Growatt TL3-US User manual.cdr
Contents
1. Tilted mounting x15 from vertical is acceptable for the Growatt 18000TL3 US and Growatt 20000TL3 US tilted mounting 3 from vertical is acceptable for the Growatt 10000TL3 US and Growatt 12000TL3 US 5 3 Mounting the Growatt TL3 US gt General tools e Personal safety equipment such as gloves helmet goggles ear plugs safety harness etc e Step ladders e Knife gt Tools for mechanical installation Equipment for transporting and lifting the inverter e Electric hammer drill e Hammer e Set of drill bits wrenches sockets and screw bits e Socket driver screwdriver e Tape measure e Spirit level e Pencil or other marker e Fastening screws plugs etc gt Step 1 Drilling 4 holes Using the mounting bracket as a template and drill 4 holes as illustrated in image hole size 10mm diameter 85mm depth at least then insert 4 explosion bolts into the holes make sure the bolts paralleled with the outer surface of the bracket c rm Tr eo TH ry uu ELLA a M ELT i e ej I Na EE ee i NE ey ep EE pi Type art ooh er EE A ee m a aS _ ee ee 19 gt Step 2 Mounting the bracket a For Growatt 10000TL3 US and Growatt 12000TL3 US the space between holes is 150mm as figure below Mounting the bracket onto the wall and screw on the nuts to fasten the bracket as2. 7 2 people must transport the Growatt TL3 US using the side handles at the bottom 10 2 Packaging the Growatt TL3 US Pack the Growatt TL3 US Use the original packaging or packaging that is suitable for the weight and dimensions of the inverter 10 3 storage of inverter If you want to store the inverter the inverter in your warehouse you should choose an appropriate location to store the inverter gt The unit must be stored in original package and desiccant must be left in the package gt The storage temperature should be always between 40 F 40 C and 140 F 60 C And the storage relative humidity should be always between 0 and 95 gt If there are a batch of inverters need to be stored the maximum layers for original carton is four 2 After long term storage local installer or service department of GROWATT should perform a comprehensive test before installation 10 4 Disposal Dispose of the Growatt TL3 US in accordance with the disposal regulations for electronic waste that apply at the installation site Trouble Shooting Normally grounded conductors may be ungrounded and energized when a PV Isolation Low is indicated e Risk of electric shock e Test before touching DANGER e Work on the Growatt TL3 US must be carried out by qualified personnel The system status is identified through warning or error signals displayed on the LCD display and the
3. Note The schematic only showed the Growatt TL3 US type 1 wire box with fuses So as the Growatt TL3 US type 2 m A E EER E Current BUS Current BUS INE Barl Bar N MPPTA MPPT B Tracker 1 Tracker 1 see TURN L MN Maximum600V 16A for every tracker ON N Wc We ON A gik BE PA E 6 T I HO D a X OFF f lt gt F lt gt Zo t 4 lt B l Q B o a Q E a ees i Al po S MT MP NM mE PV PV PVIPV PV PV PV PV PV pv T PV PV PY PY O l i u F F ag iF T r F mn EJ amen 3 ie c xpo 4 NN EJ Eee J Ee zt ard 4 MPPTA MPPTB MPPTA PPTB MPPT MPPTB MPPTA MPPTB 87 Growatt18000 amp 20000T L3 US Type2 default mode DC connection OoOmcom 20000A OOOO pa CoOCOCI L 1 C Lr TEE mini PVA PVA PVB PVB 40004 SPD 99999 99999 50000 00000 SPD leppe Biola x ON s OFF HH EH KA NG MPPTA MPPT B String 1 to String 5 String to String 5 Maximum600V 15A for every string Growatt18000 amp 20000TL3 US Type 1 default mode DC connection PVA PVA PVB PVB MPPTA Tracker 1 to Tracker 3
4. ON Maximum600V 17A for every tracker i 1 Combiner Box t qe Zh 88 Contact 15 Ifyou have technical problems concerning our products contact your installer or Growatt During inquiring please provide below information e Inverter type e Modules information e Communication method e Serial number of Inverters e Error code of Inverters e Display of inverters Growatt New Energy Technology Co Ltd Jiayu Industrial Zone 28 Guanghui Road Shiyan Bao An District Shenzhen 518000 P R China Tel 86 0 755 2747 1900 Fax 86 0 755 2749 1460 Email service ginverter com Website www growatt com 89
5. must make sure you have to read the section 2 3 about the General installation warnings Electrical installations All electrical installations must be done in accordance with all local electrical codes and the NATIOAL Electrical Code ANSI NFPA 70 For installation in Canada the installations must be done in accordance with applicable Canadian standards Before connecting the inverter to the power distribution grid contact your local electric utility company This connection may be made only by electrically qualified persons 23 Tools for electrical installation Hexagonal driver 3mm for securing the front cover and AC connector Flat screwdriver 3mm for releasing spring terminals Cable and wire strippers Side cutters Crimping tool and cable lugs Cable marking equipment Digital multimeter insulation tester with DC and AC sensitive current clamp voltage measurement max 1000 VDC and continuity testing functions 5 4 2 Wiring Diagram with Over Current Protection Device and AC Disconnect GROWATT TL3 US gt AC disconnect switch 3 pole with or without neutral block depending upon chosen grid connection 3W or 4W Voltage and current rating depends on the grid connection voltage and output power of the inverter being installed The fuse size or breaker is depending on the rating of output current 24 5 5 Grounding DC Ground GET
6. AC Grounding The Growatt TL3 US must be connected to the AC grounding conductor of the power distribution grid via the ground terminal PE The AC input and AC output circuits are isolated from the enclosure and system grounding if required by Section 250 of the National Electrical Code ANSI NFPA 70 Grounding Electrode Terminal GET A grounding electrode terminal may be required to local regulations DC Grounding 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 5 6 GRID Type and Grid type GRID standards Based on the local GRID standards it may select different connection types The available configurations are shown as below 25 480 Delta277 Wye Every module of Growatt TL3 US has two types connection Before connection please check which type of the wire box is 4 Growatt 10000TL3 US amp Growatt 12000TL3 US connecting type 1 480 V L3 When using the 480Delta the Neutral of the Growatt TL3 US must connect to the Earth of the grid and please contact Growatt Policies vary from one utility company to another For Type 2 Consult with a representative of the local utility company before designing and installing a PV system ba o z S a
7. Maximum DC voltage Growatt TL3 US Growatt TL3 US 10000 12000 18000 20000 DC operating voltage range 600V 600V Maximum DC operating 32A 50A current Maximum DC short circuit 32A 50A current 12 3 Tripping Limits and Tripping Times Nominal Tripping limit Tripping Tripping times frequency frequencies 60 Hz gt 60 5Hz 60 45 Hz to 60 55 Hz 59 32 59 28 Hz to Max 0 150s 59 40 Hz Max 0 150s Nominal Tripping limit Tripping times Voltage 8 11096 Max 0 15s 120 Max 0 15s Accuracy Tripping limit 2 of nominal grid voltage Tripping times 0 1 of nominal trip time Tripping frequencies x0 1 of nominal frequency 12 4 Torque Values and Cable Sizes imb Nm Wiesze Growatt 10000 12000TL3 US DC terminal 40 4 5 10 8AWG 5 26 9mm2 194 F 90 C for each pole AC terminal 40 4 5 H12 H8AWG 3 33 9mm2 194 F 90 C for each pole Attachment to the 44 5 wall mounting bracket Wire box enclosure lid Growatt 18000 20000TL3 US DC terminal 10 8AWG 5 26 9mm2 194 F 90 C for each pole DC terminal Attachment to the 44 wall mounting bracket safety lock screws Wire box enclosure lid 4 5 12 8AWG 3 33 9mm2 194 F 90 C for each pole see National Electrical Code 310 16 83 84 13 Spare Parts and Accessories If needed you can order these from Growa Fans Internal or outside fans of the Growatt TL3 US ShineWebox communication data logger communication
8. and 6 poles for PVA MPPT2 6 poles for PVB and 6 poles for PVB o Groundkidtuse NoteatPage36 o0 E DCinputfuse 600V 15A Note1 Page 36 Lor acso chen according to ees1643 RS485 Connection See section 5 3 10 Note 3 Page 35 Note 1 Fuse Sizing In any electrical system fuses are used to protect wiring and equipment from excessive currents that can cause damage heating or in extreme cases even fire If the fuse rating is too small it could be blown during normal operation If the fuse rating is too large it cannot provide the needed protection In PV systems the minimum and maximum size of the series fuse is determined by the electrical ratings of the PV module as well as by UL and National Electrical Code NEC requirements Be sure to consult with your PV module manufacturer for appropriate fuse ratings The minimum size of fuses and wiring are calculated using the Short Circuit Current Rating Isc of the PV module The NEC requires that all fuses and wiring be sized for a minimum of 1 56 times the Isc of the PV module used in the system The proper size PV string fuse is determined by calculating 1 56 x Isc of the PV module and then rounding up to the next standard fuse size THE INVERTER DC FUSE SIZE If the Isc of the PV module equals 9 6 Adc then the fuse size is determined by 1 56x 9 6 2 14 98 The next standard fuse size would be a 15A 600Vdc fuse 34 Note 2 Ground kid Fuse Only use
9. b Setting language 1 Knock the enclosure lid once every time until the text line switch to the text as flows setlanguage Y 2 Knock the enclosure lid twice and the text will show the language LanguageEnglish Y 3 You can choose the language by knocking the enclosure once the language includes English Deutsh Espanol Francais Italiano 4 Then you can knock the enclosure three times to confirm the language you have chosen And the text line change as flows Setting Setting OK s The language is setting You can knock the lid four times to quit the setting menu c Setting Com Address For the communicating the inverter needs a communication address In multi system the addresses of inverters must be different from one to another 1 Knock the enclosure lid once every time until the text line switch to the text as flows Com Address 001 Y 2 Knock the enclosure lid twice and the lower number text 1 will flash 001 3 If you want to change it knock the enclosure lid once every time to change it Com Address 002 Y 4 If you want to set the address more lager knock the enclosure lid twice to let the higher number text 002 flashing And knock the enclosure lid once every time to change it form 0 9 So as the highest number text In the general condition the maximum number of the address is within 32 Com Address 012 Y 5 Then you can knock the enclosure
10. i ON terminate the daisy chain a twisted pair RS485 Bus Connection via RS485 stander connector connect three RS 485 leads T R T R GND into position shown RS485 Bus Connection via RJ45 connector PIN Signalname Description Note us w EO Not 1 Required for RS485 communication ote 2 The ground of the communication PIN T568B color White orange EINEN RN 1 Using Ethernet wire stripping pliers to strip insulation layer 2 Connecting the core of the wire into the RJ45 connector according to the TIA EIA 568B standard as shown in the above table 3 Connecting the RS485 cable in the Wire box 4 Tighten the waterproof connector 45 46 9 o rowatt 9 RS 480 9 i z my o o w RS485 Bus Connection via RJ45 connector 6 PV Module setting A 2 bit switch is in the wire box of Growatt TL3 US which is used to set the PV module Since the Growatt TL3 US has two independent MPPTs the solar panels can be connected in two MPPT channels independent or just connected to MPPT A channel In order to be identified by
11. the figure below gt Step 3 Mounting the inverter on the wall Rise up the Growatt TL3 US a little higher than the bracket Considering the weight of the inverter some tools may be needed to hang the inverter by the right and the left fly rings on the top of the inverter During the process please maintain the balance of the Growatt TL3 US as figure below b For Growatt 18000TL3 US and Growatt 20000TL3 US 6 holes need to be drilled The space between holes is 180mm as figure below o y Fr EX E 1 i K 180 180 180 gt c 5 l 1 a 20 21 gt Step 4 Insert safety lock screws Insert safety lock screws into the two side holes of the mounting bracket to fasten the inverter as the figure below 22 gt Step 5 Check Check the upper straps of PV Inverter and ensure it fits on to the bracket Check the secure mounting of the PV Inverter by trying to raise it from the bottom The PV Inverter should remain firmly attached gt The Growatt TL3 US is mounted 5 4 Electrical Connection 5 4 1 Safety Before instructions anyone includes qualified trained personnel
12. EM EM EN ED EN ED EN ED a S OON Information on this Document 1 1 1 Validity This manual describes the assembly installation commissioning and maintenance of the following GROWATT inverters e Growatt 10000TL3 US e Growatt 12000TL3 US e Growatt 18000TL3 US e Growatt 20000TL3 US 1 2 Target Group This manual is for qualified personnel Qualified personnel have received training and have demonstrated skills and knowledge in the construction and operation of this device Qualified personnel are trained to deal with the dangers and hazards involved in installing electric devices 1 3 Storage of the manuals Keep all Growatt manuals in a safe place for future reference 1 4 Additional information You can find further information on special topics in the download area at www growatt com 1 5 Symbols in this document Beware of hot surface The product can become hot during operation Do not touch the 1 5 1 Warnings in this document product during operation A warning describes a hazard to equipment or personnel It calls attention to a S Observe the operating instructions procedure or practice which if not correctly performed or adhered to could result in Read the product s documentation before working on it Follow damage to or destruction of part or all of Growatt equipment and or other all safety precautions and instructions as described in the documentation equipment connected to the Growatt equipment or personal
13. LED The following tables briefly describe the two types of signals which may be displayed 11 1 Warnings W Warnings W identify the current status of the Growatt TL3 US Warnings do not relate to a fault and it does not affect the normal running of the Growatt TL3 US When a W with a number after it appears in the display it indicates a Warning Code and is usually cleared through an orderly shutdown re set or a self corrective action performed by the inverter See the W codes in the following table Warning 100 The problem of fan s See Note1 below the chart Warning 103 Reading EEPROM fail Restart inverter Warning 105 Writing EEPROM fail Restart inverter Warning 106 The problem of SPD Contact Growatt If the suggestions do not work please connect to the Growatt Note 1 the Growatt10000 12000TL3 US has two fans one internal and one outside the Growatt18000 20000TL3 US has three fans one internal and two outside 73 74 Growatt 18000 20000TL3 US Outside A Outside B Growatt 10000 12000TL3 US mens Error 1 o Beni 2 3 a EBB 2 3 Once the internal fan of Growatt 18000 20000TL3 US or Growatt 10000 12000TL3 US has Error the inverter will stop working If the outside fan s has Error s the inverter still work but the power it feeds into the grid is limited to the temperature itself So if the internal fan has Error you should to connect to the Growatt to replace the internal fan
14. a gt a Conductors Only Use 12AWG 90 C copper wire Do not disconnect under load Tightening torque 2 5Nm 22 pound Inch Grid type The Growatt TL3 US only used in TN C TN C S TT TN S grid types not available for IT Use Copper and Split phase types 5 7 Growatt TL3 US WIRE BOX e Internal integrated DC Disconnect Integrated in the machine and convenient installation e Listed to UL 1741 for the United States and Canada Simplified input wiring e Compact low cost design e Two types connection for High current input 26 27 s Growatt 10000TL3 US amp Growatt 12000TL3 US connecting type 2 code Details DC SWITCH 600V 35A DC ad ae MT PVA and E O m 2 J eA MPPT2 1 poles A PVB and x lt ru EN H 1 poles for PVB F e 2 ie IL H Gridoutputterminals A BCINPE Gp HO 23 8 1 RS485Connection Seesection5 3 10 aq nmi EO 29 iii t E C EE a IE 2 PV Module Setting Switch F G 3 PVB PVB H For Type 2 J 1 E 11213112 Jn D 23 Do not disconnect under load it C Use Copper Conductors Only Use 12AWG 90 C copper wire Tlight ning torque 2 5Nm 22
15. airflow around the inverter 3 Allow sufficient room around the inverter to enable easy installation and removal from the mounting surface 4 Height from ground level should be at least 1 meter 5 Access panels on the front surface of the inverter allow inspection and maintenance of hardware and must not be blocked The following Figure shows the recommended minimum clearances around the inverter 6 When possible mount the Growatt TL3 US Inverter vertically For other mounting orientations consult with Growatt 7 Tilted mounting x15 from vertical is acceptable for the Growatt 18000TL3 US and Growatt 20000TL3 US tilted mounting x3 from vertical is acceptable for the Growatt 10000TL3 US and Growatt 12000TL3 US 8 Inverter requires adequate cooling space allowing at least 30cm space above and below the inverter while 50cm space of right and left 9 The installation method and mounting location must be suitable for the weight and dimensions of the inverter Select a wall or solid vertical surface that can support the PV Inverter 10 The location shall be away from strong electromagnetic interference 11 The location shall not exceed Type3R standard according to ANSI IEC 60529 2004 12 Possible location for Growatt TL3 US under the ceiling Te i 3 17 18 Forbid locating the Growatt TL3 US into a close place
16. do not replace it by yourself If the outside fan s has have problems connect to the supplier or GROWATT to replace it them by the qualified personnel 11 2 Errors E Errors E codes identify a possible equipment failure fault or incorrect inverter setting or configuration Any and all attempts to correct or clear a fault must be performed by qualified personnel Typically the E code can be cleared once the cause or fault is removed Some of the E codes Error as indicated in the table below may indicate a fatal error and require you to contact the supplier or the Growatt to replace a new one Error code Suggestion Error 101 101 Internal communication with host internal communication with host failed Contact Growatt Growatt Error 106 Redundant sample circuit of Contact Growatt Insulation values are different Error 107 Redundant sample circuit of Contact Growatt GFCI values are different rrorto8 108 Internal power test fail Contact Growatt Error 109 Internal overcurrent Contact Growatt Error 110 Output overcurrent Contact Growatt Error 111 IGBT drive fault Contact Growatt Error 112 AFCI test fail to be developed Contact Growatt Error 117 Inverter relay fault Contact Growatt Error 119 GFCI fault Error 121 Internal communication with slave failed Contact Growatt Error 122 Internal bus over under voltage Contact Growatt No AC The grid is not connected to the inverter Check the grid break Connec
17. may perform work on the PV array e Under any condition Make sure the maximum open circuit voltage Voc of each PV string is less than 600VDC WARNING Requirements s The AC cable is correctly connected The DC cable is correctly connected 7 1 Display and message 7 1 1 Graphic display MI a i AGA kWh 888v BABA B88 Hz Total 2888 wr ET f Ad H I 4d K 48 Position Detail 8 mmeneaeademenoMEFA BEEN PV array A and B Light when the array voltage is above the start voltage 120V fem S mr EN Lighted when H is lighted and feed in Output phase of the line conductor switch every 5 seconds Output voltage current frequency of the line conductor B P eee PBN Graphical display of the inverter energy power RS232 communication RS485 communication o1 Internal wireless communication kon External wireless communication 7 1 1 1 Graph The inverter energy and or power is shown as a graph on the display The lower right hand bar of the graph represents the current unit of time Day h week day Year y Year Y The top bar of the graph represents the maximum value of the graph values The daily graph is displayed by default You can knock the enclosure lid three times to switch the current unit of time and the generation information 49 200 kwh Day h ni Week d 3 wn Year m 38 Mwh Year y The graph shows rec
18. pound Inch 1 2 3 1 2 PVA l y g BN 28 s Growatt 20000 TL3 US amp Growatt 18000TL3 US connecting type 1 code Details A DE SPD Class according to IEC61643 1 DC SWITCH 600V 32A DC Array MPPT input terminals MPPT1 3 poles for PVA and 3 poles for PVA MPPT2 3 poles for PVB and 3 poles for PVB 5 Ground kid Fuse Note 2 Page 35 fJ Use Capper Conductors Only Use 10AWG 90 C copper wire C E 600V 15A Note1 Page 35 F Class II according to IEC61643 H a n4 o ss le ha e 2 e lol ha Do not disconnect under load E OLELE EEEE eje ojo olo ofololofo o PLETE TY tel tT Tt tt Use Copper Conductprs Only Use 12AWG 90 C copper wire Tightening torque 2 5Nm 22 pound Inch i2 3 4 5 e 1 2 8 4 5 6 ae PVA 30 4 Growatt 18000 TL3 US amp Growatt 20000TL3 US connecting type 2 code Details DC Array MPPT input terminals MPPT1 2 poles for PVA and 2 poles for PVA MPPT2 2 poles for PVB and 2 poles for PVB NE Grid output terminals A B C N PE RS485 Connection See section 5 3 10 PV Module Setting Switch Seesection section 6 PYB PYA LJ LJ LJ LJ LJ LJ LJ LJ C LJ LJ C PVA 32 33 code Details E DC SPD Class according to IEC61643 1 DC SWITCH 600V 50A DC Array MPPT input terminals MPPT1 6 poles for PVA
19. range MPP 250V 600V 250V 600V Vin DC voltage OV Max input short circuit 50A 50A 50A 50A current Max input current per 42A 42A Channel Max number of parallel strings pair OUTPUT DATA AC Nominal output power 18000W 20000W Nominal AC voltage 480V 480V AC voltage range 59 3760 5Hz 59 3 60 5Hz AC grid frequency range 59 3 60 5Hz 59 3 60 5H2 Max output current 21 5A 24A cos Q 1 Power factor cos 0 9 Leading to 0 9 Leading to 0 9 Lagging 0 9 Lagging 3 Phase conductors 79 GENERAL DATA EFFICIENCY Diemensions W H D in mm 650 740 247 650 740 247 Max efficiency 97 5 97 5 CEC Weighted Efficiency 96 5 96 5 Operation temperature 25 C 60 C 25 C 60 C range agendo emission lt 55dB lt 55dB PROTECTION DEVICES Relative a 0 95 0 95 Aude 00000000 lt 2000m lt 2000m DC reverse polarit es es Input over voltage yes yes pisei Classll Electronics protection Type 3R Type 3R DUE DI UE id mo rating connection area protection DIN rail surge arrester Option FEATURE Interface RS232 RS485 yes yes opt opt opt yes yes opt opt op AC short circuit protection yes yes Bluetooth RF Zigbee Galvanic Isolation NO NO Certificates and approvals UL1741 UL1998 IEEE1547 FCC part 15 class A amp B CSA C22 2 No 107 1 Output over voltage yes yes protection Varistor Output over voltage Classll Classll protection DIN rail surge arrester Option 81 82 12 2 DC Switch information
20. the Growatt TL3 US which channel has the solar panels you have to set the PV module by the 2 bit switch You have to refer to the following information Default PV Module setting chart ale ON I I Default Wiring diagram Z i xj Ad Ad Ad Ad 8LddlN Other PV Module setting chart Ad Ad Ad Ad Ad Ad Ad Ad VLddlN S8LddlN PVE PVB When set the Growatt TL3 US in parallel mode you must using the standard line to connect PVA to PVB and PVA to PVB The location of the 2bit switch as fallow 47 Commissioning High voltages in the PV system A Risk of death or serious injury due to electric shock DANGER e Only electrically skilled persons
21. 000 US 12000 US 18000 US 20000 US SN is the serial number of the inverter every machine has its own serial number SN12345678 for example FW FW is the software version of the inverter FW CT1 0 ATD1 0 for example 5 If the PV voltage input is between 120V 150V the Growatt TL3 US will work in a standby status If the PV voltage is between 150V 600V the Growatt TL3 US will work in a normal status So you can check the input and output information as well as the status of the Growatt TL3 US on the LCD 6 Once the Growatt TL3 US is working in a normal status before parallel in the grid it will take 60 seconds to check the inverter include the GFCI automatically The LCD text line s information as follows Connect in60s ea CH 60 7 When it counts to Os the inverter begins to parallel in the grid Once it feeds to the grid successfully the text line in the LCD will show as follows Connect OK And the LED will turn to green gt The Growatt TL3 US feeds to the grid successfully 7 3 Two independent MPPT The Growatt TL3 US includes dual input with independent MPPT high speed and precise MPPT algorithm for real time power tracking and energy harvesting as well as transformerless operation for high performance efficiencies The two MPPT channel can track the maximum power point independent when inverter get to separate input from solar panel and the two independent MPPT have no impact with each other Al
22. 345678 for example FV is the software version of the inverter FV 0D0 0 0D0 9 for example gt And then the text line will show the information and the LED will turn to red NO AC Connection ws CH So you have to turn on the AC connector gt Once the Growatt TL3 US is working in a normal status before parallel in the grid it will take 60 seconds to check the inverter include the GFCI automatically The LCD text line s information as follows Connect 1n 60s C gt When it counts to Os the inverter begins to parallel in the grid Once it feeds to the grid successfully the text line in the LCD will show as follows Connect OK J And the LED will turn to green gt Booting the Growatt TL3 US successfully 65 8 2 Turn off the Growatt TL3 US gt Turn the rotary switch from the On position I to the Off position O as following picture 2 Wait until the text line of the LCD shows Standby And the LED will turn to red In this state it is working in a standby module from the grid power gt Turn off the AC connector until the LCD and the LED are blanked v Shutdown the Growatt TL3 US successfully For safety do not open wire box until 20 minutes passed 9 Cleaning and Care 9 1 Checking the inverter e Askthe installer to check for correct inverter operation at regular intervals e Check whether there is any externally visible damage to the inverter If there is any e
23. GROWATT NEW ENERGY CO LTD No 28 Guangming Road Shiyan Baoan District Shenzhen P R China T 86 755 2747 1942 F 86 755 2747 2131 E info ginverter com W www growatt com GR UM 004 02 i LI powering tomorrow rowatt E Growati PV INVERTER SUH Growatt 10000TL3 US Growatt 12000TL3 US Growatt 18000TL3 US Growatt 20000TL3 US Installation Operation Manual gt Table EE NH EN EE EE EE EE EE EE EN EE EE EE EE EE EE EE EN EN EE EE HER 1 1 Validity 1 2 Target Group 1 3 Storage of the manuals 1 4 Additional information eu SB EE 1 5 Symbols in this document 4m um mm um um um EE EM EE EE EN E EM ON NE EE m Came eee eee 2 1 Intended Use 2 2 Qualification of skilled person 2 3 Safety instruction vn us EE EE EE EE EE EY mE EE EN EE NN EN Em 2 4 Operation Warnings m mm m m m m m m X A GR A GS E GU GU EEE D uA A m mmmmmmmmmmmmmmmmm 3 1 Growatt TL3 US 3 2 Type label 3 3 Size and weight 3 4 The advantage of the Growatt TL3 US inverters amp es SBE BSS m m m m m m A umumumum um um um um um um um D mm mm um EH EE EE E EN RO E MN MOM MOM MOM E EE E Emo m m mm mm EE EN END EE ES ER ED SD D D D ODD OO OD DL UO 5 1 Safety instructions 5 2 Selecting the Installation Location 5 3 Mounting the Growatt TL3 US 5 4 Electrical Connection 5 5 Grounding 5 6 GRID Type and Grid type 5 7 Growatt TL3 US WIRE BOX 5 8 RS485
24. Signal Wiring Connections we M NCC ee u mmmmmmmmmmmmmmm bA um um xm um n S ON vmm mm um EH EE EEE EEE i 7 1 Display and message 7 2 Operation checking on the Growatt TL3 US i 7 3 Two independent MPPT 7 4 Communication V 4 EE UM CU 8 1 Booting the Growatt TL3 US 8 2 Turn off the Growatt TL3 US CTITTTTTTTTTTTTTTTTTTTTTTA wm mE EE EE EE EE EE EE EE EE D OLD EE EHH 9 1 Checking the inverter 9 2 Checking the DC switch 9 3 Cleaning the Inverter 9 4 Cleaning the Fan Guards 9 5 Replace fans em m um m NN RM ERO OG Am um mm um EE EE EH ES Em um m mmm m m m m EEE eee eee eee wm mE EE EE EE EM EM EDD D D D D DD D D D D OD HEH 10 1 Dismantling the Growatt TL3 US 10 2 Packaging the Growatt TL3 US 10 3 Storage of inverter 10 4 Disposal us m m m m m m m m m m m m m m m m m m DO um um um m M OO amm um EE EE EN NN EM Um 9 qmm um mm mm um mm Em Em EM EM EM EN EE EE EN D EN EE EN EN GN EN HH 11 1 Warnings W 11 2 Errors E mm mum mmy eq um um um um xm 078 Em Em Em EM EM EM EM EM EM EM EN EN END EM ED ES E ED ES ED E EO 12 1 Specification of the Growatt TL3 UST 12 2 DC Switch information 12 3 Tripping Limits and Tripping Times 12 4 Torque Values and Cable Sizes v m mm mm 4m um mm um um mm um p m um um um um EM EM E E EN UD DO UG UR UU UR UR UR UU A 14 1 Single inverter 14 2 Multi inverter wm m mm mm um uH Em EN ee 4m mm um um um EE EE EE EE EN EM EM
25. WATT PV Grid Inverter GROWATT XXXX TL3 US Range of input voltage MPP XXX Vdc XXX Vdc Max input voltage XXX Vdc Max input current of the MPP tracker XX Adc XX Adc Max input short circuit current XX Adc XX Adc Nominal output power XXXXX W Nominal grid voltage XXXXXXXXXXXX Range of grid voltage XXX Vac XXX Vac Operating grid frequency range Hz MIN Nominal MAX XX XX XX Grid voltage and frequency trip times XXX mS Nominal output current XX A Max output overcurrent protection XX A Output power factor XXX Enclosure XXXX Operation Ambient Temperature XXXXXXXXXXXX Conforms to UL STD 1741 Certified to CSA STD C22 2 No 107 1 Utility Interactiva 3 Phase Inverter Tested To Comply With FCC Standards FOR HOME OR OFFICE USE More detail about the type label as the chart below Label symbol Growatt 10000 Growatt 12000 Growatt 18000 Growatt 20000 TL3 US TL3 US TL3 US TL3 US Range o pU 250VDC 600VDC 250VDC 600VDC 250VDC 600VDC 250VDC 600VDC voltage MPP Max input voltage 600VDC 600VDC 600VDC 600VDC Max input current 21 0ADC 21 0ADC 25 0ADC 25 0ADC 38 0ADC 38 0ADC 42 0ADC A2 0ADC of MPP tracker Max input short circuit current Nominal output 10000W 12000W 18000W 20000W power Nominal grid 3 N PE 3 N PE 3 N PE 3 N PE voltage 277Vac 480Vac 277Vac 480Vac 277Vac 480Vac 277Vac 480Vac Range of grid voltage range 422Vac 528Vac 422Vac 528Vac 422Vac 528V
26. ac 422Vac 528Vac operating grid frequency range HZ Grid voltage and frequency lt 150ms lt 150ms lt 150ms lt 150ms trip times VON 12 0 A 14 5 A 24 0A current Max output overcurrent 15 0 A 18 0A 30 0A protection Puput power gt 0 99 0 99 0 99 factor Operation Ambient 25 C 460 C Derating above 45 C temperature 13 F 140 F Derating above 113 F 32 0ADC 32 0ADC 32 0ADC 32 0ADC 50 0ADC 50 0ADC 50 0ADC 50 0ADC Min Normal Max Min Normal Max Min Normal Max Min Normal Max 59 3 60 0 60 5 59 3 60 0 60 5 59 3 60 0 60 5 59 3 60 0 60 5 11 12 3 3 Size and weight Growatt 10000 amp 12000TL3 US 705mm 28inch 530mm 21inch 247mm 10inch 46kg 1011b With packaging Weight 805mm 32inch 691mm 27inch 465mm 18inch 57kg 126lb Growatt 18000 amp 20000TL3 US 740mm 29inch 650mm 26inch 247mm 10inch 63kg 139lb With packaging i Weight 860mm 34inch 830mm 33inch 465mm 18inch 78 5kg 173lb 3 4 The advantage of the Growatt TL3 US inverters High efficiency of 97 596 delivery more energy Dual independent MPP tracking lead to optimal energy harvesting and advanced MPPT algorithms Integrated DC disconnect switch Consistent and stable performance across entire input voltage and output voltage range True three phase transformerless GT topology Bluetooth RF technology Zigbee Wi Fi Sound control easy installation maintenance procedure Newest generation IGBTs and p
27. allowed range the inverter will not be Information PROTECTION DEVICES Electronics string fuse yes yes Max input short circuit 32A 32A 32A 32A yes yes current DC reverse polarity protection Max input current per Channel Input over voltage yes protection Varistor Number of MPP trackers 2 Input over voltage Classll Classll Max number of parallel 9 strings pair protection DIN rail surge arrester Option 18 DC insulation measure AC short circuit protection Galvanic Isolation Output over voltage protection Varistor Output over voltage protection DIN rail surge arrester Option Diemensions W H D in mm Weight kg Operation temperature range Noise emission Relative Humidity Altitude Consumption night Topology Cooling concept Electronics protection rating connection area LCD Display Interface RS232 RS485 Bluetooth RF Zigbee Warranty 10years 15 years Certificates and approvals yes yes FF Classll Classll GENERAL DATA 530 705 247 530 705 247 25 C 60 C lt 55dB lt 55dB 0 95 0 95 Type 3R Type 3R FEATURE yes yes opt opt opt UL1741 UL1998 IEEE1547 FCC part 15 class A amp B CSA C22 2 No 107 1 25 C F60 C yes yes opt opt op gt Growatt TL3 US 18000 and Growatt TL3 US 20000 C LL memes 000 Growatt 18000 Growatt 20000 TL3 US TL3 US INPUT DATA DC NENNEN NNNM Nominal DC power 18700W 20850W Max DC voltage 600V 600V PV voltage
28. d in the isolation transformer condition For more information please contact Growatt Note 3 stem node p The stem node is used to connect the light which powered by grid So you can identify the state of the Growatt TL3 US by the light The schematic of the stem node as follow Grid 35 36 In general the COM and the NO is connecting when the inverter in a warning or Error state the COM and the NC is connecting Make sure the maximum current of the stem node Is 3A 5 7 2 ACcable requirements The cable must be dimensioned in accordance with the local and national directives The requirements for the minimum conductor cross section derive from these directives Influencing factors for cable dimension are the following nominal AC current type of cable cable length routing method cable bundling ambient temperature and maximum desired line losses Use only solid or stranded wire but not fine stranded wire Ambient temperature The higher ambient temperature the higher power losses gt Use cables with large cable cross sections in installation sites with high ambient temperatures Routing method The higher ambient temperature the higher power lossesThe cables heat up during operation If there are several cables in a conduit the temperature of all cables increases gt Use cables with a large cross section if there are severa
29. data logger communication data logger 11 5mm Wore box plug 20 Fuse SPD fuse of Growatt TL3 US DC input fuse of Growatt TL3 US tt specialty retailer Growatt order number Growatt TL3 US Fan ShineWebox Growatt TL3 US plug Growatt TL3 US Fuse Growatt TL3 US SPD 14 Inverter installation plan 14 1 Single inverter AC Dsiconnect Growatt TL3 US Power meter DC AC PV pv PV PV Note The schematic only showed the Growatt TL3 US type 1 wire box with fuses So as the Growatt TL3 US type 2 85 14 2 Multi inverter Growatt10000 amp 12000TL3 US Type2 default mode DC connection Transformer MPPT A MPPT B String I to String 3 String 1 to String 3 Maximum600V 15A for every string Growatt10000 amp 12000T L3 US Type1 default mode DC connection PVA PVA PVB PVB NUN NEN ys Hh
30. e a shock hazard to minimize occurrence of such conditions comply with all corresponding safety symbols and markings present on the unit and in this manual ES JOE EE Ensure all covers and doors are closed and secure during operation All operations regarding transport installation and start up including maintenance must be operated by qualified trained personnel and in compliance with all prevailing codes and regulations Fan air outlet Flying rings WARNING Although designed to meet all safety requirements some parts and surfaces of Inverter are still hot during operation To reduce the risk of injury do not touch the heat sink at the back of the PV Inverter Symbol on the inverter or nearby surfaces while Inverter is operating Incorrect sizing of the PV plant may result in voltages being present which could destroy the inverter The inverter display will read the error message PV Overvoltage e o Tap symbol Setting the display operation by o tapping the LCD see Section 4 Turn the rotary switch of the DC Disconnect to the Off position immediately Contact installer Q jort Inverter status FAULT Indicates inverter operation status symbol 10 3 2 Type label The type labels provide a unique identification of the inverter The type of product Device specific characteristics Certificates and approvals The type labels are on the right hand side of the enclosure Model Name GRO
31. e box and install rubber grommets instead of the plugs jo o poweri air m d rowatt I ii ni 3 Feed the cable through the rubber grommet into the wire box 39 5 Connect the AC device grounding green yellow cable to the PE terminal black cable to the terminal labeled N and the red wire cable to the terminals labeled L1 AC conductor A L2 AC conductor B L3 AC conductor C separately rowatt id d ad her E LL JL N P ee Ou ang Q um l J BU 6 Tighten the cables with a torque of 10 Ib in 1 2 Nm 7 Check that all terminals have the correct wiring and that the cables are secure MA The AC cables are connected in the wire box 5 7 4 DCcable requirements Only use solid wire or stranded wire The DC Cable design mean the from the panel to the input terminal of the inverter When carrying out the cabling for the DC side a few rules should be observed for optimal and fault free operation both with roof mounted and free standing devices 2 Use cables with connectors which are contact proof and designed to avoid confusion gt Cables should run through protective tubes or mounting frames to
32. ent 16 hours of power generation and the maximum value power of the 16 values The graph shows recent 7 days of power generation and the maximum value power of the 7 values The graph shows recent 12 months of power generation and the maximum value power of the 12 values The graph shows recent 16 years of power generation and the maximum value power of the 16 values 7 1 1 2 Textline The Text line is used for displaying an event Include the information of setting language models communication address and time The Power Rate and Power Factor are take turn to display by default You can operate the settings as flows a Inputsetting code Before setting the language COM Address and time you have to input the setting code 1 Knock the enclosure lid once every time until the text line switch to the text as flows 3 Knock the enclosure lid twice to let the higher number text 000 flash And knock the enclosure lid once to change it from 000 to 100 Every time knock the enclosure lid once the highest number text will add 1 the range of number text is 0 9 Then knock the lid twice to verify it Input 123 100 4 Then the middle number text will flash Input 123 100 51 Knock the enclosure lid once to change it from 100 to 110 and then again to change it from 110 to 120 Then knock the lid twice to verify it w Then you can set the language COM address and time
33. erfect Driver Flexible system design with safety fuse module and lightning proof module Comprehensive protection for IGBTs overvoltage islanding short circuit overload overheat etc Wide PV input working range 80V 600V After 120V connected to the grid the lowest working PV voltage will reach to 80V especially for the nightfall condition 13 4 UNPACKING After opening the package please check the contents of the box It should contain the following parts B For Growatt 10000TL3 US amp Growatt 12000TL3 US For Growatt 18000TL3 US amp Growatt 20000TL3 US 14 Solar inverter Mounting bracket Safety lock screws Safety Washer Expansion bolt 40r6 Monitor software disk 1 Optional Manual 1 External wireless 1 Optional 2 There are two kinds of mounting bracket one type represents the bracket of Growatt 10000TL3 US and Growatt 12000TL3 US and the other represents the bracket of Growatt 18000 TL3 US and Growatt 20000TL3 US 15 16 5 INSTALLATION 5 1 Safety instructions Before instructions anyone includes qualified trained personnel must VAN make sure you have read the section 2 1 about the General installation WARNING warnings 5 2 Selecting the Installation Location Select the installation location based on the following considerations 1 Select a well ventilated location sheltered from direct sunlight and rain 2 Choose a location that allows unobstructed
34. erter Day The energy fed into the electricity grid on this particular day This equals the energy generated from the inverter s start up in the morning to the current time Total The total energy that the inverter has fed into the electricity grid during its entire operating time Measurement accuracy The display values may be a little different from the actual values and must not be used for billing purposes The inverter s measured values are required for the operational control and to control the current to be fed into the electricity grid The inverter does not have a calibrated meter 7 1 2 LED Q NORMALL FAULT The LED also represents the status of the inverter LED color status Inverter status Red constant Fault contact installer Standby model Red flashing Fans Fault contact installer Software update 7 2 Operation checking on the Growatt TL3 US About the LCD and LED you can refer to the next section 6 2 for details 1 Remove all covers from the PV array 2 Switch on the AC breaker 3 Turn the DC Disconnect to position I 0 0 59 4 If the PV voltage input is above 120V Growatt TL3 US is working And text line of the LCD display in turn as follows SN XXXXXXXXX ModulePXUXMXSX PV XXXX US FW CT X X AT X X Item Growatt 10000 Growatt 12000 Growatt 18000 Growatt 20000 EUN US ES US ETI US ETI US Module P7UIM2SI p7uIM3s1 p7uimss1 P7UIM6SI 10
35. erter Energy meter Utility grid IEEE EN PD AC load circuit breaker The Growatt TL3 US takes current from PV array and converts it to alternating current for the power distribution grid F Energy surplus may even result in the energy meter E of your plant running backwards The Growatt TL3 US Is suitable for indoor and outdoor use AC circuit breaker Each inverter with independent circuit breaker with three or four poles can make sure to disconnect the grid safely 2 3 Safety instruction Do not share a single circuit breaker with more than one inverter Do not connect the any local load between the inverter and the AC CAUTION Circuit breaker The GROWATT TL3 US Inverters is designed and tested according to international safety requirements UL 1741 IEEE 1547 however certain safety precautions must be observed when installing and operating this inverter Read and follow all instructions cautions and warnings in this installation manual If questions arise please contact Growatt s technical services at 86 0 755 2747 1900 PV modules The PV modules used must be suitable for use with the Growatt TL3 US and must be approved by the module manufacturer The PV modules include Monocrystalline silicon PV modules polysilicon PV modules and the thin film PV modules which with levels of 2 3 1 Assembly Warnings protection and without connecting to the Ground l Prior to installation inspect the unit to ensure absence o
36. es only when properly connected to the AC A b regulations When working with the inverter powered on adhere to distribution network Before connecting the services of Growatt TL3 US to the power f all prevailing safety regulations to minimize risk of accidents distribution grid contact the local power distribution grid company This connection must be made only by qualified technical personnel to connect and only after receiving appropriate approvals as required by the local authority having jurisdiction WARNING Systems with inverters typically require additional control e g switches disconnects or protective devices e g fusing circuit breakers depending upon the prevailing safety rules Product Description 3 gt The components in the inverter are live Touching live components A can result in serious injury or death 3 1 Growatt TL3 US Y Do not open the inverter except the wire box by qualified DANGER persons Electrical installation repairs and conversions may only be carried out by electrically qualified persons Do not touch damaged inverters gt Danger to life due to high voltages in the inverter There is residual voltage in the inverter The inverter takes 20 minutes to discharge Wait 20 minutes before you open the wire box 2 4 Operation Warnings 2 Anytime the inverter has been disconnected from the power network use extreme caution as some components can retain charge sufficient to creat
37. f any transport or handling damage which could affect insulation integrity or safety clearances failure to do so could result in safety us EF hazards PV modules with large capacities relative to earth such as thin film Assemble the inverter per the instructions in this manual Use care when choosing installation location and adhere to specified cooling requirements PV modules with cells on a metallic substrate may only be used if their coupling capacity does not exceed 500 nF Do not connecting any PV Modules that the anode or the cathode needs to connect to the Ground Do not connect any energy sources other than PV modules to the Growatt TL3 US Do not connect the any local load between the inverter and the AC Unauthorized removal of necessary protections improper use WARNING ncorrect installation and operation may lead to serious safety and CAUTION shock hazards and or equipment damage In order to minimize the potential of a shock hazard due to hazardous voltages cover the entire solar array with dark material prior to connecting the array to any equipment circuit breaker The Growatt TL3 US is only used in the Grid connected system rather than any other applications 2 3 2 Electrical Connection Warnings 2 2 Qualification of skilled person Make all electrical connections e g conductor termination fuses PE connection etc in accordance with prevailing This grid tied inverter system operat
38. hat it is attached tightly enough in the terminal s The DC cables are connected in the wire box 43 44 er did 5 8 RS485 Signal Wiring Connections Details RS485 stander connector RS485 Bus Connection via RJ45 connector RS485 BUS balance jumper There are two types of the RS485 connection you can choose the RJ45 or the standard connector as showed A and B RS485 BUS balance jumper In RS485 communication circuit when the T R and T R lines reach a certain length 100m the line itself has impedance in order to balance the impedance of the RS485 bus line you d better get the jumper to the state ON in RS485 BUS balance jumper of the remote inverter that the last one connects to the RS485 bus line while others keep OFF state The RS485 bus line is recommended not exceed 0 8 km when using the 20AWG RS485 communication stander line Shielded twisted pair cable STP impedance 100 150 ohm is recommended GND 1 In order to improve the Anti jamming capability of RS485 communication it is recommended that the GND terminal of the inverter which connects to the ShineWebBox must be connected to the EARTH 2 Adopting shielded twisted pair cable and effectively grounded 3 The strong electric field place must use galvanized tube shielding the twisted NOTICE pair 4 The twisted pair should away from the high tension line high voltage power line and other signal line Ba o LU LL
39. injury dT AC current DANGER indicates a hazardous situation which if DANGER not avoided will result in death or serious injury EDU meet Gi Ser DCcurrent WARNING indicates a hazardous situation which if WARNING not avoided could result in death or serious injury Transformerless CAUTION indicates a hazardous situation which if cone not avoided could result in minor or moderate injury NOTICE personal injury Earth Ground NOTICE is used to address practices not related to INFORMATION that you must read and know to ensure optimal operation of the system P P y FC FCCcertificate INFORMATION 1 5 2Markings on this product UL1741 Standard for Safety for Inverters Converters Controllers and Interconnection System Equipment for use with Distributed Energy Resources CSA CSA C22 2 No 107 1 01 General Use Power Supplies 8 Warning regarding dangerous voltage The product works with high voltage All work on the product must only be performed as described in its documentation 1 5 3 Glossary AC Abbreviation for Alternating Current DC Abbreviation for Direct Current Energy Energy is measured in Wh watt hours kWh kilowatt hours or MWh megawatt hours The energy is the power calculated over time If for example your inverter operates at a constant power of 20 000 W for half an hour and then at a constant power of 10 000 W for another half an hour it has fed 15 000Wh of energy
40. into the power distribution grid within that hour Power Power is measured in W watts kW kilowatts or MW megawatts Power is an instantaneous value It displays the power your inverter is currently feeding into the power distribution grid Power rate Power rate is the radio of current power feeding into the power distribution grid and the maximum power of the inverter that can feed into the power distribution grid Power Factor Power factor is the ratio of true power or watts to apparent power or volt amps They are identical only when current and voltage are in phase than the power factor is 1 0 The power in an ac circuit is very seldom equal to the direct product of the volts and amperes In order to find the power of a single phase ac circuit the product of volts and amperes must be multiplied by the power factor PV Abbreviation for photovoltaic Wireless communication The external wireless communication technology is a radio technology that allows the inverter and other communication products to communicate with each other The external wireless communication does not require line of sight between the devices and it is selective purchasing Safety 2 2 1 Intended Use The Growatt TL3 US is a PV inverter which converts the direct current of the PV array to alternating current and feeds it into the power distribution grid PV modules DC load circuit breaker type 2 wire box no need Growatt TL3 US Inv
41. itching to the month 01 and it will flash Then you can knock once at a time to change it 201407 01 12 00 Y 4 So as to setting the day and the time 2014 07 06 13 00 Y 5 1 Then you can knock the enclosure three times to confirm it And the text line change as flows Setting Setting OK 55 56 The date and the time is setting You can knock the lid four times to quit the setting menu You can set all above by Growatt software ShineTool with computer More information please go to the site f Other display Knock the enclosure lid once every time and the text line switch to other interface about the information of the Growatt TL3 US gt Displaying the internal bus and bus voltage gt Displaying the PF value PF Oven X X PF Undep X X gt Displaying the power factor Power FactorX X gt Displaying the serial number of the inverter SN XXXXXXXXX gt Displaying the module of the inverter ModulePXUXMXSX gt Displaying the power type of the inverter PV XXXX US gt Displaying the software version of the inverter FW CT X X AT X X ID 7 1 1 3 Power display The power and energy of the inverter are displayed in three fields Power Day and Total The display is updated every five seconds 180 I kwh Total 1800 57 Power The real time power that has been feeding into the grid from the inv
42. l cables in one conduit Conductor cross section See the Conductor cross section in the flowing chart EE Stripping insulation 12mm 0 47inch For GROWATT TL3 US the grid impedance of the AC cable must not exceed 0 5 Ohm Otherwise the GROWATT TL3 US will disconnect at full feed capacity due to excessive voltage at the feed in point AC cable losses should always remain under 196 too The details of conductor cross section and the maximum cable lengths relative to GROWATT TL3 US are shown in the following table Maximal cable lengths between the three phase inverter and the sub distributor Model Conductor cross section Maximum cable lengt Growatt 10000TL3 US 10 8AWG 5 26 9mm 18m for 12AWG Type 1 amp Type 2 wire box 194 F 90 50m for 48AWG Growatt 12000TL3 US 10 8AWG 5 26 9mm 14m for 12AWG Type 1 amp Type 2 wire box 194 F 90 C 41m for 48AWG Growatt 18000TL3 US 10 8AWG 5 26 9mm 15m for 10AWG Type 1 amp Type 2 wire box 194 F 90 C 25m for 8AWG Growatt 20000 TL3 US 10 8AWG 5 26 9mm 13m for 10AWG Type 1 amp Type 2 wire box 194 F 90 C 23m for 48AWG 37 38 5 7 3 Connecting the AC cable in the Wire box Open terminals fully before insertion of the cables Before connecting make sure the AC cable is disconnected to the Unity from the AC breaker Do not power connecting DANGER 1 Open the wire box of the Growatt TL3 US 2 Knock off the plugs on the wir
43. of death due to electric shock from touching a DC conductor e Do not touch the DC conductor High voltages in the DC cables e Risk of death or serious injury from touching a DC cable e Only connect the DC cable from the PV module to the inverter a described in this manual Before connecting make sure the DC switch in the wire box is turned off and measure the voltage to ensure the array output is non hazardous Danger of burning due to overheating e Observe the National Electrical Code 2008 Section 690 35 1 Knock off plugs on the wire box and Install rubber grommets instead of the plugs 2 Push the DC cables through the grommet in the wire box in order to pierce the rubber grommet Do not use sharp tools to pierce the rubber grommet 3 Pull the cables slightly back in order to seal the grommet 4 Open the screw terminals completely by turning them counterclockwise using a flat head screwdriver 5 Connect the DC wiring to the MPPT1 and MPPT2 array terminals shown in inverter per the specific array design About the wirebox DC connection of the Growatt TL3 US please refer to page 87and page 88 for more detail 6 Tighten all cables in the terminal blocks in the wire box with a torque of 1 2Nm 10Ibf in for type 1 of Growatt TL3 US while 0 5Nm 4 4lbf in for Type 2 of Growatt TL3 US 7 Nerify that all connections are correctly cabled and tightened to the correct torque Pull on the cable in order to make sure t
44. protect them from weathering and UV radiation Cables which are hanging freely or which lie on stone or in water flat roof are not allowed gt It is advisable to carry out insulation and resistance measurements after every cable installation in order to locate any possible faults in this partial string which is harder to do later in the whole system 2 The connection cables for all strings should be numbered to facilitate later fault location gt In a large PV array the cross section variants of the cables must be as few as possible in order to facilitate mounting and to avoid faulty installations due to confusion of cables Here cable losses should always remain under 1 41 The details of conductor cross section relative to GROWATT TL3 US are shown in the following table Conductor cross section Maximum cable length Growatt 10000TL3 US 10 8AWG 5 26 9mm 18m for 12AWG Type 1 amp Type 2 wire box 194 F 90 C 50m for 48AWG Growatt 12000TL3 US 10 8AWG 5 26 9mm 14m for 12AWG Type 1 amp Type 2 wire box 194 F 90 C 41m for 8AWG Growatt 18000TL3 US 10 8AWG 5 26 9mm 15m for 10AWG Type 1 amp Type 2 wire box 194 F 90 C 25m for 8AWG Growatt 20000TL3 US 10 8AWG 5 26 9mm 13m for 10AWG Type 1 amp Type 2 wire box 194 F 90 C 23m for 48AWG 42 5 7 5 Connecting the DC cable in the Wire box DANGER WARNING High voltages on PV modules that are exposed to light e Risk
45. the web www growatt com 2 Monitor the inverters with External wireless k L ON fa ea m About the External wireless section you can go back to the section 6 1 1 2 c for details The figure shows the scheme of monitoring inverters with Zigbee and SinePano Generally the maximum number of the inverters is 15 The communication distance between the Zigbee and the ShinePano is 300m in the open space More information about the Zigbee and ShinePano go to the web www growatt com 63 8 Booting and shutdown of the inverter 7 1 Display and message e Make sure the Growatt TL3 US has connected DC and AC cables correctly according to the wiring diagram of section 5 3 2 e Under any condition Make sure the maximum open circuit WARNING voltage Voc of each PV string is less than 600VDC When the PV input voltage Is above 120V the Growatt TL3 US can be stared s 2 Turn the rotary switch from the off position O to the on position as following picture gt Until the text line of the LCD shows the information as follows in proper sequence SN XXXXXXXXX ModulePXUXMXSX 64 PV XXXX US FW CT X X AT X X Item Growatt 10000 Growatt 12000 Growatt 18000 Growatt 20000 TL3 US TL3 US TL3 US TL3 US P7U1M2S1 P7UTM3S1 P7U1M5S1 P7U1M6S1 10000 12000 18000 20000 SN SN is the serial number of the inverter every machine has its own serial number SN12
46. though the Growatt TL3 US can work well in Un impact of two MPPT it is recommended to configure the two MPPT channels with the same PV panels and power 7 4 Communication This section is about the setting information of the inverter and the monitor of the inverters 7 4 1 Using ShineTool to set the information of the inverter About the software of ShineTool and the usage of it please download from the web shinetool ES www growatt com 61 The connecting diagram as follows USB Por USB to RY32 Tramsmeter RS232 Port S 7 4 2 Monitor the inverters 1 Monitor the inverters with RS485 ShineWebBox T p ae E I JO RS485 Balance jumper twisted pair ShineWebBox i IV B ON terminate the daisy chain twisted pair Monitor 2 26 inverter wire diagram 62 About the RS485 connector and the connection you can go back to the section 5 3 10 for details The above figure shows the scheme of monitoring inverters with ShineWeBox Generally the maximum number of the inverter is 26 In general when using the RS485 every inverter must have different com address You can go back to the section 6 1 1 2 b for details More information about the ShineWeBox go to
47. three times to confirm the language you have chosen And the text line change as flows Setting Setting OK 53 s The Com Address is setting You can knock the lid four times to quit the setting menu d Switching the RS232 and the External wireless communication As the Serial communication with the computer and the external wireless communication using the same serial port we have to choose one The RS232 is communicating to computer so that the computer Aa can be connected to the inverter using our software tools Knock the enclosure lid once every time until the text line switch to the text as flows The RS232 is chose by default in the inverter 1 Knock the enclosure lid once every time until the text line switch to the text as flows RS232 Y 3 Then you can knock the enclosure three times to confirm it And the text line change as flows Setting OK s The External wireless communication is setting You can knock the lid four times to quit the setting menu e Setting date and time 1 Knock the enclosure lid once every time until the text line switch to the text as flows the time maybe different depends on the inverter 2012 01 01 12 00 Y 2 Knock the enclosure lid twice and switching to the year 2012 and the two lower number 2012 will flash then you can knock once at a time to change it 2014 01 01 12 00 Y C 3 Knock the enclosure lid twice and sw
48. tion PV Isolation PV Insulation value is outrange Contact Growatt Low Residual I Redundant current is outrange Contact Growatt High Output high Output current DC bias is high Contact Growatt DCI PV Voltage PV input voltage is above 600V Check the solar panel High configuration and wiring AC V The grid voltage is outrange Check the grid voltage Outrange pe ACF The grid frequency is outrange Check the grid frequency Outrange aii PV SW Set PV module set wrong Check PV wiring and refer to Ert r chart6 PV MODULE SETTING 75 12 Specification Nominal Nominal output power power 10000W 12000W 12 1 Specification of the Growatt TL3 US Max AC voltage 480V 480V Nominal AC grid 60Hz 60Hz frequency damaged and still work normally AC grid frequency range 59 3 60 5Hz 59 3 60 5Hz Max output current 12A 14 5A cos Q 1 gt Growatt 10000TL3 US and Growatt 12000TL3 US Power factor cos 0 9 Leading to 0 9 Leading to specification 0 9 Lagging 0 9 Lagging Growatt10000 Growatt 12000 HE TL3 US Phase conductors 1 1 INPUT DATA DC Harmonics 396 396 Nominal DC power 10500W 12500W Max DC voltage 600V 600V BM EFFICIENCY PV voltage range MPP 250V 600V 250V 600V Max Maxefficieny 96 5 96 5 Min DC voltage 20V CEC Weighted Efficiency 95 596 95 596 If the input current supplied by the photovoltaic field connected e to the inverter is above the maximum usable value and the input l voltage is within the
49. ws inside the fan guards wv Replace a new fan 69 70 9 6 Replace fuse eit must be carried out by qualified trained personnel and in compliance with all prevailing local codes and regulations e Before any operation please disconnect the DC switch and AC switch and waiting for at least 10 min until the internal bus capacitance discharge completely gt Open the wire box carefully gt Checking the broken fuse and drawing it out carefully gt Replace anew one gt Close the wire box gt Replace new fuse Decommissioning 10 10 1 Dismantling the Growatt TL3 US 1 Open the wire box of the Growatt TL3 US 2 Remove all cables connected to the wire box 3 Close the wire box 4 CAUTION The Growatt TL3 US may fall down due to inappropriate disassembly Contusions or bone fractures due to the heavy weight of the Growatt TL3 US e Prior to disassembling the Growatt TL3 US take its weight of 102 Ib 46 kg into account of the Growatt 10000 12000TL3 US 140 Ib 65 kg into account of the Growatt 18000 20000TL3 US e Use suitable lifting technique when disassembling 5 Remove both safe screws on the left and right side of the Growatt TL3 US that attach it to the wall mounting bracket 71 72 6 Handing up the Growatt TL3 US slowly by the rings e e
50. xternally visible damage to the inverter contact the installer 9 2 Checking the DC switch e Once a year turn the rotary switch from the On position to the Off position 5 times in succession This cleans the contacts of the rotary switch and prolongs the electrical endurance of the DC Disconnect 9 3 Cleaning the Inverter If the inverter is dirty clean the enclosure lid the display and the LEDs using only clean water and a cloth Do not use any cleaning agents e g solvents or abrasives Before any operation please disconnect the DC switch and AC switch and waiting for at least 10 min until the internal bus 66 capacitance discharge completely 67 68 9 4Cleaning the Fan Guards e Check whether the fan guards are dusty or dirt clogged e Ifthe fan guards are dusty clean them with a vacuum cleaner e Before any operation please disconnect the DC switch and AC switch and waiting for at least 10 min until the internal bus capacitance discharge completely 9 5 Replace fans e t must be carried out by qualified trained personnel and incompliance with all prevailing local codes and regulations e Before any operation please disconnect the DC switch and AC switch and waiting for at least 10 min until the internal bus capacitance discharge completely gt Remove the screws on the fan guards gt Take apart the line of the fans by screwdriver gt NDS gt Remove the scre
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