ing may be required depending on the type of solar module used in the system See NEC 690 9 1 Select string fuses according to the information from the solar module manufacturer or as per Criteria for the proper selection of string fuses max 20 A per individual DC terminal IMPORTANT Follow all solar module safety instructions A Follow all solar module manufacturer requirements NOTE Insert fuses only with a fuse cover in the respective fuse holder X c Do not operate the inverter ithout fuse covers 99 Ee wi Zn gt EE 47 Criteria for the Proper Selection of String Fuses DC disconnect re quirements General Criteria for the proper selection of string fuses Effects of Using Underrated Fuses Fuse Recommen dations NEC 690 15 18 allows the use of fuse holders as a suitable means of disconnecting PV arrays for servicing Additional DC disconnects external to the inverter may be required by the local authority having jurisdiction The use of string fuses in the inverter also adds fuse protection to the solar modules A crucial factor for the fuse protection of solar modules is the maximum short circuit current lsc of the respective solar module The following criteria must be fulfilled for
15. 1 mode using the Left 4 or Right 3 keys Press Enter 2 ee Now Day Year Total gt Setup ME NI I E NL I The Setup Menus first menu item STAND BY is shown 102 Scrolling through Example STANDBY menu item Example CONTRAST menu item Menu Items Now Day Year Total Setup I 1 Access the Setup menu 2 Scroll through the available menu items using the Up 1 and Down 2 keys 103 Menu Items in the Setup Menu STANDBY Manual activation deactivation of Standby operation using the Enter key Unit Setting range Enter Factory setting Automatic operation of feeding energy into the grid Standby deactivated The power electronics are switched off in standby mode No power is fed into the grid The Operating Status LED flashes orange The orange flashing Operating Status LED stops at dusk After the subsequent sunrise the power supply operation into the grid is resumed au tomatically after completion of the startup phase the LED is illuminated green Grid supply operation can be resumed at any time whenever the LED is flashing or ange deactivate STANDBY If the Standby mode is activated by pressing the Enter key the display alternates be tween STANDBY and Enter Now Day I gt Setup lt l ENTE C LIN LI N A Esc To maintain Standby operation Press the Esc key To end Sta
16. Ld W N ww IT A Ye tion period watts AN MTM L LI Menu I gt Day i Year Total Setup Maximum grid voltage en DAN LA os nn highest reading of grid voltage V during f the observation period ws Vv v Menu Enter Minimum grid voltage lowest reading of grid voltage V during the observation period I Day 4 Year Bi Enter Maximum solar module voltage Na Tr highest reading of solar module voltage A i ay Im V during the observation period Lv Menu Enter I gt Day i Year Total a Operating hours indicates how long the inverter has been N N a operating I ALH ey v Menu Enter I gt Day i Year Total gt Duration of operation is shown in hours and minutes up to 999 h and 59 min display 999 59 After that only full hours are displayed Although the inverter does not operate during the night all sensor data are recorded around the clock lf the DatCom component for the required options are not available the message N A not available is shown 101 The Setup Menu Presetting Accessing the Setup Menu The inverter is pre configured and ready to use No manual control is necessary for feeding the power it generates into the grid The setup menu allows easy readjustment of the inverter s preset parameters to your needs 1 Switch to the menu level press the Tp Menu key Mr d 2 Select the Setup
17. Use the Up and Down keys to select a value for the first digit of the access code A V 5 Press the Enter key The second digit flashes Repeat steps 4 and 5 for the second third fourth and fifth digit of the access code until 82 Selecting the in terface protocol for communica tion with other data communica tion components k E WS Setup Ly L J mu KL E l Enter Year Total IP Setup 4I MTV cre FEL A MODE v Esc Enter Year Total I Setup I MTV m ILA MOIE v Esc Enter 83 the access code flashes Press the Enter key The inverter is now in the Basic Service menu the first parameter is displayed MIX MODE for multiphase inverters DC MODE for single phase inverters The inverter is in the Basic Service menu the first parameter is displayed MIX MODE for multiphase inverters DC MODE for single phase inverters 1 Use the Up and Down keys to select the COMM parameter A V Day I Year Total IP Setup Nu LM M fr 2 Press the Enter key A v Menu Enter MODE is shown 3 Press the Enter key The set protocol type is displayed Total I Setup VA V FINI LL Enter 4 Use the Up and Down keys to select the IFP protocol type interface proto Day EUMD RL I gt Setup col PE Us tre AV v I
18. key to apply the re II i Yu quired grounding method Press the Esc key to exit the Basic Service menu 75 Inserting Option Cards Suitable option cards Safety There are several options and system upgrades available for the inverter e g Datalogger and modem interface Ethernet Internet connection for using a PC to re cord and manage data from your photovoltaic system Various large displays Fronius Public Display Fronius Personal Display System upgrades are available as plug in cards and as external boxes The Fronius IG Plus 12 0 3 WYE 277 is designed for three option cards all other Fronius IG Plus products are designed for two option cards c NOTE Follow general ESD precautions when handling option cards Opening the in When adding option cards to the inverter please follow all inverter safety instructions and verter information before opening the inverter Remove all fixing screws from any available option cards IMPORTANT The plastic dividers are used to separate the data communication wires from the AC and DC wires Data communication wires must be laid above the plastic dividers AC and DC wires are laid under the plastic dividers Make sure that the plastic dividers are present Inserting option cards Insert option cards into free slots 9 DAD pee
19. menu 86 Operation Product Description Fronius IG Plus Controls and Indi cators I gt Now di Day di Year di Total I Setup lt l w P Man l Lat KWH co ce o 3 Oo ATI N ce v MenuEsc Enter Item Function 1 Display for displaying values settings and menus 2 Operating Status LED for displaying the operating status 3 Enter key for confirming a selection 4 Menu Esc key for scrolling through menu options for exiting the Setup menu 5 Down Right key depending on the selection for navigating down for navigating right 6 Left Up key depending on the selection for navigating left for navigating up Display The display unit s power is supplied via the safety low voltage of the solar modules which means that the display unit can be used in the daytime IMPORTANT The inverter display is not a calibrated measuring instrument A slight inac curacy of a few percent is intrinsic to the system A calibrated meter will be needed to make calculations for the power supply company 89 1 2 3 4 9 Now i gt Day lt i Year lt gt Total 1 gt Setup 10 p Max 6 _ LI wi m gt m 4 l K WA 7 MenuEsc Enter 3 Item Function 1 Icons for the Now display mode 2 Icons for the Day display mode 3 Icons for the Year display mode 4 Icons for the Total
20. 29 gt o 0 EL Cc LH Cn ec II I I ee pei cere PE mem oo cocn 509 coc oc es 22 233 22 22 m 1 S T Cx 00000 ffLm Sat RSEN j II LT Y _ Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib E NOTE Form a min 4 in wire loop using all wires Recommenda NOTE To reduce the risk of fire connect only to a circuit provided with branch tion for the AC circuit overcurrent protection in accordance with the National Electrical Code side overcurrent ANSI NFPA 70 at a MAXIMUM of protection Fronius IG Plus Overcurrent protection 208 V 240 V 277 V 3 0 1 20A 20A 15A 3 8 1 25A 20A 20A 5 0 1 30 A 30 A 25 A 6 0 1 40 A 35 A 30 A 7 5 1 45 A 40 A 35 A 10 0 1 60A 60A 45 A 11 4 1 TOA 60A 60A 11 4 3 40 A 35 A 12 0 3 20A Additional exter Depending on the installation an additional external AC and or DC disconnect may be re nal AC and or DC quired if the inverter is installed in a location not easily accessible to utility or fire personnel disconnect Contact your local authorities for additional information 40 Connecting Solar Module Strings to the Fronius IG Plus DC General informa In order to select suitable solar modules and get the most efficient use out of the inverter tion about solar please note the following points modules Safety The open cir
21. Enter 5 Press the Enter key to apply the IFP protocol type The IFP protocol type is applied MODE is displayed 6 Press the Esc key 2 x to exit the Basic Service menu 84 The inverter is in the Basic Service menu the first parameter is displayed Setting the invert er baud rate Day Year Total I Setup 4I NAT WV tra MIX MODE for multiphase inverters l 1 j AA MATTE p n Hu UL DC MODE for single phase inverters 1 Use the Up and Down keys to select the COMM parameter Day Year Total I gt Setup 4l A v PUN N nz Press the Enter ke IMIM 2 y Enter v Menu MODE is shown 3 Use the Up and Down keys to select the IFP parameter Yeu i ee I Setup lt I A wv LJ vx T 4 Press the Enter key Fr T L v Esc Enter BAUD is displayed i Na 3 Dey I Total Setup 4 Press the Enter key uL H Ll Lal v 85 Now Day Year Total gt Setup 4l Weal ANM The set baud rate is displayed 6 Use the Up and Down keys to select the desired baud rate 2400 4800 9600 14400 19200 AV Press the Enter key The selected baud rate is applied BAUD is displayed Press the Esc key 3 x to exit the Basic Service menu The inverter begins the startup phase after exiting the Basic Service
22. Max array short circuit current 22A Output data Nominal output power Prom 3800 W Prom at 122 F 50 C 3800 W Max output power 3800 W Nominal AC output voltage 208 V 240V 277V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25s Nominal output current at 208 V 18 3 A AC at 240 V 15 8 A AC at 277 V 13 7 A AC Number of phases 1 Maximum output current at 208 V 18 5 A at 240 V 18 0 A at 277 V 15 6 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 222 A Af us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 5 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300 s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 147 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 0 at 240 V 95 5 at 277 V 95 5 Night consumption 1W Consumption during operation 8 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w xh x d 24 84 x 17 09 x 9 61 in 631 x 434 x 244 mm Po
23. connection of the DC filter as per step 4 Connect the black DC wire to the DC connection of the DC filter as per step 4 NOTE Identify the reversed polarity accordingly with and at the DC termi nals 55 a Pais a rod S s h 2 aaa 60 gf er Ku _ I 0002 OOO D Im De _ gaa a a d e eee emp 1 OOS SS Ze ARTI BC tg Y 654 ee es 241 E Gee mess C era Wire for solar module grounding Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib NOTE Connecting the DC wiring with the wrong polarity may cause damage to the inverter Check both the polarity and the open cir cuit voltage The DC Voltage must not exceed 600 V re gardless of temperature TV 133 lb B a Dios Mm m Tightening torque for solid and stranded wires Tightening torque for solid and stranded wires 56 NOTE Form a min 4 in wire loop using all wires c0 EPPS Fan L 1 cc coc cc cc c IMPORTANT Set the jumper from the SMon position to the SMorr position for correct measure ment results Ch
24. key The second digit of the value flashes 6 Repeat steps 4 and 5 until the entire value flashes Press the Enter key Repeat steps 4 6 for units or other values to be set until the unit or value flashes o Press the Enter key to save and ap ply the changes Press the Esc key to not save the changes The currently selected menu item is dis played The available settings are displayed 4 Use the Up and Down keys to se lect the desired setting A V 5 Press the Enter key to save and ap ply the selection Press the Esc key to not save the selection The currently selected menu item is dis played The following examples describe how to set and display menu items Setting the Currency and Charge Rate Displaying and Setting Parameters in the DATCOM Menu Item Setting Time and Date Day Year Total IP Setup I j LIE LJ LET 109 1 Select the CASH menu item 2 Press the Enter key The currency is display factory setting USD The first character flashes Use the Up and Down keys to select a letter for the first character A 4 Press the Enter key The second character flashes Day I Yea Total IP Setup I 1 17 5 Use the Up and Down keys to select II AY T Ee a letter for the second character 6 Press the Enter key The third character flashes Use the Up
25. o il t gl o Ilt O all JM Com Card e lerminating plug 80 Illustration explanation Data network with 3 Fronius IG Plus units and one Fronius Sensor Box all Fronius IG Plus units have one Fronius COM Card one Fronius IG Plus has a Fronius Datalogger Card no 2 Fronius Datalogger has two RS 232 interfaces for connecting to a PC and a modem Option cards communicate within the Fronius IG Plus via its internal network External communication Solar Net takes place via the Fronius Com Cards Each Fronius Com Card is equipped with two RS485 interfaces an input and an output RJ45 plug connec tors are used to connect to these cards 81 Selecting the interface protocol and setting the in verter baud rate General lf a data communication connection is required between the inverter and other Fronius data communication components the Interface protocol must be set in the Basic Service menu The following 5 digit access code must be entered to access the Basic Service menu 22742 Entering the ac Press the Menu ke cess code 1 y I gt Now 4l Day Year Total RN SEW i D L LAW Menu Enter Menu is shown Now Day Year Total Setup 4l Select the Setup mode using the Left ME YN E VL f p d keys Press the unoccupied Esc key 5 x CODE is displayed the first digit flashes 4 Enter the access code 22742
26. Connecting combined solar module strings using connecting distributors Solar module ground at positive pole Connecting solar module strings Criteria for the proper selection of string fuses Solar module ground at positive pole Connecting combined solar module strings us ing connecting distributors 42 Connecting solar module strings Solar module ground Wire cross sec tion of solar mod ule strings The inverter is designed for a solar module ground at the negative pole The solar module ground is carried out via a fuse in the inverter Solar module ground at negative pole with fuse Solar module Inverter DC DC main switch NOTE Do not connect the ground to the negative DC line at any point This is al ready done within the inverter If negative DC lines are connected to the DC ter minals or prior to this to the ground this will circumvent the GFDI protection system preventing your inverter from properly detecting a fault current In addition turning the DC disconnect to the OFF open circuit condition will not disconnect the array from ground as it only disconnects the DC positive NOTE To ensure an effective strain relief device for solar module strings only use cable cross sections of the same size Connecting solar module strings Conduit NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of suppl
27. If status code persists Contact a Fronius trained service tech nician 413 Control problems Description The inverter briefly disconnects from the grid if AC voltage or frequency are out of range Remedy If status code persists Contact a Fronius trained service tech nician 414 EEPROM faulty Description Memory deleted Remedy If status code persists Contact a Fronius trained service tech nician 416 Communication with IG Brain not possible Description The Operating Status LED lights up orange then the inverter at tempts a restart Remedy If status code persists Contact a Fronius trained service tech nician 417 Two power stage sets have the same PCB number Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 419 Two or more power stage sets with an identical software serial number detected Description Remedy The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED If status code persists Contact a Fronius trained service tech nician 126 421 PCB number has been set incorrectly Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained servic
28. Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 150 Fronius IG Plus 6 0 1 Input data Recommended PV power 0100 6900 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 16 6A Max input current 28 1A Max array short circuit current 35 A Output data Nominal output power Prom 6000 W Prom at 122 F 50 C 6000 W Max output power 6000 W Nominal AC output voltage 208 V 240V 277V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25s Nominal output current at 208 V 28 8 A AC at 240 V 25 0 A AC at 277 V 21 7 A AC Number of phases 1 Maximum output current at 208 V 32 8 A at 240 V 28 4 A at 277 V 24 6 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 273 A 72 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05
29. Ix c uM LIN LUI un Attaching power stage sets and closing the Fronius IG Plus 222022002200200ssnennnnnenenennnennnnenenen 66 RODION see iex mtt o E aes tate ALS EL Lc i Cuire 66 Attaching power stage sets and closing the Fronius IG Plus eeeeeeeeeeeeeeeeneeeeerne 66 Opening Fronius IG Plus for service maintenance 22202240222002enonenenene nenne nnne nenn nenn nnnne nennen nnns 66 10 COMMISSION m 68 Fact ry pre set COMMUN AN ON ee ee TRE 68 Requirements for start up operation u24u02440000000nn nano nano nnnn nenne nano nenn nun nenne nano nenn nenne nano nenn nennen anne 68 SAD Oper U ON ee een ee 68 Selectng the ee ee a ee ee een re ee ne 69 Startup phase during startup OPEratiON cccccccecccs sce sececeeeceeeseeeceeeeeceseeeseeeeseeeseeeseeeseeeseeeseuesseeeseees 72 Setting inverter for solar module ground at the positive POle ec ecccceccceeeceeeeeeeeeeseeeeeeeeseeeseeees 73 BVT UU Oplon AS aes ee ae ee ee euer 76 SUN ADIE OOM CAN o een een ee een rear eier esse 76 oc ne a ne ee Eee ee 76 Opening the inverter NR Tm 77T INSELN ODOM CAN ee en area ee TT Connecting option cards laying data communication wires ccccececeeeceeeeeeeeceeeseeeeaeeeseesseeeseesaues 77 e reisen Snc gi Rm 79 Data Communication and Solar Net u02220222022000000000n0 none nenn nenn nennen nennen nnnnnnn nano sese anne sanas nna ss 80 Sola
30. NONnIOnnNg ME C yo MP EROR Systems with more than one inverter 0200020002000000n none none nnnn nenne nano nennen nennen nnne nnnni nnne rasan sana ns AC side terminals and grounding terminals 2 200240022002000 nenn nenne nano nenn nenne nennen nnne nnn nennen 15 17 17 17 17 17 17 18 18 18 18 19 19 19 19 19 20 20 20 21 Sale nina 38 Connecting the Fronius IG Plus to the public grid AC sees 39 Connecting grounding electrode wire ccccscccseeccsecceeeceeeceeecceeccueecaeeceueccuecaueesaeecseecueseueeseeeseeesass 40 Recommendation for the AC side Overcurrent protection ccccceccceecceeeeeeeeceeeceeeeeeeceeeeseeesaeesaeeeaes 40 Additional external AC and or DC CISCONNECE ccccccceeeceeecececeeceeceecsueecaeecaeeeseeeeueeseeeseeeseneseaeens 40 Connecting Solar Module Strings to the Fronius IG Plus DC eee ccceeeceeeeeeeeeeeeeeeseeseeseeeeseeeeaeeeees 41 General information about solar modules cccccccceccseecceeeceeeeeeeeeeeeceeeseueeseeceeeeseeeseueeseeeseeeseeesaeessaess 41 IH a i uc t Md I M EM E 41 DE Tertilllals Easter S s Dre uut caido Sud NUNC UM E 42 Polarity Reversal of Solar Module Strings esses nnne nnne nnns 42 Sau WE M 42 Connecting Solar module Stings sense een ein
31. The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 446 Internal communication error with the NL MON plug in card Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy Check grid connections and fuses If status code persists Contact a Fronius trained service tech nician 447 The NL MON plug in card has interrupted grid monitoring Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy If status code persists Contact a Fronius trained service tech nician 448 The neutral conductor N is not connected Description The inverter disconnects from the grid for safety reasons Remedy If status code persists Contact a Fronius trained service tech nician 450 The monitoring of the power stage set main processor Guard is active Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 451 The EEPROM Guard Control is defective Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status c
32. V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 31 4A Max input current 53 3 A Max array short circuit current 67 A Output data Nominal output power Prom 11400 W Prom at 122 F 50 C 11400 W Max output power 11400 W Nominal AC output voltage 208 V 240 V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25 s Nominal output current at 208 V 31 6 AAC at 240 V 27 4 A AC Number of phases 3 Maximum output current at 208 V 32 0 A at 240 V 31 2A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 476 A 623 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300 s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 159 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 0 at 240 V 95 5 Night consumption lt 1W Consumption during operation 22 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimens
33. and Troubleshooting 91 Startup Phase and Grid Feed in Mode Startup phase The inverter carries out a self test after being turned on automatically Then a test of the public grid is carried out This test takes five minutes During the startup sequence the illu mination of the Operating Status LED is yellow Test procedure 1 Segment test All display elements light up for about one second I gt Now db Day i gt Year I Total I Setup Wits JAN WAN PS ES ES MenuEsc Enter 2 Self test of essential inverter components The inverter goes through a master check list for several seconds The display shows TEST and indicates the respective component that is being tested for example LED 3 Synchronization with grid WAIT PS is displayed the inverter icon flashes The inverter is waiting for all power stage sets in the network to be on stand by This procedure takes place dependent on the DC voltage va Om NLH 4 Startup test Before the inverter starts feeding energy into the grid the conditions of the grid are tested in accordance with local regulations The display shows START UP 92 The startup test takes five minutes The time elapsed is indicated by a bar shrinking from the top down Whenever two scale divisions stop flashing and disappear 1 10 of the total duration of the test is over Operation of Once the tests have been completed the
34. grid They will be displayed until the service LVV code is acknowledged b i k _ N g y pressing a key i Enter the inverter however continues working normally in the background press any key error message disappears Total Setup 501 One of the two fans is defective Description Low power generation because the temperature in the unit is too high Remedy If status code persists Contact a Fronius trained service tech nician 504 No Solar Net communication possible Description Inverter address issued twice Remedy Change inverter address section The setup menu Description The Solar Net components required are in the inverter Howev er communication is still not currently possible Remedy Status code will disappear after changing the inverter address 505 EEPROM faulty 131 Description Data from the Setup menu are lost Remedy Remedied automatically 506 EEPROM faulty Description Data from the Total menu are lost Remedy Remedied automatically 507 EEPROM faulty Description Data from the Day Year menu are lost Remedy Remedied automatically 508 Inverter address incorrect Description Address for data communication is no longer saved Remedy Set address again 509 24h no feed in Description Example solar modules covered with snow Remedy Example remove snow from solar modules 510 EEPROM faulty Description SMS settings were resto
35. inverter starts feeding power into the grid Feeding Energy The display shows the present power feeding into the grid into the Grid The Operating Status LED lights up green and the inverter starts operating I gt Now 4 Day Year Total Setup 100 JL T rd 0393 4E LL I Menu 93 Navigation in the Menu Level Activating Dis 1 Press any key play Illumination The display backlight is activated If no key is pressed for 30 seconds or more the display backlight will go off again The setup menu also offers a choice between a permanently lit or permanently dark display Accessing the Press the Menu key 1 Menu Level 1 y 1 I gt Now i Day Year Total Setup Ci os cll WU Lin Menu peee Oo OSS LPT Menu will appear on the display The inverter is now in the menu level From the menu level you can set the desired display mode ML Ndb d A access the Setup menu L INL I 94 The Display Modes The Display n Modes Now display mode Displays real time values Day display mode Displays values for power fed into the grid during that day Year display mode Displays values for the present calendar year only avail able in combination with optional Fronius Datalogger Total display mode Displays values for power fed into the grid since the in verter was started for the first time Selecting a Dis play Mod
36. resulting from such improper use Utilization in accordance with the intended purpose also includes carefully reading and obeying all the instructions and all the safety and danger notices in the operating instructions performing all stipulated inspection and servicing work installation as specified in the operating instructions The following guidelines should also be applied where relevant Regulations of the power supply company regarding energy fed into the grid Instructions from the solar module manufacturer Operation or storage of the device outside the stipulated area will be deemed as not in accordance with the intended purpose The manufacturer is not re sponsible for any damages resulting from unintended use For exact information on permitted environmental conditions please refer to the Technical data in the operating instructions The servicing information contained in these operating instructions is intended only for the use of qualified service engineers An electric shock can be fatal Do not perform any actions other than those described in the documentation This also applies to those who may be qualified All cables and leads must be secured undamaged insulated and adequately dimensioned Loose connections scorched damaged or inadequately dimen sioned cables and leads must be immediately repaired by authorized person nel Maintenance and repair work must only be carried out by authori
37. the device is allowed to be connected where appropriate through dis cussion with the power supply company Electrical installations must only be carried out according to relevant national and local standards and regulations Danger of damage to electrical components from electrical discharge Suitable measures should be taken to protect against ESD when replacing and install ing components Only operate the device when all protection devices are fully functional If the protection devices are not fully functional there is a risk of injury or death to the operator or a third party damage to the device and other material assets belonging to the operator inefficient operation of the device Any safety devices that are not functioning properly must be repaired by au thorized personnel before the device is switched on Never bypass or disable protection devices Devices with the CE marking satisfy the essential requirements of the low volt age and electromagnetic compatibility directives Further details can be found in the appendix or the chapter entitled Technical data in your documenta tion Disposal Backup Copyright Do not dispose of this device with normal domestic waste To comply with the European Directive 2002 96 EC on Waste Electrical and Electronic Equip ment and its implementation as national law electrical equipment that has reached the end of its life must be collected separately and returned t
38. transmissions and ensures that even large volumes of data are distributed quickly and securely The Fronius Com Card is used to integrate the inverter into Solar Net Important Every inverter that is to be monitored using a Datalogger requires a Fronius Com Card In this case the Fronius Com Card serves as a link between the internal net work of the inverter and the Solar Net interface of the Datalogger Important Each inverter can have only one Fronius Com Card A network may only con tain one Fronius Datalogger The first inverter with a Fronius Com Card can be positioned up to 3280 ft 1000 m away from the last inverter with a Fronius Com Card Different system upgrades are detected automatically by Solar Net In order to distinguish among several identical system upgrades each one must be as signed a unique number In order to uniquely identify each inverter in Solar Net each inverter must also be as Signed an individual number You can assign individual numbers as per The setup menu section in this manual More detailed information on the individual system upgrades can be found in the relevant operating instructions or on the Internet at http www fronius usa com Logging and archiving inverter and sensor data using a Fronius Datalogger and Fronius Sensor Box Fronius Fronius Fronius IG Plus IG Plus IG Plus ag Y Y INIJOUT Com Card ofo
39. value for the first month digit AV Press the Enter key The second digit for the month flashes 9 Use the Up and Down keys to select a value for the second month di git A V Press the Enter key The first digit for the year flashes Use the Up and Down keys to select a value for the first year digit A V 12 Press the Enter key The second digit for the year flashes Total gt Setup Use the Up and Down keys to select a value for the second year digit A V Press the Enter key The third digit for the year flashes Use the Up and Down keys to select a value for the third year digit AV Press the Enter key The fourth digit for the year flashes p NN I gt Setup I Use the Up and Down keys to N use select a value for the fourth year digit LL AES A v E Press the Enter key The set date then flashes al D s sf Press the Enter key The time is displayed HH MM the first di git for the hour flashes l Year Total I Setup I u a dod Use the Up and Down keys to IN JL TM select a value for the first hour digit AV 21 Press the Enter key The second digit for the hour flashes Use the Up and Down keys to select a value for the second hour digit AV 23 Press the Enter key 114 The first digit for the minutes flashes a EE i Pus Use the Up and Down keys to ALL J J select a value for t
40. without updating the firmware Customer Service IMPORTANT Please contact your Fronius dealer or a Fronius trained service technician if an error appears frequently or for a long period of time an error appears that is not listed in the tables 134 Maintenance Safety General Operation in Dusty Environ ments Opening Fronius IG Plus for ser vice maintenance The inverter is designed so that it does not require additional maintenance However there are a few points to keep in mind during operation to ensure that the inverter functions op timally When operating the inverter in extremely dusty environments Remove the fan cover and clean the inte grated fly screen as required Procedure for opening the inverter for service or maintenance 1 Disconnect AC and DC supply from the inverter Open the connection area 3 Turn off DC main switch 135 4 Allow the capacitors to discharge 5 minutes 5 Remove metal covers 6 Remove the plastic dividers Remove string fuses Disconnect DC wires 9 Disconnect AC wires 136 Replacing String Fuses Safety Preparation NOTE Disconnected AC and DC supply from the inverter Remove all fixing screws from any available option cards 137 Lift up plastic dividers in the area of the string fuses Replacing string fuses 1 Test the fuse holder at the terminal for continuity NOTE Only use fuses for sola
41. 1 ANSI IEEE C62 41 C22 2 No 107 1 01 Sep 2001 The ground fault detection and interruption is in compliance with NEC 690 building code requirements Relevant declarations of conformity can be found in the appendix to these operating in structions 18 The Fronius IG Plus Unit in the PV System General Tasks Converting DC to AC Current Fully Automatic Operational Man agement The solar inverter is the highly complex link between the solar modules and the public grid Inverter The main tasks of the inverter include Converting DC to AC current A Fully automatic operational management A Display function and data communication The inverter transforms the direct current generated by the solar modules into alternating current This alternating current is fed into your home system or into the public grid and synchronized with the voltage that is used there IMPORTANT The inverter has been designed exclusively for use in grid connected pho tovoltaic systems It cannot generate electric power independently of the grid The inverter is fully automatic Starting at sunrise as soon as the solar modules generate enough power the automatic control unit starts monitoring voltage and frequency As soon as there is a sufficient level of irradiance your solar inverter starts feeding energy to the grid The inverter control system ensures that the maximum possible power output is drawn from the solar
42. 926 x 434 x 244 mm Power stage set weight 57 lbs 26 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm Shipping weight 90 Ibs 41 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 154 Fronius IG Plus 10 0 1 Input data Recommended PV power 8500 11500 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 2 6A Max input current 46 7 A Max array short circuit current 58 A Output data Nominal output power Prom 9995 W Prom at 122 F 50 C 9995 W Max output power 99950 W Nominal AC output voltage 208 V 240V 277V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal
43. E Form a min 4 in wire loop using all wires 53 Solar Module Ground at Positive Pole Connecting Solar Module Strings General Solar module ground at posi tive pole Wire cross sec tion of solar mod ule strings The following steps are necessary when the solar module manufacturer requires a solar module ground at the positive pole Solar module ground at positive pole with fuse Solar module DC4 Inverter DC main switch O aum String fuse m L_ GFDI fuse NOTE Do not connect the ground to the positive DC line at any point This is al ready done within the inverter If positive DC lines are connected to the DC termi nals or prior to this to the ground this will circumvent the GFDI protection system preventing your inverter from properly detecting a fault current In addition turning the DC disconnect to the OFF open circuit condition will not disconnect the array from ground as it only disconnects the DC negative Solar module ground at posi tive pole Con necting solar module strings NOTE To ensure an effective strain relief device for solar module strings only use cable cross sections of the same size NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of supply for the inverter 1 33 ft Ib After disconnecting the DC filter wire Connect the red DC wire to the DC
44. Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 157 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 5 at 240 V 96 0 at 277 V 96 0 Night consumption 1W Consumption during operation 22 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 48 07 x 17 09 x 9 61 in 1221 x 434 x 244 mm Power stage set weight 82 lbs 37 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 17 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm 450 x 515 x 356 mm Shipping weight 114 Ibs 02 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 158 Fronius IG Plus 11 4 3 Input data Recommended PV power 9700 13100 Wp MPP voltage range 230 500
45. Hz Frequency clearing times 0 016 300s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 151 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 5 at 240 V 96 0 at 277 V 96 0 Night consumption 1W Consumption during operation 15 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 36 46 x 17 09 x 9 61 in 926 x 434 x 244 mm Power stage set weight 57 lbs 26 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm Shipping weight 90 Ibs 41 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 152 Fronius IG Plus 7 5 1 Input data Recommended PV power 6350 8600 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 20 7 A Max i
46. IG PUS 12 028 aaa nl 161 Field ajustable IMP POINTS iiaa a a ER dn tala e a a ea aa sa e a 163 12 Relevant Standards and DIIectiveS cccccececcccccececcccucececeucucuceneeeneneaeateneueacuueauaeseeneutateneueacenenenennenenes 164 Relevant standards and directives u022u022000200020n0nnnn nun ann nnnnn nenn nnn nano nnne nenn nenne nano neue nenn nennen 164 Celui ee ee ee ee ee Eee See 164 Waranty AUN CLS OS Abe nee ea vtec aco nee en ee 165 FRONIUS USA limited 10 year warranty ussuusssunssennsnennnenennnnnnnennnnnnenenenenunenn nenne nnnnnnnenenenenenennnnnnenn 165 Policy and procedure for warranty returns and repairs u224022u0ssnnennnenennnnnnnnnnennnnnennnennnnnnnnnnenene nennen 165 ESOS A a nn En ee ee en ee ee 166 13 14 General Information Protection of Persons and Equipment Safety Protection of Per sons and Equip ment Galvanic isolation Monitoring the Grid Information on field adjustable trip points The design and function of the inverter offer a maximum level of safety both during instal lation as well as operation The inverter provides operator and equipment protection through a galvanic isolation b monitoring the grid The inverter is equipped with a high frequency transformer that ensures galvanic isolation between the DC side and the grid thus ensuring the highest possible safety Whenever conditions in the electric grid are incons
47. Inverter DC DC main switch 1 O otring fuse T GFDI fuse 50 Safety Connecting com bined solar mod ule strings using connecting dis tributors NOTE Do not connect the ground to the negative DC line at any point This is al ready done within the inverter If negative DC lines are connected to the DC ter minals or prior to this to the ground this will circumvent the GFDI protection system preventing your inverter from properly detecting a fault current In addition turning the DC disconnect to the OFF open circuit condition will not disconnect the array from ground as it only disconnects the DC positive NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of supply for the inverter 51 n Ji A c f ceceo oja an oA A v D barep i Doo mu a 1 2i in l Wire for solar module grounding Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib NOTE Connecting the DC wiring with the wrong polarity may cause damage to the inverter Check both the polarity and the open cir cuit voltage The DC Voltage must not exceed 600 V re gardless of temperature 52 Iv ur om fa e 11 535 1d lo Ad A T SEP 2 S NOT
48. a nenn nennen 94 THE TNS Olea AMICI 95 The Display MO Sissi un een ee en er eee eee ne ere P 95 Selecting a Display Mode u nun ea een 95 Overview of Display Values u22200224020000200000nonnnonnnn nenn nun nenne nenn nenne nano nano nnnennnnennnennnennne nano nennen 96 Display Values in Now Display Mode u 22202240222002n00nenenenennnn nenn anne nnne nnnm nenn nnne nnns nnn ns 97 Selecting the Now Display MOde cccccccseccceecceeeceeeeeeeeeeeeseeeseeeseeeeeeeeseeeseeeseeeseeeseeeeseeeseeeseeeeseees 97 Display values in the Now display mode sssessssssssssssssseseennn nennen nennen nna nennen nennen 97 Sole 98 Display Values in Day Year Total Display Modes eesssessssessseeenneennnennnnneenne nennen 99 EE ac MERE u 99 Selecting Day Year Total Display MOde ccccccccceccceeeceeeeeeeeeeeeeeeseeeseeeceeeeseeeseeeseueeeeeseeeeeeeees 99 Display values in the Day Year Total display modes eseeeeeeseeeeneene 100 oie 101 The SE LEID Ment cRLLC 102 mico 102 Accessing the Setup MenU e T ee a en ee 102 scrolling through Menu Items ccccseccec
49. al to the AC grid grounding NOTE Use copper wires for all grounding cables Use only solid or stranded wire Do not use fine stranded wire See NEC section 250 for correct grounding AC side terminals L1 Phase conductor L1 L2 Phase conductor L2 L3 Phase conductor L3 N Neutral conductor N C NOTE The neutral conductor is not bonded to ground internally NC Not connected Max wire cross section AWG 4 3 Cross section of AC wires Minimum cross section of AC wires for an ambient temperature of 122 F 50 C Fronius IG Plus AC wire AC wire AC wire 208 V 240 V 277V 3 0 1 AWG 12 AWG 14 AWG 14 3 8 1 AWG 12 AWG 12 AWG 12 5 0 1 AWG 8 AWG 10 AWG 12 6 0 1 AWG 8 AWG 8 AWG 10 7 5 1 AWG 6 AWG 6 AWG 8 10 0 1 AWG 4 AWG 4 AWG 6 11 4 1 AWG 4 AWG 4 AWG 4 11 4 3 AWG 8 AWG 8 12 0 3 AWG 12 Safety Only an authorized electrician is permitted to connect this inverter to the public grid conductor Do not connect 2 phase and 3 phase devices to one phase Never operate multiphase devices in one phase T CAUTION Danger of damaging the inverter due to an overload of the grid neutral CAUTION Danger of damaging the inverter from improperly connected termi A nals Improperly connected terminals can cause thermal damage to the inverter and may cause a fire When connecting the AC and DC cables make sure that all terminals are ti
50. connects external to the inverter may be required by the local authority having jurisdiction The use of string fuses in the inverter also adds fuse protection to the solar modules A crucial factor for the fuse protection of solar modules is the maximum short circuit current lsc of the respective solar module The following criteria must be fulfilled for each solar module string when using fuse protec tion IN 1 56x lac In 2 00 x lsc Vw gt 600 V DC Fuse dimensions Diameter 0 41 x 1 38 1 50 in 10 3 x 35 38 mm IN Nominal current rating of fuse Isc Short circuit current for standard test conditions STC according to solar module data sheet VN Nominal voltage rating of fuse NOTE The string fuse size must not be greater than the maximum fuse size rat ing of the PV module as provided on the PV module manufacturers data sheet If no maximum fuse size is indicated please contact the PV module manufacturer In underrated fuses the nominal current value is less than the short circuit current of the solar module Effect The fuse may trip in intensive lighting conditions NOTE Only select fuses suitable for a voltage of 600 V DC You should only use the following fuses which have been tested by Fronius to ensure problem free fuse protection Littelfuse KLKD fuses Cooper Bussmann PV fuses Fronius shall not be liable for any damage or other incidents resulting from the use of other fuse
51. cording to the Fuses table KLK D 9 with 9 0 A and 600 V AC DC USES Nominal current Fuse Nominal current Fuse value value 1 0 A KLKD1 6 0 A KLK D 6 1 5A KLK D 1 1 2 7 0A KLK D 7 2 0 A KLK D 2 8 0A KLK D 8 2 5A KLK D 2 1 2 9 0A KLK D 9 3 0A KLK D 3 10 0A KLK D 10 3 5 A KLK D 3 1 2 12 0A KLK D 12 4 0 A KLK D 4 15 0A KLK D 15 5 0A KLK D 5 20 0 A KLK D 20 Fuses Table Excerpt of Suitable Fuses e g Littelfuse Fuses 49 Connecting combined solar module strings using connecting distributors General If several solar module strings are combined outside of the inverter into one solar module string the current of the solar module string can be higher than the current permitted for a DC terminal 20 A In this case you have the option of connecting the DC cables to the inverter using a con necting distributor Additional com The following components are required for connecting DC cables via a connecting distrib ponents required utor 2 connecting distributors available from Fronius as an option Cable lugs Select the cable lugs according to the available DC cables Hexagon screws Hexagon nuts that fit the cable lugs Solar module The inverter is designed for a solar module ground at the negative pole The solar module ground ground is carried out via a fuse in the inverter Solar module ground at negative pole with fuse Solar module
52. crews capa ble of supporting 31 Ibs Fronius IG Plus 3 0 1 3 8 1 57 Ibs Fronius IG Plus 5 0 1 6 0 1 7 5 1 or 82 lbs Fronius IG Plus 10 0 1 11 4 3 12 0 3 of inverter weight IMPORTANT The NEC requires that the DC disconnect be mounted between 3 ft and 6 1 2 ft from the ground if it is to be used as a code compliant disconnect The DC discon nect is in the lower left part of the inverter Also the cut out segment marked in the fol lowing drawings represents the placement of the inverter display Use this to ensure a comfortable display height for easy reading IMPORTANT The cut out segment marked represents the placement of the inverter display Use this to ensure a comfortable display height for easy reading 30 2 E E D E IMPORTANT The cut out segment marked represents the placement of the inverter display Use this to ensure a comfortable display height for easy reading Attaching the wall bracket to a wooden wall 31 Attaching the wall IMPORTANT The cut out segment marked represents the placement of the inverter brackettoametal display Use this to ensure a comfortable display height for easy reading carrier NOTE When installing using a metal carrier the inverter should not be exposed to rainwater or water spray at the back Ensure proper rainwater or spray water protection Fronius IG Plus installation
53. cuit voltage of the solar modules increases as the temperature decreases assuming constant irradiance The open circuit voltage should never rise above 600 V at a temperature of 14 F 10 C and an irradiance of 1000 W m If the open circuit voltage exceeds 600 volts the inverter may be damaged and all warranty rights will become null and void More exact data for sizing the solar array for the particular location can be obtained using calculation tools such as the Fronius Configuration Tool available at http www fronius usa com See NEC table 690 7 for the appropriate code related voltage adjustment factor for crystalline silicon modules or use the manufacturer s specified voltage coefficient DC terminals Polarity Reversal of Solar Module Strings Overview DC u TIE NI Tie EST Tr E op Q gr gag The inverter comes standard with 6 metal bolts in fuse holders in the connection area The inverter is designed so that a reverse polarity of all solar module strings will not cause any damage to the inverter when these metal bolts are used If string fuses are used instead of the metal bolts the reverse polarity of an individual solar module string can cause damage to the inverter and cause an inverter fire Connecting solar module strings to the Fronius IG Plus DC includes the following sec tions Connecting solar module strings Criteria for the proper selection of string fuses J
54. direc l tives IEEE 1547 2003 NEC Article 690 IEEE 1547 1 C22 2 No 107 1 01 ANSI IEEE C62 41 September 2001 Grid Failure The standard measurement and safety procedures integrated into the inverter ensure that the power feed is immediately interrupted in the event of a grid failure shut off by the utility or damage to lines 164 Warranty and Disposal FRONIUS USA limited 10 year warranty Policy and proce dure for warranty returns and re pairs At Fronius we have been designing and manufacturing high quality power electronics equipment for over 60 years And all our production facilities are ISO 9001 certified You will probably not encounter any service related issues with your Fronius IG Plus Solar Inverter However in the unlikely event that within Ten 10 years from the original purchase you discover a problem caused by defects in either workmanship or materials we will see that the device is either repaired or replaced Repair or replacement depends on Fronius s evaluation of the issue and what we decide makes the most sense according to the situation The warranty is based on the inverter s serial number allowing the warranty to be trans ferred to another owner if the Fronius IG Plus solar inverter remains installed in the original installation location Because the warranty is tied to the serial number there is no paper work to transfer the warranty to a new owner The Fronius IG Plus Solar Invert
55. display mode 5 Icons for the Setup display mode 6 Icons for operating conditions M The value shown represents the maximum value within the period of ax observation depending on which display mode is selected M The value shown represents the minimum value within the period of IN observation depending on which display mode is selected Important The minimum and maximum values displayed do not rep resent the absolute extreme values because data is recorded only at two second intervals appears when values are displayed which are directly associated with the solar modules gt gt appears when values are displayed which are directly associated with the public grid 7 appears with data readings that are directly related to the inverter 7 Range for display unit for displaying the applicable measuring unit 8 Icon for the Enter key 9 Icons for the Menu Esc key 10 Icons for the Down Right key 11 Icons for the Left Up key 12 Range for display value for displaying the value 90 Operating Status LED Item Function 13 Output bar not active during setup indicates the output power fed into the grid at a given moment regardless of the display mode chosen The screen displays 9o of the maximum possible output power of your solar inverter Position of Operating Status LED on the in verter Depending on the operating status the Operating Stat
56. e 1 Accessing the menu level Use the left 7 or right 6 keys to select your preferred display mode 1 4 4 gt T Now lt l Day a Total Setup P E t 5 MI NI ress Enter 5 LINLI Enter The selected display mode is shown e g Day display mode IMPORTANT The Year menu option is supported only when the optional Fronius S Datalogger is connected This system up C pe zs grade includes a real time clock M KH SS 2 8 DIN Menu Enter 95 Overview of Dis play Values Display Symbol Unit Optional Display value mode Now gt Output power gt V Grid voltage gt Output current Hz Grid frequency V Solar module voltage C A oolar module current C Mohm Insulation resistance HH MM X Time Day kWh MWh Energy fed into the grid Year gt Currency Return Total gt kg T CO reduction gt W Max output power gt V Maximum grid voltage gt V Minimum grid voltage V Maximum array voltage 7 HH MM Service hours completed by the in A verter X Optional If the DatCom component for the required options are not available the message N A not available is shown 96 Display Values in Now Display Mode Selecting the Now Display Mode 1 Select the Now display mode The first display value in the Now display mode appears Use
57. e eligible to bear the CSA Mark shown with adjacent indicator US Issued by Rob Hempstock AScT Authorized by Lindsay Clark Product Group Manager PRODUCTS CLASS 5311 89 POWER SUPPLIES Distributed Generation Power Systems Equipment Certified to U S Standards Utility Interactive Inverter Models Fronius IG Plus 3 0 1 UNI Fronius IG Plus 3 8 1 UNI SunPower SPR 3300f SunPower SPR 4000f Fronius IG Plus 5 0 1 UNI Fronius IG Plus 6 0 1 UNI Fronius IG Plus 7 5 UNI SunPower SPR 6500f SunPower SPR 8000f Fronius IG Plus 10 0 1 UNI Fronius IG Plus 11 4 1 UNI and Fronius IG Plus 12 0 3 WYE277 permanently connected For details related to rating size configuration etc reference should be made to the CSA Certification Record or the Descriptive Report or Attachment 1 The US indicator adjacent to the CSA Mark signifies that the product has been evaluated to the applicable ANSI UL Standards for use in the U S This US indicator includes products eligible to bear the NRTL indicator NRTL i e National Recognized Testing Laboratory is a designation granted by the U S Occupational Safety and Health Administration OSHA to laboratories which have been recognized to perform certification to U S Standards DOD 507 Rev 2004 06 30 167 Certificate 2065918 Master Contract 203213 Project 2065918 Date Issued 2008 09 09 APPLICABLE REQUIREMENTS UL Std No 1741 First Edition Static Inverters and C
58. e tech nician 425 Communication with the power stage set is not possible Description The Operating Status LED lights up orange then the inverter at tempts a restart Remedy If status code persists Contact a Fronius trained service tech nician 431 All power stage sets are in boot mode Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy Update firmware using Bootloader or Fronius Solar update IG Plus Switches between SLAVE DC LOW or SLAVE POWER LOW 439 The MPP master power stage set is switched off because of an error in a slave power stage set in the balance mode Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 442 No phase master for a phase Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 443 Energy transfer not possible Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 445 Invalid power stage set configuration 127 Description
59. each solar module string when using fuse protec tion IN 1 56x lac In 2 00 x lsc Vy gt 600 V DC Fuse dimensions Diameter 0 41 x 1 38 1 50 in 10 3 x 35 38 mm IN Nominal current rating of fuse Isc Short circuit current for standard test conditions STC according to solar module data sheet VN Nominal voltage rating of fuse NOTE The string fuse size must not be greater than the maximum fuse size rat ing of the PV module as provided on the PV module manufacturers data sheet If no maximum fuse size is indicated please contact the PV module manufacturer In underrated fuses the nominal current value is less than the short circuit current of the solar module Effect The fuse may trip in intensive lighting conditions NOTE Only select fuses suitable for a voltage of 600 V DC You should only use the following fuses which have been tested by Fronius to ensure problem free fuse protection Littelfuse KLKD fuses Cooper Bussmann PV fuses Fronius shall not be liable for any damage or other incidents resulting from the use of other fuses In addition all warranty claims are forfeited 48 Application ex Example Maximum short circuit current Isc of the solar module 5 75 A ample According to the criteria for selecting the correct fuse the fuse must have a nominal current greater than 1 56 times the short circuit current 5 75 A x 1 56 8 97 A The fuse that should be selected ac
60. earing support pro vides optimal inverter cooling efficiency increases cooler components thus improving service life least possible energy consumption and lowest possible noise level weight reduction due to a reduction of the cooling element surface Should there be insufficient heat dissipation in spite of the fan operating at maximum speed for example inadequate heat transfer away from the heat sinks the power will be derated to protect the inverter when the ambient temperature reaches 40 C and above Derating the power reduces the output of the inverter for a short period sufficient to ensure that the temperature will not exceed the permissible limit Your inverter will remain ready for operation as long as possible without any interruption 20 Installation and Startup Fronius IG Plus Installation and Connection Safety Fronius IG Plus Construction The power stage set and the connection area are separated from each other for de livery 1 Power stage set s 2 Connection area 23 Connection dia gram Fronius IG Plus DC terminal block String fuses Lockable AC AC distribution disconnect panel switch Main grounding system i may be required by local authorities d may be required depending on grid configuration On depending on inverter type Overview Fronius IG Plus installation and connection contains the following sections A Fronius IG Plu
61. earing times 0 016 300 s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 145 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 0 at 240 V 95 5 at 277 V 95 5 Night consumption 1W Consumption during operation 8 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w xh x d 24 84 x 17 09 x 9 61 in 631 x 434 x 244 mm Power stage set weight 31 Ibs 14 kg Connection area weight 24 Ibs 11 kg Shipping dimensions w xh x d 31 02 x 20 28 x 14 02 in 788 x 515 x 356 mm Shipping weight 59 Ibs 27 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 146 Fronius IG Plus 3 8 1 Input data Recommended PV power 3200 4400 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 10 5A Max input current 17 8 A
62. eceseceeeeceeecueeceueceeeceeesueesaeeeeeeceaeeeaeesaeesasecaesesaeeseseesanesages 103 Menu Items in the Setup Menu 1sssesssessesssseenneennene nano nenn nenn nenne nnne nnne nnne nenne nsa snae snae ananas asas nna nnns 104 STANDBY tee 104 CONTRA T n 104 RCM ep 105 OZ ee een 105 TIELD sea ee um T eee lee he 106 Indus eM SLM MI ML t MI MI ends 106 BE OPERE E EH eee EVE 107 TIE ee ee E a 107 STATE PE aaao ccd oh dcus SIM LR EM IM EAN RRERARRNER 107 VERSION p IH 108 Setting and Displaying Menu Items esses nnne nnne nnne anne nnne nenn nnne anas s na sana snas 109 selling Menu eris Getrleral cese mc eir eee S Sets eek 109 Examples of Setting and Displaying Menu ltems esesssesssessseeneeeneenne eene 109 Selling die currency ANG rale alla 109 Displaying and Setting Parameters in the DATCOM Menu Item cccccccseccseeeseeeseeeseeeseeeeaeeaes 111 Seting Time and Date zus ste e a a E 113 Troubleshooting and Maintenance 117 Status Diagnosis and Troubleshooting cars ehe 119 Displaying Status Orale CELEREM 119 Normal Oberatiori tatus COOGS s ie nie ae 119 TOAFA cim EIER 119 Status Codes on Fronius IG Plus with Several Power Stage Sets eseeeeeeeeeeeeneee 120 Glass PI ies
63. eck the polarity and voltage of the solar module strings the voltage should be a max of 600 V the difference between the individual solar module strings should be a max of 10 V lur 8000F 11 mil ao 1 roll e 4 Hi s wy SE E i E PEPPER ERRER a ami al _ e E d nn Inserting string IMPORTANT The inverter is shipped with conductive slugs in the fuse holders Series fus fuses ing may be required depending on the type of solar module used in the system See NEC 690 9 1 Select string fuses according to the information from the solar module manufacturer or as per Criteria for the proper selection of string fuses max 20 A per individual DC terminal IMPORTANT Follow all solar module safety instructions Follow all solar module manufacturer requirements 57 58 NOTE Insert fuses only with a fuse cover in the respective fuse holder Do not operate the inverter without fuse covers Criteria for the Proper Selection of String Fuses DC disconnect re quirements General Criteria for the proper selection of string fuses Effects of Using Underrated Fuses Fuse Recommen dations NEC 690 15 18 allows the use of fuse holders as a suitable means of disconnecting PV arrays for servicing Additional DC dis
64. eee oooooo ee e em Connecting op tion cards laying data communica tion wires 71 NOTE The knockout for the data communication wires must be above the plastic dividers so that the plastic dividers are always under the data communication wires Position of plastic dividers Conduit NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of supply for the inverter one wire input for both data communication wires 3 4 separated wire inputs on opposite sides e g when several inverters are installed next to each other 78 Closing the in IMPORTANT Secure newly added option cards to the metal cover using the screws pro verter vided with the option cards 79 Data Communication and Solar Net Solar Net and data interface Example Fronius developed Solar Net to make these add on system components flexible and ca pable of being used in a wide variety of different applications Solar Net is a data network that enables several inverters to be linked with the system upgrades Solar Net is a bus system A single cable is all that is required for one or more inverters to communicate with all system upgrade components The core ofthe Solar Net is the Fronius Datalogger It coordinates data
65. en 43 Solar Module ground rener ncc 43 Wire cross section of solar module strings 22z022200200000000nnnnnnn anno nnnn nenne nnnennnn nenn nennen nenn nennen 43 Connecting solar module Sinn9S ans hiens meo tir Fase desse havoc nau 44 Mserung SNo USES enii Hr THE TRIS 47 Criteria for the Proper Selection of String FUSES 2 u02200200000000000000nnnnno anno nenn nenn nenne anne nenn nenn nenne nennen 48 DC CISGCOMMECT redullermefit sca uaobeectue eier 48 EIS IRIS EUN NANCY 48 Criteria for the proper selection of String fuses 222200240020000000nnno nenn nenne nennen nennen nnne nnns 48 Effects of Using Underrated FUSES 222022400240020000000 0000 nano nano nnnn nenn nenne nano nano nenn nenne sana asa nenn nenne nennen 48 FUSE RECCOMMENGAUONS una ea 48 ADPIICAUONEXAMPIE Aue een ee 49 FUSES nee een ei ene eee ee eee 49 Connecting combined solar module strings using connecting distributors sseesssssse 50 BENDER ee DU dE iR ee ee ee agree 50 Additional components FEQUINCO anne a a oa a a aea E a a L 50 Ole OC US rOn eaa E E een 50 Sale mt rm en er A CM M M R ME 51 Connecting combined solar module strings using connecting distributors 51 Solar Module Ground at Positive Pole Connecting Solar Module Strings seseuussss 54 ef arr 54 Solar module ground at POSITIVE Pole u o ppt e
66. energy e g transfer value upon replacement of the inverter and the SI prefix Unit Wh kWh MWh oetting range 5 digit k M 1 kWh 1000 Wh 1 MWh 1000000 Wh Factory setting 0 CALI Preset correction value so that the data shown on the inverter display corresponds to the calibrated data shown on the electric meter Unit Setting range 5 0 5 0 in increments of 0 1 Factory setting 0 Number setting address of the inverter in a setup comprising multiple solar inverters linked together Unit oetting range 01 99 100th inverter 00 Factory setting 1 IMPORTANT Each inverter must be assigned its own address when connecting several inverters in a data communications system 106 DAT COM TIME STATE PS Indicates status of data transmission re A _ az sets the Personal Display Card and Inter s l 4 l face Card V FINI 2 Al EN FLU Y A v Menu Enter Setting range Displays OK COM or ERROR COM PDCD RST IFCD RST OK COM ERROR COM Displays data communication available via Solar Net or an error that occurred in data com munication PDCD RST Resets the Fronius Personal Display Card option IFCD RST Resets the Fronius Interface Card option Date and time setting Year Total IP Setup TME Ll gt v Menu Unit DDMMYYYY HH MM oetting range Date Time Factory setting IMPORTANT The TIME menu item is only supported when the Fro
67. ers are designed to withstand normal operating conditions and typical wear and tear when the Fronius IG Plus Solar Inverter is used for its original intent in compliance with the Fronius IG Plus Installation and Operational Manual s sup plied with the original equipment This warranty does not cover damages by improper installation or operation misuse abuse manipulation alterations or repair attempts accidents fire floods acts of God and incidental or consequential damage caused by defects with other components of the solar system This warranty does not extend beyond the original cost of the Fronius IG Plus So lar Inverter To obtain service you must follow this policy and procedure for warranty returns and re pairs A All returned Fronius IG Plus Solar Inverters require a Returned Merchandise Authori zation Number RMA A request for an RMA number requires the following information Proof of purchase in the form of the original invoice Model number of the Fronius IG Plus solar inverter Serial number of the Fronius IG Plus inverter Description of the problem Shipping address for the repaired or replaced equipment A All Fronius IG Plus solar inverters authorized for return by FRONIUS USA must be re turned in their original shipping container or packaging providing equal protection Shipping costs to FRONIUS USA and back to the purchaser of repaired or replace ment Fronius IG Plus Solar Inverters is the respo
68. for about ns IN IAN IAN IN one second MenuEsc Enter 68 Selecting the grid The inverter goes through a master check list for several seconds The display shows TEST and indica tes the respective component that is being tested for example LED The grid selection phase begins SE TUP SEL is shown 3 Press the Enter key The first grid selection option is shown e g 208 V a f 4 Select the grid v Esc Enter Several grid selection options are displayed depending on the product type see also sec tion Connecting the Fronius IG Plus to the public grid 1 Use the Up and Down keys to select the desired grid AV Day Year Total Setup ITIL IS 0099 PN Pd Esc Enter Grid voltage 208 V Delta No neutral conductor in the system Neutral conductor monitoring is deactivat ed 69 Now Day Year Total Setup 100 III NI TR SE LIEW IN A Esc Enter Grid voltage 208 V Delta 120 V WYE Neutral conductor available in the system Neutral conductor monitoring is activated Day Year Total Setup pA 1l MM Esc Enter Grid voltage 240 V Delta No neutral conductor in the system Neutral conductor monitoring is deactivat ed 70 3 Li m N _ LIV IN Esc Enter Grid voltage 240 V 120 V Stinger Neutral conductor available in the system Neutral conductor monito
69. for use in an industrial setting can cause line bound and radiated interference in other areas Devices with emission class B satisfy the emissions criteria for residential and industrial areas This is also true for residential areas in which the energy is supplied from the public low voltage grid EMC device classification as per the rating plate or technical data In certain cases even though a device complies with the standard limit values for emissions it may affect the application area for which it was designed e g when there is sensitive equipment at the same location or if the site where the device is installed is close to either radio or television receivers If this is the case then the operator is obliged to take appropriate action to rectify the situ ation Grid Connection Electrical Installa tions Protective Mea sures against ESD Safety Measures in Normal Opera tion Safety Symbols 1 Ad 2 High performance devices gt 16 A can affect the voltage quality of the grid because of a high output current in the main supply This may affect a number of types of device in terms of __ connection restrictions criteria with regard to maximum permissible mains impedance criteria with regard to minimum short circuit power requirement at the interface with the public grid see Technical Data In this case the operator or the person using the device should check whether or not
70. ghtened securely using the proper torque Connecting the Fronius IG Plus to the public grid AC NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of supply for the inverter c e 22 25 22 9 PEL co E Ee E 9 o aL Ny P eS aay Naa eee ae Ea E oo oo coco se 23 22 28 Ss 22 23 32 228 ss ERU ee oad MZ D S GA 000000 BE 09909 afi xx N FA S UEM D IC feu O KO ee N Ath J Connect grid grounding grounding conductor to the right grounding terminal Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib Connect the AC wires to the AC side terminals depending on the grid and phase quantity of the inverter 1 phase 208 V 240 V Q ooo GE L1 L2 N 1 phase 277 V 4 oo oo GE LI N NC GET Grounding electrode terminal 3 phases 208 V 240 V 277 V oo oo N C L1 L2 L3 N Not used ME NOTE Form a min 4 in wire loop using all wires 39 Connecting If the photovoltaic system requires a grounding electrode it should be connected as fol grounding elec lows trode wire pvoloo oo ovo mo PP 20 oo 20 299 oo E 32 29 229 29 22 Q Pal oloo
71. harge Controllers for Use in Photovoltaic Power Systems Including Revisions through and including November 7 2005 DOD 507 Rev 2004 06 30 168 169 Fronius Worldwide www fronius com addresses Fronius International GmbH Fronius USA LLC Solar Electronics Division 4600 Wels Thalheim G nter Fronius Stra e 1 Austria USA 10421 Citation Drive Suite 1100 Brighton MI 48116 E Mail pv fronius com E Mail pv us fronius com http www fronius com http www fronius usa com Under http www fronius com addresses you will find all addresses of our sales branches and partner firms
72. he right or left of the inverters such as walls or DC and AC disconnects For optimal airflow and cooling efficiency in hot climates the manufacturer recom mend a distance of 10 12 in 25 30 cm When installing more than one inverter keep a distance of 12 in 30 cm between each inverter Keep a minimum distance under the inverter corresponding to the NEC 110 26 for code compliant disconnect location The air flow direction within the inverter is from right to left cold air intake on right hot air exit on left When installing the inverter in a switch panel cabinet or similar closed environment it is necessary to make sure that the hot air that develops will be discharged by forced venti lation The inverter is designed for installation both indoors and outdoors During certain operation phases the inverter may produce a slight noise For this reason it should not be installed in an occupied living area 28 Choosing a loca tion for outdoor installation Do not install the inverter in areas with large amounts of dust areas with large amounts of conducting dust particles e g iron filings areas with corrosive gases acids or salts areas where there is an increased risk of accidents e g from farm animals horses cattle sheep pigs etc stables or adjoining areas storage areas for hay straw chaff animal feed fertilizers etc storage or processing areas for fru
73. he first minutes digit A V 25 Press the Enter key The second digit for the minutes flashes Use the Up and Down keys to select a value for the second minutes digit AV Press the Enter key The set time flashes we Y j i7 A Press the Enter key to apply the time A 71 1 N um Press the Esc key to exit the TIME menu item 115 116 Troubleshooting and Maintenance Status Diagnosis and Troubleshooting Displaying Sta tus Codes Normal Operation Status Codes Total Failure Your inverter is equipped with a self diagnostic system that automatically identifies a large number of possible operation issues by itself and displays them on the screen This en ables you to know immediately ifthere are any malfunctions in the inverter the photovoltaic system or any installation or operating errors Whenever the self diagnostic system has identified a particular issue the respective status code is shown on the screen IMPORTANT Status codes may sometimes appear briefly as a result of the control re sponse from the inverter If it subsequently continues to operate normally there has not been a system error The open circuit voltage of the solar mod ules is too low As soon as the open circuit voltage exceeds 290 V the inverter starts synchronizing with the grid display shows SYNC AC The total power output of the solar mod Total Setu E mod B ules is insufficient After a shor
74. he grid is subse quently checked for the stipulated monitoring period If after the end of this period no fur ther defect is identified your inverter resumes operating and feeding power into the grid 120 IMPORTANT The 2nd position x defines the exact network point for the following status codes 0 several all 3 phases 1 L1 2 L2 3 L3 1x2 AC voltage too high Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Remedy Check grid connections and fuses Should the status code persist you should contact your system installer 1x3 AC voltage too low Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Remedy Check grid connections and fuses Should the status code persist you should contact your system installer 1x5 AC frequency too high Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Remedy Check grid connections and fuses Should the status code persist you should contact your system installer 1x6 AC frequency too low Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into
75. ions w xh x d 48 07 x 17 09 x 9 61 in 1221 x 434 x 244 mm Power stage set weight 82 lbs 37 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 17 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm 450 x 515 x 356 mm Shipping weight 114 Ibs 52 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 160 Fronius IG Plus 12 0 3 Input data Recommended PV power 10200 13800 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 33 1 A Max input current 56 1 A Max array short circuit current TOA Output data Nominal output power Prom 12000 W Prom at 122 F 50 C 12000 W Max output power 12000 W Nominal AC output voltage 27 1 V Grid voltage tolerance 10 12 Operating AC voltage range default at 277 V 244 305 V Adjustment range for voltage at 277 V 140 324 V Voltage trip limit accu
76. istent with standard conditions for ex ample grid switch off interruption the inverter will immediately stop operating and inter rupt the supply of power into the grid Grid monitoring is carried out using Voltage monitoring Frequency monitoring Monitoring islanding conditions The inverter is equipped with field adjustable trip points For further information please contact Fronius technical support at the following e mail address pv us support fro nius com FCC compliance Ground fault de tector interrupt er Standards and regulations Declaration of conformity FC This device complies with Part 15 of the FCC Rules Operation is subject to the following conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interfer ence that may cause undesired operation The inverter is equipped with a ground fault detection and interruption GFDI circuit as re quired by UL 1741 and the National Electrical code Depending on the system configuration either the PV array s negative or positive conductor is connected to the grounding system in the inverter If a ground fault occurs in the DC wir ing the inverter disconnects from the grid Your inverter complies with the requirements for the following standards Inverters con verters and controllers for use in independent power systems UL1741 2005 IEEE 1547 2003 IEEE 1547
77. it vegetables or winegrowing products areas used in the preparation of grain green fodder or animal feeds greenhouses NEMA 3R protection means that the inverter is not susceptible to water spray from any direction However the manufacturer recommends if possible that the inverter not be exposed to direct moisture or to a direct water jet e g from sprinklers In order to protect the display the inverter should not be exposed to direct sunlight Ide ally the inverter should be installed in a protected location e g near the solar modules or under a roof overhang 29 Fronius IG Plus Installation General Assembling the wall bracket Recommended screws for wall bracket assembly Attaching the wall bracket mount ing height Attaching the wall bracket to a con crete or brick wall IMPORTANT Depending on the surface different dowels and screws may be required for installing the wall bracket These dowels and screws are not part of the scope of delivery for the inverter The installer is responsible for selecting the proper dowels and screws NOTE The inverter is designed only for a vertical installation position Only for Fronius IG Plus 10 0 1 11 4 1 11 4 3 12 0 3 Because of logistical limits the wall brack et for these inverters is divided into two parts Assemble wall bracket as per step 1 In most cases you should use 1 4 in or 5 16 in stainless steel or aluminum s
78. l ance the installation The connection to the grid should be done in the following way 208 V 240 V Connect Fronius IG Plus No 1 No 4 No 7 toL 1 and L2 Connect Fronius IG Plus No 2 No 5 No 8 to L2 and L3 Connect Fronius IG Plus No 3 No 6 No 9 to L1 and L3 271 V Connect Fronius IG Plus No 1 No 4 No 7 to L1 and N Connect Fronius IG Plus No 2 No 5 No 8 to L2 and N Connect Fronius IG Plus No 3 No 6 No 9 to L3 and N 36 AC side terminals and grounding L_ BE 1 phase inverters 208 V 240 V terminals fr e dw EI I2 1 phase inverters 277 V QI 8 8 8 nn ca OIOI L1 N NC 3 phase inverters 208 V 240 V 277 V 8 212 2 2 GET C u t2 is N m 0000 The terminals are designed for the following terminal connections Grounding terminals 1 Grounding Electrode Terminal GET A grounding electrode terminal may be required depending on local regulations 2 Grounding of photovoltaic components e g solar module frames The ground for photovoltaic components such as solar module frames must be connected at the grounding terminals The size of the wire usually corresponds to the largest wire in the DC system 3 Grid grounding Grounding conductor The Fronius IG Plus must be connected via the grounding termin
79. l a ie Gee 54 Wire cross section of solar module strings zuu22400200000nnnnnnnnnenenenennnnnnonen nenn ennnennenenenenn nennen 54 Solar module ground at positive pole Connecting solar module strings 55 Inserung String NS CS cecidi eerte det ese csetera bnt a ee E eric capella eus of Criteria for the Proper Selection of String FUSES cccccecccseecseeceececeeeceeceuecsacecseecseeseeessueeseeeseeeseueesas 59 DC disconnect regi emieflts nee ML MS EI EE M ICM LUAM 59 BEN ee a Ld M m QI Un EMG 59 Criteria for the proper selection of string fuses 22222002400200000n0nnno nenn nenne nano anne nennen nnne nnne nis 59 Effects of Using Underrated FUSES 2220024002000200000000nnn nano nano nnnn nenn nenne nano nnne nenne nenne anne asa nenn anne nennen 59 FUSE RGCOMMENnaatNONS rcr oc 59 ADplcalonm eXample su le ee De let 60 USCS naeh ebenen 60 Solar module ground at positive pole Connecting combined solar module strings using connecting dis 61 IDULOT S an airline GENE Alasga ee a ee re een 61 Additional components Tedull cde akut eode Sot uoi dup paie enu uti cue Ii eum ia a 61 Solar module ground at positive Pole uirum poen sigues u ties stile Duque nta 62 vri ee hs 62 oolar module ground at positive pole Connecting combined solar module strings using connecting 63 BISITIDUIOIS o uec ge eter eR EU iN ME
80. lus 11 4 3 34 Grid Inverter 240 V 120 V Stinger Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 240 V 120 V Split phase Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 V rV 120 V 240 V 480 V Delta 277 V WYE Fronius IG Plus 3 0 1 Fronius IG Plus 3 8 1 Fronius IG Plus 5 0 1 Fronius IG Plus 6 0 1 Fronius IG Plus 7 5 1 Fronius IG Plus 10 0 1 Fronius IG Plus 11 4 1 ZN M PT Fronius IG Plus 12 0 3 35 Monitoring the Grid Systems with more than one in verter Grid Inverter 480 V Delta NOTE Do not connect Fro nius IG Plus inverters to the L1 480 V Delta grid Va ie 7 So gt N N oly lol 120 IMPORTANT The resistance in the leads to the AC side connection terminals must be as low as possible for optimal functioning of grid monitoring For larger photovoltaic systems it is possible to connect several inverters in parallel with out any problems To ensure symmetrical feeding connect the inverters uniformly to all 3 phases NOTE The inverter is designed to be connected to three phase systems Utilities generally allow up to 6 kVA of unbalance but check with your utility and try to ba
81. matic disconnection from the grid and waiting for its conditions to return to those stipulated your inverter will try to resume feed in operation 301 Overcurrent AC Behavior Short interruption of power feeding into the grid caused by overcurrent The inverter returns to the startup phase Remedy Fault is rectified automatically Should the status code persist you should contact your system installer 302 Overcurrent DC Behavior Short interruption of power feeding into the grid caused by overcurrent The inverter returns to the startup phase Remedy Fault is rectified automatically Should the status code persist you should contact your system installer 303 Over temperature buck converter 123 Behavior Short interruption of power feeding into the grid caused by over temperature The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps recurring contact your system installer 304 Over temperature cooling element Behavior Short interruption of power feeding into the grid caused by over temperature The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps recurring contact your system installer 305 No power transfer to grid possible Behavior Continual interruption of grid feed operation Remedy Should the status code persist you should contact your system installer POWER LOW 306 I
82. modules at all times This function is called MPPT Maximum Power Point Tracking As dusk starts and there is no longer sufficient energy available to feed power into the grid the inverter unit shuts down the grid connection completely and stops operating All set tings and recorded data are saved 19 Display function and data commu nication System upgrade Forced Ventila tion Power Derating The display on the inverter is the interface between the inverter and the operator The de sign of the display is geared towards simple operation and making system data available as long as the inverter operates The inverter is equipped with a basic logging function to monitor minimum and maximum data on a daily and a cumulative basis These values are shown on the display A wide range of data communication products allows for many possibilities of recording and viewing data The inverter is designed for various system upgrades e g Upgrades that enable the inverter to communicate with external system upgrades as well as other inverters Datalogger and modem interface as well as an Ethernet Internet connection for using a PC to record and manage data from your photovoltaic system Various large format displays A Fronius Personal Display Actuators e g relays alarms Interface cards System upgrades are available as plug in cards The inverter s temperature controlled variable speed fan with ball b
83. n integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 162 Field adjustable Field adjustable trip points 208 V 240 V 277 M trip points Nominal AC output voltage 208 240 277 Line to Line V Operating AC voltage range default 183 229 211 264 Line to Line V Adjustment range for voltage 105 248 121 287 Line to Line V Voltage trip limit accuracy 1 1 Line to Line of nominal value Operating AC voltage range default 106 132 106 132 244 305 Line to Neutral V Adjustment range for voltage 61 143 61 143 138 324 Line to Neutral V Adjustment range for voltage 0 016 4 25 0 016 4 25 0 016 4 25 clearing time s Voltage trip limit accuracy 1 1 1 Line to Neutral of nominal value Nominal output frequency Hz 60 60 60 Operating frequency range Hz 59 3 60 5 59 3 60 5 59 3 60 5 Adjustment range for frequency Hz 57 0 60 48 57 0 60 48 57 0 60 48 Adjustment range for frequency 0 016 300 0 016 300 0 016 300 clearing time s Frequency trip limit accuracy 16 66 1 16 66 1 16 66 1 ms Detection time ms 25 2 25 2 25 2 Reconnect time default s 300 300 300 Adjustment range for reconnect time 5 900 5 900 5 900 s 1 16 66 ms are equivalent to 1 cycle 2 25 ms are equivalent to 1 5 cycles 163 Relevant Standards and Directives Be En UL 1741 2005 FCCPart15A amp B dards and
84. ndby operation Press the Enter key CONTRAST Contrast setting on LCD display Unit oetting range 0 7 Factory setting T Since contrast depends on temperature it may be necessary to adjust the CONTRAST menu item when ambient conditions change 104 LIGHT MODE CASH CO2 Initial setting for display illumination Unit Setting range AUTO ON OFF Factory setting AUTO AUTO The display illumination will stop 30 seconds after the last time a key has been pressed ON The display will remain illuminated whenever power is supplied to the grid OFF The display illumination will be permanently off IMPORTANT The LIGHT MODE setting only relates to the display s background illumi nation The LCD display will still remain on during operation Its energy consumption is less than one mW 1 1000 W oetting of currency and rate for invoicing w m N the energy supplied Day Year Total IP Setup I Z j Mn A Menu Enter Unit Display area Currency Charge rate kWh Factory setting USD Setting of CO2 reduction factor Year Total IP Setup I Unit Ib KWh T kWh oetting range 00 01 99 99 Factory setting 1 3 105 YIELD IG no Setting an OFFSET value for the total energy display a measurement correction value for the Day Year and Total energy dis play Setting range OFF SET CALI OFF SET Preset value for the output energy added to the actual output
85. ng displays depend on whether a data connection is available a data connection is faulty or an option is not installed Available data connection If there is a data connection available OK COM is shown 3 Use the Down key to select available data v e g Reset Personal Display Card PD CDRST or Reset Interface Card IFCDRST 4 Press the Enter key PDCD DONE OF IFCDDONE is shown 5 Press the Esc key 2x to exit menu item DATCOM Data connection faulty or an option is not installed If there is a faulty data connection or opti ons are not installed ERRORCOM is w Day I Year Total De Setup 4 shown COO N I FN riu Press the Esc key to exit menu item DATCOM 112 Setting Time and Date 7 IL EILILIZ J b Esc Enter JF 7 Enter 17 Ltt Enter Total I Setup I JF AE ls Enter Year Total I gt Setup I 113 1 Select the TIME menu item 2 Press the Enter key The date is displayed DD MM YYY Y the first digit for the day flashes Use the Up and Down keys to select a value for the first day digit A Vv 4 Press the Enter key The second digit for the day flashes Use the Up and Down keys to select a value for the second day digit A V 6 Press the Enter key The first digit for the month flashes Use the Up and Down keys to select a
86. nius Datalogger op tion is installed otatus display of power stage sets the last error that has occurred can be displayed IMPORTANT Due to the low level of irradiance early in the morning and in the evening the status codes 306 power low and 307 DC low are displayed routinely at these times of day These status messages do not indicate any kind of fault 107 VERSION displays the version number and serial number of the electronic components e g IG Brain power stage sets display country setup Unit Display area MAIN CTRL LCD PS PS00 PS01 PS02 SETUP Factory setting MAINCTRL Version information of the IG Brain unit inverter controller LCD Version information of the display PS Version information of the power stage sets PS00 max PS02 SETUP Display of the currently set country setup You can display the current country setup 2 3 letters by pressing the Enter key e g US for USA country setup You can exit the country setup display by pressing Esc 108 Setting and Displaying Menu Items Setting Menu Items General Examples of Set ting and Display ing Menu Items Setting the cur rency and rate 1 Access the Setup menu Use the Up or Down keys to select the desired menu item A V Press the Enter key The first digit of a value to be set flash es Use the Up and Down keys to se lect a value for the first digit A V 5 Press the Enter
87. nnect from the grid Subsequently the grid will be checked for the duration of the observation period stipulated If after the end of this pe riod no further defect is identified the inverter resumes operating and feeding power into the grid IMPORTANT The 2nd position x defines the exact network point for the following status messages 0 several all 3 phases 1 L1 2 12 3 L3 2x2 Grid voltage exceeds admissible limits Behavior Remedy As soon as the grid voltage has returned to admissible range the inverter resumes feeding power into the grid Check grid voltage if the status code persists you should con tact your electrical contractor 122 2x3 Grid voltage below admissible limits Behavior As soon as the grid voltage has returned to admissible range the inverter resumes feeding power into the grid Remedy Check grid voltage if the status code persists you should con tact your electrical contractor 207 No grid voltage detected Behavior As soon as the grid conditions have returned to admissible range the inverter resumes feeding power into the grid Remedy Check grid connections and fuses if the status code does not disappear you should contact your electrical contractor Class 3 Status Class 3 comprises status codes that may Codes appear during power feed in mode that do not cause a permanent interruption of the operation of feeding power into the grid After auto
88. nnect the black DC wire to the DC connection of the DC filter as per step 4 NOTE Identify the reversed polarity accordingly with and at the DC termi nals TE B I ojo D olvolvo oo 2o oolool 299 6 i o oo coco 2S ao 9 i CS 20 29 29 Q ak ei C o Lre NEED EEE ao e3 ca3 zd oo 50 50 oo ecc oo 9090 99 coc coc om oo coco oo oo dg o so so o ec aS _ E O 2 D AS lea ee _ IA Mi Ro 666866 5 ANEA p mii NE m h M COE EA K C eo ea oA A ER D l Ye N N U i 5 ER MN LEM Wire for solar module grounding 63 Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib NOTE Connecting the DC wiring with the wrong polarity may cause damage to the inverter Check both the polarity and the open cir cuit voltage The DC Voltage must not exceed 600 V re gardless of temperature AR Aan U 1 yay y a 5 L LL Bd1 64 E NOTE Form a min 4 in wire loop using all wires 65 Attaching power stage sets and closing the Fronius IG Plus Preparation Attaching power stage sets and closing the Froni us IG Plus Opening Fronius IG Plus for ser vice maintenance Attach all fixing screws from any available option cards
89. nput current 35 1 A Max array short circuit current 44 A Output data Nominal output power Prom 7500 W Prom at 122 F 50 C 7500 W Max output power 7500 W Nominal AC output voltage 208V 240V 2T77 V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing times 0 016 4 25 s Nominal output current at 208 V 36 1 AAC at 240 V 31 3 AAC at 277 V 27 1 AAC Number of phases 1 Maximum output current at 208 V 37 0 A at 240 V 35 5 A at 277 V 30 7 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 273 A 72 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 153 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 0 at 240 V 95 5 at 277 V 96 0 Night consumption 1W Consumption during operation 15 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 36 46 x 17 09 x 9 61 in
90. nsibility of FRONIUS USA The warranty period of any repaired or replacement inverter is 12 months after ship ment from FRONIUS USA or the original warranty period which ever is later Labor costs related to uninstalling the defective equipment and re installing the re paired or replacement equipment are not covered under the warranty Some states do not allow the exclusion or limitation of incidental or consequential damag es This warranty gives you specific legal rights and you may also have other rights which vary from state to state FRONIUS USA LLC General Terms and Conditions apply 165 Disposal Contact your local dealer or FRONIUS Service Partner for immediate handling of warranty issues For service assistance to resolve a Fronius IG Plus solar inverter problem or for product information please contact FRONIUS USA LLC Solar Electronics Division 10421 Citation Drive Suite 1100 Brighton MI 48116 E mail pv us fronius com http www fronius usa com Should your inverter be replaced at some future date Fronius will accept the obsolete equipment back and provide for its proper recycling F k f CSA INTERNATIDOMAL Certificate of Compliance Certificate 2065918 Master Contract 203213 Project 2065918 Date Issued 2008 09 09 Issued to Fronius International GmbH Guenter Fronius Strasse 1 Wels Thalheim 4600 Austria Attention Mr Josef Feichtinger The products listed below ar
91. ntermediate circuit voltage has dropped below permissible threshold value for feed in This error is shown on the inverter in plain text Behavior Short interruption of power feeding into the grid The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps recurring contact your system installer DC LOW 307 DC input voltage is too low for feed in This error is shown on the inverter in plain text Behavior Short interruption of power feeding into the grid The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps recurring contact your system installer 308 Intermediate circuit voltage too high Behavior Short interruption of power feeding into the grid The inverter returns to the startup phase Remedy Fault is rectified automatically If this status code keeps recurring contact your system installer 124 Class 4 status codes Class 4 status codes may require the inter Total Setup i vention of a trained Fronius service techni cian IVV HX IN Enter 401 No internal communication with power stage set Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy Check grid connections and fuses If status code persists Contact a Fronius trained service tech nician 402 Communication with EEPROM no
92. o an ap proved recycling facility Any device that you no longer require must be re turned to your dealer or you must locate the approved collection and recycling facilities in your area Ignoring this European Directive may have potentially adverse affects on the environment and your health The user is responsible for backing up any changes made to the factory set tings The manufacturer accepts no liability for any deleted personal settings Copyright of these operating instructions remains with the manufacturer Text and illustrations are technically correct at the time of going to print The right to make modifications is reserved The contents of the operating instruc tions shall not provide the basis for any claims whatsoever on the part of the purchaser If you have any suggestions for improvement or can point out any mistakes that you have found in the operating instructions we will be most grateful for your comments Contents General Information Protection of Persons and Equipment 2 u224002000200000n0nnnonnnn nun nun nnnn nenn nenne nano anne ssa nenn nennen Galvanic 150 AU ON een ee are E R a een Monitonng Me NIG TR m MHm Information on field adjustable trip points u2zu02200024002nnennnennnnnnnnnnnn nenn nenn nenn nen ennne nenn nennen ges9ieenus eA Ground fault detector interrupter
93. ode persists Contact a Fronius trained service tech nician 452 Communication between Guard and the digital signal processor DSP has been inter rupted Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED 128 Remedy If status code persists Contact a Fronius trained service tech nician 453 Error in grid voltage recording Description The inverter stops feeding power into the grid the display shows a critical error via ared Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 454 Error in grid frequency recording Description The inverter stops feeding power into the grid the display shows a critical error via ared Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 455 Reference power source for AC measurement is operating outside of tolerances Description The inverter stops feeding power into the grid the display shows a critical error via ared Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 456 Error during anti islanding test Description The inverter stops feeding power into the grid the display shows a critical error via ared Operating Status LED Remedy If status code persists Contact a Fronius trained service tech nician 457 Grid relay stuck
94. on all devices connected via Solar Net Options If the DatCom component for the required options are not available the message N A not available is shown 98 Display Values in Day Year Total Display Modes General For the Fronius IG Plus unit the day begins when it switches on If the DC supply line is disconnected the following parameters within the display mode Day will be reset after re peating the start up yield currency can be selected CO reduction Ibs maximum power supplied Watts maximum grid voltage Volts minimum grid voltage Volts operating hours for Fronius IG Plus unit If an optional datalogger is available the display values listed always apply for the whole day Selecting Day l I M ue x First Display Value in the Day Display First Display Value in the Year Display Year Total Dis Mode Mode play Mode q gt Day D d Year 4 Now I gt Day d Year Total Setup 100 48 25 99 First Display Value in the Total Display Mode 1 Select the Day or a Year or d gt Total 4 Total display mode The first display value in the selected dis play mode appears Use the Down 2 key to scroll to the next display value Now Day Year Total 4 Setup 10 a o n Scroll back using the Up key 1 Display values in Ou
95. r The following components are required for connecting DC cables via a connecting distrib utor 2 connecting distributors available from Fronius as an option Cable lugs Select the cable lugs according to the available DC cables Hexagon screws Hexagon nuts that fit the cable lugs 61 Solar module Solar module ground at positive pole with fuse ground at posi tive pole Solar module DC Inverter DC main switch O m String fuse pom pas GFDI fuse NOTE Do not connect the ground to the positive DC line at any point This is al ready done within the inverter If positive DC lines are connected to the DC termi nals or prior to this to the ground this will circumvent the GFDI protection system preventing your inverter from properly detecting a fault current In addition turning the DC disconnect to the OFF open circuit condition will not disconnect the array from ground as it only disconnects the DC negative Safety Solar module ground at posi tive pole Con nectingcombined solar module strings using connecting dis tributors Cond uit o NOTE Use only water tight conduit fittings and conduits Conduit fittings and con duits are not part of the scope of supply for the inverter 1 33 ft Ib After disconnecting the DC filter wire Connect the red DC wire to the DC connection of the DC filter as per step 4 Co
96. r Net and data interface uuu uuun nn aaa 80 EKAN O ee nee 80 Selecting the interface protocol and setting the inverter baud rate u022022202202200nnnnnnnnnennnenenen 82 21 een E eae ee E ee see 82 Enternng Ihe access 6808 ee ae een 82 Selecting the interface protocol for communication with other data communication components 83 Setting the inverter baud rate u024002000000000n0 nenne none nenn nenne nano nano anne nenne nano nnne nenne nano nano nnnnnnnne nennen 85 Operation 87 Product Description Fronius IG Pius a c Euri paex alu nace da damadtesa dau tas ad dud 89 Conton and ndi ato eene a E E 89 D DI a EEE E A 89 Operating Status LED eserine Ei ee er EE 91 Startup Phase and Grid Feed in Mode 2 2u024000200020000000nnno nenn seen anno nenn nenne anne nnnu nenne sae aranea nsa nennen 92 SAU ee ae ee ee ee ee een er 92 TS OC SE nee ee eier 92 Operation of Feeding Energy into the Grid 202220020000200020n0nnnonnno Bene nenn nnne nenn nenne nano nnne nennen 93 Navigation in the Menu Level 20u200020020s0annannnnnnnnnnnennnnnnnnn nenn nnnn ann anno nnnn nnne ann nnnnnnnnnnnnnnnn ann anne nennen 94 Activating Display llluminaton eee ein 94 Accessing the Menu Level 022202200020002000 0200 nenn nnnn nano nnnn ann nnnnnnnennnn anne nenne asi asa esa naar sess ass
97. r modules that meet the criteria for the proper se lection of string fuses Fuse data Diameter 0 406 x 1 378 1 496 in 10 3 x 35 38 mm 600 V DC 3 After replacing the fuse Find out and correct the cause for the defective fuse 138 Closing Fronius IG Plus Return plastic dividers to their proper posi tion IMPORTANT Make sure that the plastic di viders are underneath any data communi cation wires that are present Attach all fixing screws from any available option cards 139 Replacing GFDI fuse Safety Preparation NOTE Disconnect AC and DC supply from the inverter SSS ei jo a o gt Remove all fixing screws from any available option cards 140 Replacing GFDI fuse If present disconnect data communica tion wire from the option cards 1 Test the fuse holder at the terminal for continuity NOTE Only use fuses that comply with the following data for the GFDI fuse Diameter 0 406 x 1 378 1 496 in 10 3 x 35 38 mm 1 A 600 V DC m ia w gt ji oo e e 3 After replacing the fuse Find out and correct the cause for the defective fuse 141 Closing Fronius IG Plus Connect available data communication wire to the option cards IMPORTANT Make sure that the plastic dividers are underneath any data communication wires that are present
98. racy 1 of nominal value Voltage clearing times 0 016 4 25 s Nominal output current at 277 V 14 4 A AC Number of phases 3 Maximum output current at 277 V 16 4 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 777 A 163 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300 s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 161 General data Maximum efficiency 96 2 CEC efficiency at 277 V 96 Night consumption 1W Consumption during operation 22 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 48 07 x 17 09 x 9 61 in 1221 x 434 x 244 mm Power stage set weight 82 lbs 37 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 17 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm 450 x 515 x 356 mm Shipping weight 114 Ibs 02 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protectio
99. red to default Remedy If necessary reconfigure SMS 511 EEPROM faulty Description Sensor card settings were restored to default Remedy If necessary reconfigure metering channels 512 Too many power stage sets in the system Description Remedy Too many power stage sets have been detected in the system If status code persists Contact a Fronius trained service tech nician 513 Power stage set in boot mode 132 Description One or more power stage sets cannot be activated because they are in boot mode Remedy Update power stage set firmware 514 No communication with one of the power stage sets Description Warning message from one of the power stage sets second power stage set working normally Remedy If status code persists Contact a Fronius trained service tech nician 515 Faulty plug connections Description Temperature sensor on cooling element faulty or not connected properly Remedy If status code persists Contact a Fronius trained service tech nician 516 Status codes present for one of the power stage sets Description It is not possible to activate all power stage sets Remedy Carry out analysis For more information see the The setup menu section If status code persists Contact a Fronius trained service technician 517 Change of master has taken place Description Transformer not connected not plugged in Bridge short circuit Detection of intermediate circui
100. ring is activated Grid voltage 240 V 120 V Split Phase Neutral conductor available in the system Neutral conductor monitoring is activated Day Year Total Setup AATA N VIN Esc Enter Grid voltage 480 V Delta 277 V WYE Neutral conductor available in the system Neutral conductor monitoring is activated Press the Enter key 2x to confirm your grid selection or use the Esc key to return to grid selection The startup phase restarts with the segment test 71 Startup phase during startup op eration gt oQ oo ND ce Enter Day Year e Setup NIME WI Vt Day Year Total Setup VAT OR NN INL RI 12 Segment test All display elements light up for about one second The inverter goes through a master check list for several seconds The display shows TEST and indica tes the respective component that is being tested for example LED TEST COM is shown Synchronization with grid WAIT PS is displayed the inverter icon flashes the inverter is waiting for all power stage sets in the network to be on stand by This procedure takes place dependent on the DC voltage Next the display shows SYNC AC the grid icon flashes Startup test Before the inverter starts feeding en K New Day Year Total Setup ergy into the grid the conditions of ar YET S the grid are tested in detail in accor J
101. s In addition all warranty claims are forfeited 59 Application ex Example Maximum short circuit current Iac of the solar module 5 75 A ample According to the criteria for selecting the correct fuse the fuse must have a nominal current greater than 1 56 times the short circuit current 5 75 Ax 1 56 8 97 A The fuse that should be selected according to the Fuses table KLK D 9 with 9 0 A and 600 V AC DC Fuses Nominal current Fuse Nominal current Fuse value value 1 0A KLK D 1 6 0A KLK D 6 1 9 4A KLK D 1 1 2 7 0A KLK D 7 2 0A KLK D 2 8 0A KLK D 8 2 5 A KLK D 2 1 2 9 0A KLK D 9 3 0A KLK D 3 10 0A KLK D 10 3 5 A KLK D 3 1 2 12 0A KLK D 12 4 0 A KLK D 4 15 0A KLK D 15 5 0A KLK D 5 20 0 A KLK D 20 Fuses Table Excerpt of Suitable Fuses e g Littelfuse Fuses 60 Solar module ground at positive pole Connecting combined solar module strings using connecting distributors General Additional com ponents required The following steps are necessary when the solar module manufacturer requires a solar module ground at the positive pole If several solar module strings are combined outside of the inverter into one solar module string the current of the solar module string can be higher than the current permitted for a DC terminal 20 A In this case you have the option of connecting the DC cables to the inverter using a con necting distributo
102. s connection options Knockouts on the Fronius IG Plus Choosing the location Fronius IG Plus installation J Connecting the Fronius IG Plus to the public grid AC J Connecting solar module strings to the Fronius IG Plus DC Attaching power stage sets and closing the Fronius IG Plus 24 Fronius IG Plus Connection Options Fronius IG Plus Connection Op tions Item Description 1 Jumper slot SMON DC main switch wire 6 x fuse holder with fuse cover for stringfuses Jumper slot SMOFF 5 Plug in card IG Brain Open card slot for an option card Open card slot for an option card Plug in card NL MON Only at Fronius IG Plus 12 0 3 WYE 277 Open card slot for an option card DC main switch wire 6 DC terminals a Qo ovo fuse holder with fuse cover for GFDI fuse AC side terminals 3 x grounding terminals N Strain relief for solar module strings O1 OO x N Ne u u u No 6 DC terminals E O DC main switch A m A A m A A 25 Knockouts on the Fronius IG Plus General The inverter contains several knockouts of different sizes When knocked out the open ings are used for the inputs of various wires Knockouts for a Knockouts on the left hand side Knockouts on the right hand side wire inputs
103. t possible Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy If status code persists Contact a Fronius trained service tech nician 403 EEPROM faulty Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy If status code persists Contact a Fronius trained service tech nician 406 One or both temperature sensors are defective Description The inverter disconnects from the grid for safety reasons Remedy If status code persists Contact a Fronius trained service tech nician 407 Temperature sensor at cooling element defective Description The inverter disconnects from the grid for safety reasons Remedy If status code persists Contact a Fronius trained service tech nician 408 Direct current feed in Description The inverter disconnects from the grid for safety reasons Remedy If status code persists Contact a Fronius trained service tech nician 125 412 The fixed voltage setting has been selected instead of MPP voltage operation and the voltage is set to too low a value or DC voltage exceeds allowable limits Description Fixed voltage lower than the current MPP voltage Remedy If the status code persists you should contact a Fronius trained service technician or remove excess solar modules so DC volt age fits within inverter limits
104. t time the inverter resumes grid synchronization display shows SYNC AC If the display remains dark for a long time after sunrise Check the open circuit voltage of the solar modules at the connections of the inverter Open circuit voltage 265 V error in the photovoltaic system Open circuit voltage gt 265 V may indicate a basic fault in the inverter In this case notify a Fronius trained service engineer 119 Status Codes on A special status diagnostic is run if an error occurs in an inverter with several power stage Fronius IG Plus sets with Several Pow er Stage Sets It is also possible to call up status codes even if there is no actual error in existence This form of status polling may be found in the section The Setup Menu Display during normal operation I gt Now Shr LE II A Bo o o oo e mr LITT EET TTT Menu When there is an error in one of the two po wer stage sets the display flashes between STATE and the corresponding status code e g STATE 515 and ENTER p NW TCO Setup Lowi BS Press the Enter key twice The status display of the power stage sets STATE PS appears Press the Enter key Class 1 status codes are typically tempora ry Their cause lies in the public grid Class 1 Status Codes Setup AN NM N N Enter The initial response of the inverter is to disconnect itself from the grid T
105. t voltage damaged Remedy Check possible errors referred to in Description If status code persists Contact a Fronius trained service technician 550 String fuse defective Description One or more string fuses are defective Remedy Measure string fuses and replace any that are defective 550 Jumper set incorrectly Description Remedy The jumper on the C Box PC board was not reset to the SMon position after the solar module strings were checked Set the jumper on the C Box PC board to the SMon position 133 553 Phase master deactivated due to frequently occurring errors Description A reintegration of the power stage set into the Mix network will be attempted at a later time Remedy If status code persists Contact a Fronius trained service tech nician 554 NL Mon EEPROM error Description Default set switch off limits were restored automatically Remedy System specific changes in the Advanced service menu have to be redone If status code persists Contact a Fronius trained service tech nician 558 Feature deactivated e g inverter control via the Fronius Power Control Box option Description A feature had to be deactivated e g after component replace ment The status message is no longer displayed after the next DC disconnect Remedy Confirm error update firmware using Bootloader or Fronius So lar update lG Plus if required The inverter will also operate problem free
106. tected Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy Check the display for damage connect display check ribbon wire for damage check IG Brain for damage If status code persists Contact a Fronius trained service tech nician 467 The display has not received a start command from the IG Brain for longer than 6 s Description The inverter will automatically attempt to connect again and if possible resume feeding power into the grid Remedy If status code persists Contact a Fronius trained service tech nician 469 Throttle connected to wrong poles Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED 130 Class 5 status codes Remedy Properly connect throttle If status code persists Contact a Fronius trained service tech nician 470 The buck converter relay does not open at high DC voltage Description The inverter stops feeding power into the grid the display shows a critical error via a red Operating Status LED Remedy Check system configuration If status code persists Contact a Fronius trained service tech nician 472 Ground fault detected Description Remedy Inverter is blocked from feeding energy into the grid Replace GFDI fuse Class 5 status codes generally do not im pair the operation of feeding power into the En
107. the Down 2 key to scroll to the next display value Now 4 Day Year Total Setup un HE aha Scroll back using the Up key 1 v Menu 0 ma o 28 Display values in the Now display I gt Now 4 Day Year Total IN ds INT LLILIW v Menu Output power power supplied to grid at the particular moment watts AC grid voltage Ro Total volts Ed Om Liv Menu Enter Output current current supplied to the grid at the particu lar moment amperes I gt Now 4 Day Year Total Setup E AM Da tt 60 ULL H Menu Enter only for multi phase inverters Grid frequency hertz d A A 3i LIE Menu Solar module voltage voltage of the solar array at the particular I AVG irre fr moment volts dL v Menu Day Year Total Setup 97 Setup Solar module current current supplied by solar array at the par ticular moment amperes GFDI status If there is no ground fault in the system GFDI OK is displayed ENT NL Day ILS LIN Setup MIT IN I az ILI NUT NL MON communication When there is communication with the NL MON plug in card NLMON OK is displayed I gt Now I 100 80mm 60 40m 20 AL y Time optional datalogger When the time on the inverter or a system upgrade is changed this changes the time
108. the grid Remedy Check grid connections and fuses Should the status code persist you should contact your system installer 1x7 No AC grid detected Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid 121 Class 2 Status Codes Remedy Check grid connections and fuses Should the status code persist you should contact your system installer 108 Islanding detected Behavior Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Remedy Should the status code persist you should contact your system installer 109 General grid error This error is always displayed first for grid errors After reviewing all power stage sets the grid error is specified in more detail 1x1 1x4 or the display remains at 109 e g when 2 phases report 104 and one phase 101 Behavior Remedy Grid conditions are thoroughly tested and as soon as they are again within the permissible range the inverter will resume feeding power into the grid Check grid connections and fuses Should the status code persist you should contact your system installer Status codes of class 2 are typically tem porary Their cause lies in the grid Total Setup IVV LI Enter The first reaction of the inverter is to disco
109. third party damage to the device and other material assets belonging to the operator inefficient operation of the device All persons involved in commissioning maintaining and servicing the device must be suitably qualified have knowledge of and experience in dealing with electrical installations and read and follow these operating instructions carefully The operating instructions must always be at hand wherever the device is be ing used In addition to the operating instructions attention must also be paid to any generally applicable and local regulations regarding accident preven tion and environmental protection All safety and danger notices on the device must be kept in a legible state must not be damaged marked must not be removed must not be covered pasted or painted over For the location of the safety and danger notices on the device refer to the section headed General in the operating instructions for the device Utilization in Ac cordance with Intended Pur pose Environmental Conditions Qualified Service Engineers Before switching on the device remove any faults that could compromise safety Your personal safety is at stake The device is to be used exclusively for its intended purpose Utilization for any other purpose or in any other manner shall be deemed to be not in accordance with the intended purpose The manufacturer shall not be liable for any damage
110. times 0 016 4 25s Nominal output current at 208 V 24 0 A AC at 240 V 20 8 A AC at 277 V 18 1 A AC Number of phases 1 Maximum output current at 208 V 27 3 A at 240 V 23 7 A at 277 V 20 5 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 273 A 72 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 149 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 5 at 240 V 95 5 at 277 V 96 0 Night consumption 1W Consumption during operation 15 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 36 46 x 17 09 x 9 61 in 926 x 434 x 244 mm Power stage set weight 57 lbs 26 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm Shipping weight 90 Ibs 41 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter
111. ting instructions Safety instruc The following section Safety instructions contains various warnings A Warning describes tions a hazard to equipment or personnel It calls attention to a procedure or practice which if not correctly performed or adhered to could result in damage to or destruction of part or all of the Fronius inverter and or other equipment connected to the Fronius inverter or per sonal injury Electrical installa All electrical installations must be carried out in accordance with the National Electrical tions Code ANSI NFPA 70 and any other codes and regulations applicable to the installation site For installations in Canada the installations must be done in accordance with applicable Canadian standards Safety rules Safety Rules Ex planation General T DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury C NOTE Indicates a risk of flawed results and possible damage to the equipment IMPORTANT Indicates tips for correct operation and other particularly useful information It does not indicate a potentially damaging or dangerous situation If you see any of the symbols depicted in the Safety rules special care is required The device is manufactured using state of the art technology and according Ll to recognized safety standards If used incorrectly or misused however it can cause injury or death to the operator or a
112. tput energy the Day Year P Day do Va ee P energy supplied during the monitored pe Total display Wi X riod kWh MWh modes 1 l1 L I ILJ Menu Due to the variety of different monitoring systems there can be deviations between the readings of other metering instruments as compared to the readings from the inverter For determining the energy supplied to the grid only the readings of the calibrated meter sup plied by the electric utility company are relevant I gt Day 4 Year Yield i money earned during the monitored peri od set currency and price per kWh in set up menu As was the case for the output energy readings may differ from those of other instru ments The Setup Menu section describes how to set the currency and rate for the energy sup plied The factory setting depends on the respective country specific setting 100 Options I Day 4 Year Total I gt Day i Year Total Setup LI 58 Ci oJ 3 LIE LL I5 Menu Menu CO2 reduction CO2 emissions saved during the monitored period Ib T T tons The area for unit display switches between lb or T and CO2 The CO2 meter gives an indication of CO2 emissions that would be released during the generation of the same amount of electricity in a combustion power plant This factory setting for this is 1 3 Ib kWh Maximum output power highest output power during the observa
113. us LED assumes different colors Operating Status LED Explanation oteady green The LED stays lit after the automatic startup phase of the invert er as long as power is being fed into the grid It indicates problem free operation of the photovoltaic system Flashing green The photovoltaic system is working correctly a status code is on the display When a status code is shown rectify the relevant condition by going to the Maintenance and Service chapter Status Diag nosis and Troubleshooting section The status code can be ac knowledged by pressing the Enter key Steady orange The inverter enters an automatic startup phase as soon as the solar modules are delivering sufficient power after sunrise Flashes orange A warning is shown on the display or the inverter has been set to standby operation in the Setup menu manual shutoff of operation The next day operation will resume automatically During the time the LED flashes orange operation can be re sumed manually at any time see section The Setup Menu Steady red General status the respective status code is shown on the screen Remains dark There is no connection to the solar modules no solar module power due to darkness A list of most status codes the corresponding status information their status causes and repair measures can be found in the chapter Troubleshooting and Maintenance section Status Diagnosis
114. value Voltage clearing times 0 016 4 25 s Nominal output current at 208 V 48 1 AAC at 240 V 41 7 AAC at 277 V 36 1 A AC Number of phases 1 Maximum output current at 208 V 54 6 A at 240 V 474A at 277 V 40 9 A Maximum continuous utility backfeed current OA Synchronization in rush current OA Maximum output fault current duration 568 A 104 us Nominal output frequency 60 Hz Operating frequency range 59 3 60 5 Hz Adjustment range for frequency 57 0 60 48 Hz Frequency trip limit accuracy 0 05 Hz Frequency clearing times 0 016 300s Harmonic distortion lt 3 Power factor 1 i assured by electrical design of the inverter 155 General data Maximum efficiency 96 2 CEC efficiency at 208 V 95 0 at 240 V 95 5 at 277 V 96 0 Night consumption 1W Consumption during operation 22 W Cooling Controlled forced ventilation Degree of protection NEMA 3R Unit dimensions w x h x d 48 07 x 17 09 x 9 61 in 1221 x 434 x 244 mm Power stage set weight 82 lbs 37 kg Connection area weight 26 Ibs 12 kg Shipping dimensions w xh x d 42 72 x 20 28 x 14 02 in 17 72 x 20 28 x 14 02 in 1085 x 515 x 356 mm 450 x 515 x 356 mm Shipping weight 114 Ibs 02 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment
115. wer stage set weight 31 Ibs 14 kg Connection area weight 24 Ibs 11 kg Shipping dimensions w xh x d 31 02 x 20 28 x 14 02 in 788 x 515 x 356 mm Shipping weight 59 Ibs 27 kg Permissible ambient temperature 4 F 122 F with 95 rel humidity 20 C 50 C Permitted storage temperature 4 F 140 F with 95 rel humidity 20 C 60 C Safety equipment Ground fault protection internal GFDI Ground Fault Detector Interrupter Islanding protection integrated Protection against reverse polarity integrated Over temperature output power derating active cooling 148 Fronius IG Plus 5 0 1 Input data Recommended PV power 4250 5750 Wp MPP voltage range 230 500 V DC Max input voltage 600 V DC at 1000 W m 14 C in an open circuit Nominal input voltage 390 V Nominal input current 13 8 A Max input current 23 4 A Max array short circuit current 29 A Output data Nominal output power Prom 5000 W Prom at 122 F 50 C 5000 W Max output power 5000 W Nominal AC output voltage 208 V 240 V 277V Grid voltage tolerance 10 12 Operating AC voltage range default at 208 V 183 229 V at 240 V 211 264 V at 277 V 244 305 V Adjustment range for voltage at 208 V 105 248 V at 240 V 120 287 V at 277 V 140 324 V Voltage trip limit accuracy 1 9o of nominal value Voltage clearing
116. y for the inverter pii MM a YS N ogy 00000 00000 Ol j D a m ME em ez T ao o UOO ANE d O N duod c ee ae Wire for solar module grounding Tightening torque Stranded wires 1 25 ft Ib Solid wires 0 81 ft Ib 44 45 NOTE Connecting the DC wiring with the wrong polarity may cause damage to the inverter Check both the polarity and the open cir cuit voltage The DC Voltage must not exceed 600 V re gardless of temperature oe E u Saab ECO Tightening torque for solid and stranded Tightening torque for a and and wires wires soo on 1 ul Loos Dios ES lit o elererereraa I IHR pcos 8 Jel e IQ BIOTTOIIOIIO AMAKI IMPORTANT Set the jumper from the SMon position to the SMorr position for correct measure ment results Check the polarity and voltage of the solar module strings the voltage should be a max of 600 V the difference between the individual solar module strings should be a max of 10 V
117. zed person nel It is impossible to guarantee that externally procured parts are designed and manufactured to meet the demands made on them or that they satisfy safety requirements Use only original replacement parts also applies to standard parts Safety Measures at the Installation Location Data Regarding Noise Emission Values EMC device clas sifications EMC Measures Do not carry out any modifications alterations etc without the manufacturer s consent Components that are not in perfect condition must be changed immediately When installing devices with openings for cooling air ensure that the cooling air can enter and exit unhindered through the vents Only operate the device in accordance with the de gree of protection shown on the rating plate The inverter generates a maximum sound power level of lt 80 dB A ref 1 pW when operating under full load in accordance with IEC 62109 1 The device is cooled as quietly as possible with the aid of an electronic tem perature control system and depends on the amount of converted power the ambient temperature the level of soiling of the device etc It is not possible to provide a workplace related emission value for this device because the actual sound pressure level is heavily influenced by the installa tion situation the power quality the surrounding walls and the properties of the room in general Devices with emission class A are only designed

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