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SUNNY BOY 2000HF / 2500HF / 3000HF

1. Disconnection value 1 VALORE D EE 2 S00CA CON r 2331 e Calibration value MEN moc MI DET 1 VALURE Ll Ou 2 TRRATURA Eia e Reaction time T s We 1 ge 0 08 5 2 INTERVENTO 0085 The change between the first and second display takes places every 2 5 seconds Installation Guide SB20_25_30HF IEN 102911 55 Commissioning SMA Solar Technology AG Undervoltage Test The undervoltage test follows the overvoltage test and the RUTOTEST A TIN PULL l JI stot inverter issues the adjacent display message for 5 seconds During the test sequence the voltage limit applied is Y RC TUN A IM JI JA EE LI Y shown in the display of the inverter The voltage limit is increased successively until the shutdown threshold is reached and the inverter disconnects from the grid Once the inverter has disconnected from the grid the display successively shows the following values each for 10 seconds Disconnection value MED moc M SEN VALURE Li IE LI Z 2 SO6LIR CON 23201 e Calibration value MIN moc Ti uri l VALORE Ls O 7 2 TARATURA HLI Z e Reaction time 1 TEMPO EE 2 INTERVENTO mSS The change between the first and second display takes places every 2 5 seconds 56 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Maximum Frequency The moximum frequency test follows the un
2. oes g g a 222 mm o L 79 1 30 65 65 30 79 i p ses a ier ss AS s us sa 0 SSS S TAS I E i u E S gt 2 el E E un O e MA v e o E OS a C 7 mm J 219 5 mm i CN x A A Y _ v 348 mm t Installation Guide 18 SB20_25_30HF IEN10291 1 SMA Solar Technology AG Mounting the Device 2 Attach the wall mounting bracket to the wall using appropriate screws diameter min mm max 8 mm and washers outer diameter min 12 mm max 24 mm 3 Transport the inverter using the handles on the sides 4 Hong the inverter with its mounting slots from above in the wall mounting Installation Guide SB20_25_30HF IEN 102911 19 Mounting the Device SMA Solar Technology AG 5 Check to ensure that the inverter is correctly seated S 6 Use the connection screws see position M in the scope of delivery on page 14 provided to fix the inverter and prevent it from being lifted out of place 7 MM The inverter is now securely mounted to the wall 20 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Mounting the Device Optional Theft Protection To protect the inverter from theft you ca
3. PV Inverter SUNNY BOY 2000HF 2500HF 3000HF Installation Guide SB20_25_30HF IEN102911 IMEN SB20_25_30HF Version 1 1 CN og UUNS JO uonpj iiu A JOH9Q pIAO1d e Buiup o p u iuBiuu upj e 1 quiu juano Kog uung SINJOIBdWA AISs 2X o INP uoljonp JIMOJ k SSS AER E 1 quinu juaas 1o pi u B Ad A A a A N A eN lt t ae E A AIEI A FOr TEL wy OIE moj q umoys sp spud ayy juano ndur aBoyoa jnduj jo Bol oA Indino aBoyoa IndinO Apel puo hog Auuns Jayjo ol uolip uuoo ulooj n g jusas up BuiAnjdsip Joy uly xa BUIJBDIAIOS VWS JODJUO gt SOUDGINISID 2019 p pisu som Aog uung ay a9uis p lpi u B ABiaus ojo 0 Uoyoas ass lis uo p ip w aq UDI poy Ss5upqiunisI ABaus 1Dg Ao dsip ayy uo Buiddo q auop s Anjdsip ayy Burysyims s pp 9 sod JO sunoy UI p3ay 9 Ispd ay JO MN 19MOd Indino puan p dsip aul y yBnoJyj BuIyoims e S DP 9 sod ay JO s n oA ABiaus jipp ay OJ sinou ur p 9 Ispd y yo s n pA Biaus ayy yBnoJyj Bulyoims e UODUIUIN PUNOJBADOG y BULDALNOY e pI 42m0 ayy uo Buiddp SMA Solar Technology AG Toble of Contents Table of Contents 1 1 1 2 1 3 1 4 2 2 1 2 2 2 3 23 1 2 3 2 3 3 1 Sez 4 4 1 4 2 4 3 5 5 1 5 2 5 3 5 3 1 5 3 2 See 5 3 4 Notes on this Manual ooooooomoo o o 7
4. page 54 lt Inst code valid gt The SMA guard grid code entered is valid The configured country data set is now unblocked and can be changed If the configured country data set is protected the unlocking is valid for a maximum of 10 feed in hours lt No new update SDcard gt There is no update file relevant for this inverter on the SD card or the available update has already been carried out there is no country data set available on the SD card Installation Guide SB20_25_30HF IEN10291 1 67 Messoges SMA Solar Technology AG Display lt Update RS485 module gt Successful update of communication interface lt Upd language table gt Successful update of language table lt Update file OK gt The file found is valid 10 3 Error Messages When errors occur a display message including the corresponding event number will appear in the text line of the display By tapping on the enclosure lid multi line messages can be switched further If the error exists over a long period of time the red LED begins to light and the multi function relay is switched if available In addition depending on the severity of the fault the wrench or telephone receiver symbol on the display will light up Wrench signifies a failure which can be remedied on site TT BEPDEDBIEIBBHEBLIBBE PTT gt IRAN DEN e Telephone receiver signifies device failure Contact the SMA Serviceline Event no
5. 10 C may not exceed the maximum input voltage AC Output Harmonic distortion of output current at AC THD lt 3 voltage lt 2 AC power gt 0 5 AC nominal power Power factor cos p at nominal AC power 3 Supply phases depending on country configuration e g 600 V 700 V 86 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Technical Data Climatic conditions in accordance with IEC 60721 3 4 Installation type C class 4K4H Extended temperature range Extended humidity range Extended air pressure range Transport type E class 2K3 Temperature range Protective Devices DC reverse polarity prevention All pole DC disconnection unit DC overvoltage protection Personal protection Riso gt 1 MQ AC short circuit protection All pole AC disconnection unit Maximum fuse protection Galvanic isolation General data Width x height x depth with Electronic Solar Switch Width x height x depth of packaging Operating temperature range level Maximum operating altitude above mean sea Transport weight Protection class Installation Guide 25 C a ROD 0 100 79 5 kPa 106 kPa 25 G O C Short circuit diode Electronic Solar Switch DC plug system SUNCLIX Thermally monitored varistors Insulation monitoring Current contro Automatic disconnection device SMA Grid Guard 3 25 A available 348 mm x 580 mm x 145 mm 17 kg 450 m
6. C Blue Bluetooth Communication is active If the inverter has been commissioned successfully the green LED should be on or flashing provided there is sufficient solar irradiation The meaning of the illuminated red LED and the meaning of the event numbers on the display are described in section 10 3 Error Messages page 68 7 2 Display during Initialization Display messages The display messages shown in this section serve as examples and can depending on the country setting differ from the display messages of your inverter Firstly the firmware version of the internal Fu PROA J processors appears in the text lines After an interval of 5 seconds or after tapping on SS SoS se SN Eyes qH XXXX the enclosure lid the serial number or the description of the inverter and the NET ID for communication via Bluetooth will appear The description of the inverter can be changed with a communication device After a further 5 seconds or when you tap again UDEDI B I the configured standard is displayed example VDEO126 1 1 After a further 5 seconds or when you tap again SPRACHE DEUTSCH SPRACHE DEUTSCH the configured language is displayed example Language German During normal operation the text line of the display will subsequently be clear You can refer to the possible event messages in the scrolling lines and their meaning in section 10 Messages page 67
7. Disconnect the Inverter from Voltage Sources page 60 DANGER Danger to life due to high voltages in the inverter The capacitors require 5 minutes to discharge Wait 5 minutes before opening the housing cover in order to allow time for the capacitors to discharge 2 Loosen the screws of the enclosure lid 3 Remove the enclosure lid 76 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Failure Search NOTICE Electrostatic discharges can damage the inverter Internal components of the inverter can be irreparably damaged by electrostatic discharge Ground yourself before touching a component NOTICE Excessive voltages can destroy the measuring device Only use measuring devices with a DC input voltage range up to at least 1 000 V 4 Use a Multimeter to ensure that all of the varistors in the installed state have a conducting connection between connectors B and C M There is a conducting There is probably a different fault in the inverter connection Continue with point 9 e Consult the SMA Serviceline for details on further procedure M There is no conducting The respective varistor is defective and must be replaced connection Varistor failure is generally due to influences which affect all varistors similarly temperature age induced overvoltages SMA Solar Technology AG recommends that you replace all varistors
8. Jumper for English language You can also set the language to English by means of a jumper e g for service purposes Todo this plug the jumper onto both left pins as shown on the right M The country standard and the language are set Installation Guide SB20_25_30HF 1EN 102911 27 The communication module Quick Module SMA Solar Technology AG 5 3 5 Communication via Bluetooth Communication via Bluetooth with a communication device is activated as standard Networking via Bluetooth with other inverters is deactivated ex works The following configuration settings are possible via a rotary switch switch C Switch position NetID ses _ _ c A CCC C Communication via Bluetooth with communication device possible no networking with other inverters factory setting Networking with other inverters and or communication devices In order to restrict communication via Bluetooth between the inverters of your system and those of neighboring systems you can assign an individual NetlD to the inverters of your system switch position 2 F This however is only necessary if neighboring systems are within a radius of 500 m So that all inverters in your PV system are detected by your communication device all inverters must have the same NetID Procedure 1 Open the Quick Module as described in section 5 3 3 Opening the Quick Module page 28 2 Set the arrow on the rotary switch C
9. The inverter is now in the initialization phase and you can restart the self test as described in section 7 3 1 Starting the Self Test page 54 from point 3 Installation Guide SB20_25_30HF IEN10291 1 59 Disconnect the Inverter from Voltage Sources SMA Solar Technology AG 8 Disconnect the Inverter from Voltage Sources 8 1 Safety NOTICE Electrostatic discharges can damage the inverter Internal components of the inverter can be irreparably damaged by static discharge e Ground yourself before touching a component 8 2 Disconnect the Inverter from Voltage Sources DANGER Danger to life due to high voltages in the inverter The inverter operates at high voltages e Disconnect the inverter on the AC and DC sides as described below Disconnect the line circuit breaker and secure against re connection 2 If a multi function relay is connected switch off the multi function relay power supply Remove the Electronic Solar Switch 4 Using a current probe ensure that there is no current to all DC cables V If there is a current present check the installation 60 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG 5 Unlock all DC connectors using a screwdriver The width of the screwdriver should be 3 5 mm Inserta screwdriver into one of the side slits 1 Lever the screwdriver upward 2 and pull out the plug
10. ves m o uerzar 208 mg o usa e i uzao son o aoo e 2 uzao fren o USA 2 SB20_25_30HF IEN102911 Instollotion Guide SMA Solar Technology AG The communication module Quick Module A Country data set Display language Grid guard Country protection EU RN A e o Juzaz son No USA 8 A Z French o s 2 uuza ao mg o _ sa uuza e Spanish so oao o a uuZaVeuo t French o USA o o D o OoOo feih o free D i oteras Geman No Fece D 2 oteiasomz French o free D e OGrd 6otte Spanish o Flexible D 4 otGrid 60H u No ele D ofond ohz Not programmed No Flexible E o OGrd Sot m so free E Jofondso z Not programmed No Flexible Special setting Bluetooth transmission power reduced in accordance with French standards In planning Currently not programmed The previously configured display language remains set This country standard must only be set for Sunny Boy 2000HF US 2500HF US 3000HF US Should the inverter not be set to the installation country you have several options to configure the country standard required Setting via 2 rotary switches in Quick Module as described in section 5 3 4 Setting the Country Standard and Language using Rotary Switches page 29 Alternatively you can adjust the setting via the CntrySet or Set country standard parameters
11. M Ifthe conductors are not visible in the e Loosen the clamping clip using a hollow cavity the cable is not in the correct screwdriver position The width of the screwdriver should be 3 5 mm Remove cable and start again from step 1 4 Push the threaded joint to the thread and screw into place my gt M The DC plug connectors are now assembled and can be connected to the inverters as described in section 6 3 4 Connecting the PV Generator DC page 49 Installation Guide SB20_25_30HF IEN10291 1 47 Electrical Connection SMA Solar Technology AG 3 3 Opening the DC Plug Connector 1 Screw the threaded joint off NO To release the plug connector slot a screwdriver into the side catch mechanism and lever out 3 Carefully pull the DC plug connector apart 4 Loosen the clamping clip using a screwdriver The width of the screwdriver should be 3 5 mm 5 Remove the cable eS Y Es M The cable is now removed from the DC plug connector 48 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG Electrical Connection 6 3 4 Connecting the PV Generator DC DANGER Danger to life due to high voltages in the inverter Before connecting the PV generator ensure that the AC line circuit breaker is switched off and that it cannot be reactivated NOTICE Excessive voltages can destroy the measuring device Only use measuring de
12. reached and the inverter disconnects from the grid Once the inverter has disconnected from the grid the display successively shows the following values each for 10 seconds e Disconnection value 5 ae 1 VALORE DI 58 00 HZ 2 506 NO Can En ri ws AS Y L I 1 ALA IL e Calibration value DER Im UF von 1 VALORE D 49 70 HZ 2 TARATURA 49710 HZ e Reaction time TEMPO rinn C 2 INTERVENTO DOS The change between the first and second display takes places every 2 5 seconds 7 3 3 Interruption of the Self Test If during the self test an unexpected disconnection requirement occurs the self test is interrupted The same applies if the DC voltage is so low that the feed in can not be continued The inverter then shows the adjacent display AUTOTEST LI TESE message for 10 seconds Restart the self test as described in the following section 7 3 4 Restarting the Self Test page 59 58 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Commissioning 7 3 4 Restarting the Self Test In order to restart the self test proceed as follows Disconnect the line circuit breaker and secure against re connection IFa multi function relay is connected switch off the multi function relay power supply Disconnect the Electronic Solar Switch from the inverter for 5 minutes and then connect it again Switch on the line circuit breaker again QQ S
13. If your inverter is fitted with a Quick Module with RS485 interface then your inverter can also communicate via RS485 Installation Guide SB20_25_30HF IEN10291 1 23 The communicotion module Quick Module SMA Solar Technology AG 5 3 1 SMA Grid Guard Protected Country Data Sets In some countries the local power supply line requirements demand a mechanism which prevents the parameters for grid feeding from being able to be changed Some country data sets are therefore protected and can only be unlocked with a personal access code the so called SMA Grid Guard code SMA Grid Guard protected country data sets are automatically blocked for 10 feed in hours after commissioning or after the last alteration If the country data set is changed via the rotary switch after these 10 feed in hours the inverter will not accept the changes and displays the error message Grid parameter locked If however a later change to the country data set only relates to a change of the display language this change is immediately taken on It is also possible via a communication device to configure CntrySet or Set country standard as well as to manually block or unblock country data sets To lock you have to set the so called SMA Grid Guard code to 54321 This will automatically appear as an input window when changing the first grid relevant parameter The data set can only be unlocked by entering a personal 10 digit SMA Grid Guard code which is vali
14. Installation Guide SB20_25_30HF IEN10291 1 53 Commissioning SMA Solar Technology AG 7 3 Self Test in accordance with ENEL Directive Ed 1 1 Applies to Italy only 7 3 1 Starting the Self Test You can start the self test by tapping on the enclosure lid Prerequisite here is that the country configuration of the inverter has been set to Italy Enel GUIDA or a reconfiguration based on the Enel GUIDA country data set has been carried out In addition an undisturbed feed in operation must be possible Display Language during the Self Test Independent of the configured language the display messages for the self test will always be displayed in Italian Proceed as follows for checking the disconnection times 1 Commission the inverter as described in section 7 Commissioning page 52 V The inverter is now in the initialization phase Firstly the firmware version of the internal processors appears in the text lines After 5 seconds or after tapping the enclosure lid the serial number or the description of the inverter appears The description of the inverter can be changed with a communication device After a further 5 seconds or when you tap ENEL GUIDA J again the configured standard is displayed 2 ln order to start the self test tap on the enclosure cover within 10 seconds V The message shown on the right appears in the ALMIO AUTOTEST display 3 Now activate the self test within 20 secon
15. Quick Module 31 Mounting the Quick Module 32 Changes via rotary switches after installation of the Quick Module 33 Dismantling the Quick Module 36 lo Mo E AA A 37 Electrical Connection 38 Overview of the Connection Area 38 Connection to the Public Grid AC 39 Conditions for the AC Connection 39 Connecting the Inverter to the Public Grid AC 41 Connecting Additional Grounding 44 Connection of the PV Generator DC 45 Conditions for the DC Connection 45 Assembling the DC Plug Connector 46 Opening the DC Plug Connector 48 Connecting the PV Generator DC 49 COMMISSIONING 4 6 5 bee oe qusa aw aaa 52 Commissioning the Inverfer 52 Display during Initialization 53 Self Test in accordance with ENEL Directive Ed 1 1 Applies to lfaly only sys sssssyppuywaqu na EEan E EED 54 Starting ne Sellest museer raretat u uka aia 54 ech Ss AAA II 55 Interruption of the Self Test 58 Restarting the Sel Tesf 59 Disconnect the
16. Scope Of Valli sta ia area 7 TAS OU o ia 7 Additional Information 7 SV MOO b A r a aes 8 Sale a AAA 9 Appropriate Usages escritoras pi 9 Safety Precoutions 11 Explanation of Symbols 12 Symbols on the Inverfer 12 A s s 12 O O kia aa Cia puasa 14 Scope or Delve cia mam upa k dai Y bees 14 Identifying the Inverter 15 Mounting the Device 1 OGICly irate ets se sl don 16 Selecting the Mounting Locotion 16 Mounting the Inverter with the Wall Mounting Bracket 18 The communication module Quick Module 22 S GL ae oe ee ee ee ee ee ee ere 22 Inner View of the Quick Module 23 Configuration of the inverter via the Quick Module 23 SMA Grid Guard Protected Country Data Sets 24 Checking the Country Standard 25 id tra adobes 28 Setting the Country Standard and Language using Rotary Switches 29 Installation Guide SB20_25_30HF IEN 102911 3 Toble of Contents SMA Solar Technology AG 5 3 5 5 3 6 5 4 5 4 1 5 5 5 6 6 6 2 6 2 1 6 2 2 6 2 3 6 3 6 3 1 6 3 2 6 3 3 6 3 4 7 7 2 7 3 7 3 1 Z 9 2 SES 7 3 4 8 1 8 2 Communication via Bluefoolh 30 Closing the
17. also need the installer password to access the installer mode Request the installer password from the SMA Serviceline contact see Page 93 Set the CoolSys FanTst or Fan test parameter to On in the installer mode Check the air flow of the fan The inverter sucks air in from underneath and then blows it back out on the upper left side Listen for any unusual noise which could indicate incorrect installation or that the fan is faulty After checking the fan set the CoolSys FanTst or Fan test parameter back to Off You have finished checking the fan SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Messoges 10 Messages 10 1 The green LED is glowing or flashing Green LED is glowing If the green LED is glowing the inverter is in feed in operation Green LED is flashing e If the green LED flashes over a long period this can mean that there is not sufficient DC voltage available due to insufficient irradiation No display in the event of insufficient DC voltage Measurements and the issuing of messages are only possible when there is sufficient DC voltage 10 2 Event messages During an update the relevant display message is shown in the text line of the display lt Avvio Autotest gt Only relevant for an installation in Italy start the self test by tapping on the display according to ENEL Guida see section 7 3 Self Test in accordance with ENEL Directive Ed 1 1 Applies to Italy only
18. connector 3 6 Remove all DC plug connectors to disconnect the PV generator from the inverter Disconnect the Inverter from Voltage Sources DANGER Danger to life due to high voltages in the inverter The capacitors in the inverter require 5 minutes to discharge Wait at least 5 minutes until the LEDs the display and the fault sensor are no longer illuminated Installation Guide SB20_25_30HF IEN10291 1 6 Disconnect the Inverter from Voltage Sources 7 Ensure that there is no voltage at the DC plugs at the inverter V If there is a voltage present check the installation 8 Unlock the AC plug using a screwdriver and pull it out MI The inverter is now free of voltage 62 SB20_25_30HF IEN1029 1 1 SMA Solar Technology AG 4 Installation Guide SMA Solar Technology AG Maintenance and Cleaning 9 Maintenance and Cleaning Impurities such as dust or pollen can cause heat accumulation that can lead to yield losses Check the inverters and the cables for visible external damage Contact the SMA Serviceline if the inverter is damaged If there is damage to the lines do not perform any repair work or yourself or replace the lines 9 1 Checking Heat Dissipation If the inverter regularly reduces its output due to too high wa
19. expressly recommended or sold by SMA Solar Technology AG void the warranty claims and operation permission Installation Guide SB20_25_30HF IEN 102911 9 Safety SMA Solar Technology AG Certified Countries The Sunny Boy 2000HF 2500HF 3000HF with according configuration fulfill the requirements specified in the following standards and directives dated 05 2010 AS4777 2005 e CER 06 190 10 2006 e C10 11 05 2009 e Enel GUIDA Ed 1 1 EN 50438 2008 G83 1 1 2008 EC61727 PPC 06 2006 PPDS 2009 RD 1663 2000 RD 661 2007 SI4777 e VDE 0126 1 1 02 2006 On request does not apply to national standard deviations of EN 50438 SMA Solar Technology AG can preset special grid parameters for other countries installation locations according to customer request after evaluation by SMA Solar Technology AG You can make later modifications yourself by changing software parameters with respective communication products e g Sunny Data Control or Sunny Explorer To change grid relevant parameters you need a personal access code the so called SMA Grid Guard Code The application form for the personal access code is located in the download area at www SMA de en in the Certificate category for each inverter 10 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Safety 2 2 Safety Precautions DANGER Danger to life due to high voltages i
20. slot for an SD card The slot is to be found on the outside of the Quick Module A There are a number of cases which require an SD card to be read in such as Under consultation with the SMA Serviceline a firmware update is necessary SMA Solar Technology AG will send you a file with the firmware update per e mail You will find the description of the Firmware update in the download area at www SMA de en Properties of the SD Card Use an SD card that is FAT16 or FAT32 formatted and has a maximum storage capacity of 2 GB Use the SD card exclusively for this inverter Do not save any multimedia files or other unsuitable files on the SD card Installation Guide SB20_25_30HF IEN10291 1 37 Electrical Connection SMA Solar Technology AG 6 Electrical Connection 6 1 Overview of the Connection Area The following figure shows the assignment of the individual connection areas on the bottom of the inverter Description DC connectors for connecting the PV strings DC connectors for connecting the PV strings Slot for the communication module Quick Module RS485 Quick Module Slot for optional grounding with protective cap Socket for the AC connection plug Socket for the connection of the Electronic Sol
21. with a communication device e g Sunny Data Control or Sunny Explorer once you have commissioned the inverter Ifyou require adjusted parameter settings for your installation location you can change these with the help of a communication device Installation Guide SB20_25_30HF IEN10291 1 27 The communication module Quick Module SMA Solar Technology AG 5 3 3 Opening the Quick Module 1 If the Quick Module is already connected to the inverter proceed as follows Disconnect the inverter on the AC and DC sides as described in section 8 Disconnect the Inverter from Voltage Sources page 60 Pull the Quick Module out to the first stopper 2 Flip the lower flap of the Quick Module up 3 Open the lid of the Quick Module until it locks in place M The Quick Module is opened You can now set the installation country and the language via the rotary switches as described in the following section 28 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 3 4 Setting the Country Standard and Language using Rotary Switches 1 Open the Quick Module as described in section 5 3 3 Opening the Quick Module page 28 2 Set the arrows on both left rotary switches A and B using a screw driver to the desired positions see table in section 5 3 2 Checking the Country Standard page 25 The width of the screwdriver should be 2 5 mm
22. Display message and cause Corrective measures lt Grid fault gt Check the grid current and grid The grid voltage has exceeded the connection on the inverter permissible range This error can have the If the grid voltage lies outside the following causes acceptable range because of local grid The grid voltage at the point of conditions ask the utility provider if the connection of the inverter is too high voltage can be adjusted at the feed in point a orifitwould agree to changes in the values Grid impedance at the terminal of the s of the monitored operational limits inverter is too high If the grid voltage lies within the tolerance For safety reasons the inverter disconnects itself from the grid range yet this error is still being displayed contact the SMA Serviceline 68 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG lt Grid fault gt The grid voltage hos follen below the permissible range This error can have the following causes Grid disconnected AC cable damaged The grid voltage at the point of connection of the inverter is too low For safety reasons the inverter disconnects itself from the grid lt Grid fault gt The average grid voltage over 10 minutes is no longer within the permissible range This can have the following causes e The grid voltage at the point of connection of the inverter is too high Grid impedance at t
23. Guide SMA Solar Technology AG The communication module Quick Module 10 Check the DC connector for correct polarity and connect it lo Ene 11 Connect the Electronic Solar Switch NOTICE Damage to Electronic Solar Switch If it is not correctly connected the Electronic Solar Switch can be damaged Connect the handle firmly on to the socket of the Electronic Solar Switch The holder must close flush with the enclosure 12 If a multifunction relay is connected switch on the multifunction relay power supply 13 Switch on the line circuit breaker MI The changes have been set Installation Guide SB20_25_30HF IEN10291 1 35 The communication module Quick Module SMA Solar Technology AG 5 5 Dismantling the Quick Module 1 Disconnect the inverter on the AC and DC sides as described in section 8 Disconnect the Inverter from Voltage Sources page 60 2 Pull the Quick Module out over the first stopper to the last stopper 3 Lift the Quick Module upwards until the guide lugs pass through the openings of the bracket 4 Carefully take the Quick Module out of the bracket M The Quick Module is disassembled 36 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 6 Slot for SD card The Quick Module is fitted with a
24. Installation Guide SMA Solar Technology AG Notes on this Manual 1 Notes on this Manual 1 1 Scope of Validity This manual describes the assembly installation commissioning and maintenance of the following SMA inverters Sunny Boy 2000HF SB 2000HF 30 Sunny Boy 2500HF SB 2500HF 30 Sunny Boy 3000HF SB 3000HF 30 Store this manual where it can be accessed at all times 1 2 Target Group This manual is for qualified personnel The tasks described in this manual must only be performed by qualified personnel 1 3 Additional Information You will find further information on special topics such as designing a line circuit breaker or the description of the parameters and measurement readings in the download area at www SMA de en Refer to the user manual for detailed information on operating the inverter Installation Guide SB20_25_30HF IEN 102911 7 Notes on this Manual SMA Solar Technology AG 1 4 Symbols Used The following types of safety precautions and general information are used in this guide 1 DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury A N i CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE indicates a situation that can
25. Inverter from Voltage Sources 60 O e susu A E A E 60 Disconnect the Inverter from Voltage Sources 60 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Toble of Contents 9 1 9 1 1 9 1 2 10 10 1 10 2 10 3 11 11 1 11 2 12 12 1 12 2 12 3 12 4 125 13 13 1 13 2 13 3 14 15 Maintenance and Cleaning 63 Checking Heat Dissipofion 63 Cleaning Ine Tdci oh awed herent walas Sana hapas aha 4 63 Cheeking be Fs o deals 66 MESSAGES RA a AS 67 The green LED is glowing or flashing 67 Event messages ps ee reia 67 Eror Mesag S tots sesso doses ces tee asagi 68 Failure Search iaa pupakpupapupapuqupa 74 Checking the PV Generator for a Ground Fault 74 Checking the Functioning of the Varistors 76 DECOMMISSIONING viii Os aa wae ewes 80 Dismantling the Inverter 80 Replacing the Enclosure Lid 81 Packing the Inverler 82 Sionng he lnverner ouds e eanna eee ka Ona 82 Disposing of the Inverfer 82 Technical Dold risa saa uo aa 83 SUNNY BOYZ OOOFIPF ici ple 83 Sunny Boy 2500HF serrana ae 8 SUNNY BOYS ODO muesca rana 89 PCCESSONICS adas 92 CONG pista an 93 Installation Guide SB20_25_30HF IEN 102911 5 Toble of Contents SMA Solar Technology AG SB20_25_30HF IEN10291 1
26. LC graphic display Bluetoo R5485 galo wale Electronic Solar Switch with a nominal current of 35 A Maximum PV power S Protection rating when plugged Protection rating when unplugged Maximum PV power 12 kw Protection rating when plugged IP65 Protection rating when unplugged IP65 Efficiency Boy 3000HF n 1 VW 550VDC V 400VDC Vy 220 V DC Vve V 500 1000 1500 2000 2500 3000 Pac W Max efficiency Nmax 96 3 European efficiency NEU 95 5 Installation Guide SB20_25_30HF IEN10291 1 9 Accessories SMA Solar Technology AG 14 Accessories You will find the corresponding accessories and replacement parts for your product in the following overview If required you can order these from SMA Solar Technology AG or your dealer Brief description SMA order number Set of thermally monitored varistors MSWR TV 7 2 pc ESS handle with fan ESS handle as spare part with fan ESS HANDLE 07 Optional Quick Module SMA RS485 Quick Module as 485QM 10 NR with RS485 interface and upgrade kit with RS485 interface multifunction relay and multifunction relay Plug in grounding set SMA Plug in Grounding as upgrade PLUGIN GRD 10 NR SMA Plug in Grounding kit stick for positive or negative grounding of the DC input Spare fuses for grounding Spare fuses for grounding set set SMA Plug in Grounding PLUGIN GRD 10 NR 1 A 600 V 10 pcs SU
27. MA Solar Technology AG Technical Data 13 Technical Data 13 1 Sunny Boy 2000HF DC Input Maximum DC power at cos p 2 100 W Nonberof MPP es A Sings per MPPredker j E Voltage ripple of input voltage The maximum open circuit voltage which can occur at a cell temperature of 10 C must not exceed the maximum input voltage AC Output Operating range at AC grid frequency 50 Hz 45 5 Hz 54 5 Hz Operating range at AC grid frequency 60 Hz 55 5 Hz 64 5 Hz Harmonic distortion of output current at AC THD voltage lt 2 AC power gt 0 5 AC nominal power depending on country configuration e g 600 V 700 V Installation Guide SB20_25_30HF 1EN 102911 83 Technical Data SMA Solar Technology AG Climatic conditions in accordance with IEC 60721 3 4 Installation type C class 4K4H Extended temperature range Extended humidity range 25 C a ROD 0 100 79 5 kPa 106 kPa Extended air pressure range Transport type E class 2K3 Temperature range Protective Devices DC reverse polarity prevention All pole DC disconnection unit DC overvoltage protection Personal protection Riso gt 1 MQ AC short circuit protection All pole AC disconnection unit Maximum fuse protection Galvanic isolation General data Width x height x depth with Electronic Solar Switch Width x height x depth of packaging Operating temperature range level Maximum operating altitude
28. NCLIX SUNCLIX field connector for SUNCLIX FC6 SET DC plug connector cross sections from 2 5 to 6 mm2 Set for 10 strings 92 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Contact 15 Contact If you have technical problems concerning our products contact the SMA Serviceline We require the following information in order to provide you with the necessary assistance e Inverter type e Inverter serial number e Type and number of PV modules connected e Event number or display message of the inverter Optional equipment e g communication devices e Type of multi function relay connected if applicable SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany www SMA de SMA Serviceline Inverters 49 561 9522 1499 Communication 49 561 9522 2499 Fax 49 561 9522 4699 E mail Serviceline SMA de Installation Guide SB20_25_30HF IEN10291 1 93 SMA Solar Technology AG Legal Restrictions The information contained in this document is the property of SMA Solar Technology AG Publishing its content either partially or in full requires the written permission of SMA Solar Technology AG Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission Exclusion of liability The general terms and conditions of delivery of SMA Solar Technology AG shall apply The content of these documents
29. The Quick Module is mounted 32 SB20_25_30HF 1EN 102911 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 4 1 Changes via rotary switches after installation of the Quick Module IFyou have already connected the Quick Module to the inverter and would like for example to configure the installation country or the display language via the rotary switches then proceed as follows l Disconnect the inverter on the AC and DC sides as described in section 8 Disconnect the Inverter from Voltage Sources page 60 See section 5 3 4 Setting the Country Standard and Language using Rotary Switches Pull the Quick Module out to the first stopper Flip the flap up and pen the lid until it locks in place page 29 for setting the installation country and the display language See section 5 3 5 Communication via Bluetooth page 30 for assigning the NetID via Bluetooth Close the lid of the Quick Module and flip the flap down again until it locks into place Installation Guide SB20_25_30HF IEN10291 1 33 The communication module Quick Module SMA Solar Technology AG 7 Push the Quick Module upwards in the guide slot until it clicks into place 8 Check that the Quick Module is correctly seated The loops of the Quick Module and the bracket must be positioned flush on top of each other 9 Connect the AC plug 34 SB20_25_30HF IEN102911 Instollotion
30. The varistors are specially manufactured for use in the inverter and are not commercially available They must be ordered directly from SMA Solar Technology AG see section 14 Accessories page 92 To replace the varistors proceed to step 5 Installation Guide SB20_25_30HF IEN10291 1 77 Failure Search SMA Solar Technology AG NOTICE Destruction of the inverter by DC overvoltage If varistors are missing the inverter is no longer protected against DC overvoltages Do not operate the inverter without varistors in plants with a high risk of DC overvoltages Replacement varistors should be obtained as soon as possible 5 Insert an insertion tool into the openings of the terminal contacts 1 V The terminal clamps loosen If you do not receive an insertion tool for operating the terminal clamps with your replacement varistors contact SMA Solar Technology AG As O an alternative the individual terminal contacts can be operated using a 3 5 mm wide screwdriver Remove the varistor 2 Z Insert new varistor 1 The pole with the small loop crimp must be fitted to terminal A when replacing the varistor 8 Bend new varistor upwards 2 78 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Failure Search 9 Replace the housing cover 10 Tighten the screws 11 Re commission the inverter as described in secti
31. above mean sea Transport weight Protection class 84 SB20_25_30HF IEN1029 1 1 25 Gig O E Short circuit diode Electronic Solar Switch DC plug system SUNCLIX Thermally monitored varistors Insulation monitoring Current control Automatic disconnection device SMA Grid Guard 3 25A available 348 mm x 580 mm x 145 mm 17 kg 450 mm x 600 mm x 400 mm 21 kg 25 Cia FOO G 3 000 m No data lt 1W HF transformer P65 OptiCool temperature controlled fan Installation Guide SMA Solar Technology AG Technical Data Features DC connection DC plug system SUNCLIX Display LC graphic display Bluetoo R5485 galo wale Electronic Solar Switch with a nominal current of 35 A Maximum PV power S Protection rating when plugged Protection rating when unplugged Maximum PV power 12 kw Protection rating when plugged IP65 Protection rating when unplugged IP65 Efficiency Sunny Boy 2000HF n VW 550 V DC V 400 V DC V 220 V DC Vve V 500 1000 1500 2000 Pac W Max efficiency Nmax 96 3 European efficiency NEU 95 0 Installation Guide SB20_25_30HF IEN10291 1 85 Technicol Doto SMA Solar Technology AG 13 2 Sunny Boy 2500HF DC Input Maximum DC power at cos p 2 650 W Maximum DC voltage 700 V Voltage ripple of input voltage The maximum open circuit voltage which can occur at a cell temperature of
32. ality mark for solar products The inverter complies with the requirements of the German Institute for Quality Assurance and Labeling Device class label The inverter is equipped with a wireless component that complies with the harmonized standards Certified safety The inverter complies with the requirements of the Equipment and Product Safety Act in Europe Australian mark of conformity The inverter complies with the requirements of the applicable guidelines Korean mark of conformity The inverter complies with the requirements of the applicable guidelines SB20_25_30HF IEN10291 1 13 Unpacking SMA Solar Technology AG 3 Unpacking 3 1 Scope of Delivery Check the delivery for completeness and any visible external damage Contact your dealer if anything is damaged or missing x DC connectors 2 x positive 2 x negative AC coupling socket socket element protective cap for AC socket on inverter threaded sleeve sealing ring clamping nut 14 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Unpacking 3 2 Identifying the Inverter You can identify the inverter using the type label The type label is on the right side of the enclosure The serial number Serial No and the type Type Model of the inverter as well as device specific characteristics are specified on the type label Installation Guide SB20_25_30HF IEN 102911 15 Mounting the Device SMA So
33. ar Switch ESS 38 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Electrical Connection 6 2 Connection to the Public Grid AC 6 2 1 Conditions for the AC Connection Connection requirements of the utility operator Always observe the connection requirements of your utility operator Cable Sizing The grid impedance of the AC cable must not exceed 10 The conductor cross section should be dimensioned such that cable losses do not exceed 1 at nominal power Use Sunny Design www SMA de en SunnyDesign for this The maximum cable lengths relative to the conductor cross section are shown in the following table Do not exceed the maximum cable length Conductor Max cable length cross section SB 2000HF 30 SB 2500HF 30 SB 3000HF 30 The conductor cross sectional area required in individual cases depends on the following factors among others Ambient temperature Routing method Conduction losses valid installation requirements of the respective country installation location Cable requirements Postion Depo Value Beo cordar cossen 25mm mm Instollotion Guide SB20_25_30HF IEN10291 1 39 Electrical Connection SMA Solar Technology AG Load Disconnection Unit You must install a separate line circuit breaker for each inverter in order to ensure that the inverter can be securely disconnected under load The maximum permissible rating is located in
34. ase you will not be able to recognize the setting by the switch position These settings will be overwritten by changes to the rotary switch or via a communication device and can not simply be re constructed For devices ordered without any specified country of installation the standard setting is VDEO126 1 1 and the language is german Changes will be immediately accepted after switching the line circuit breaker on If an unprogrammed switch setting is selected the inverter issues an error message Check whether the inverter is set to the installation country Before commissioning Check that the country setting of the inverter is correct using the supplement provided and comparing this to the the factory settings of the inverter After commissioning Check that the country standard is correct on the basis of the display message during re commissioning see section 7 2 Display during Initialization page 53 or Check that the country standard is correct on the basis of the SMA grid guard measuring channel via a communication device Display language Once you have set the country standard you can always set the display language later using rotary switch B However you have to then set the rotary switch A to O in order to keep the country data set The operating parameters define which setting is hidden behind which parameter set The parameters can be read out using a communication device A detailed des
35. ays tilt Do not mount horizontally Mount at eye level to allow operating status to be read at all times The ambient temperature should be below 40 C to ensure optimal operation Do not expose the inverter to direct sunlight to avoid a power reduction due to excessive heating In living areas do not mount the unit on plasterboard walls or similar in order to avoid audible vibrations The inverter can make noises when in use which may be perceived as a nuisance in a living area Observe the minimum clearances to walls other inverters or objects as shown in the diagram in order to ensure sufficient heat dissipation and sufficient space for the removal of the Electronic Solar Switch Multiple inverters installed in areas with high ambient temperatures If necessary increase the clearances between the individual inverters In addition make sure there is enough ventilation to ensure sufficient cooling of the inverters Installation Guide SB20_25_30HF IEN10291 1 17 Mounting the Device SMA Solar Technology AG 4 3 Mounting the Inverter with the Wall Mounting Bracket 1 Use the wall mounting bracket as a drilling template and mark the positions of the drill holes Number of drill holes used When mounting onto the wall use at least 1 upper hole right and left and when necessary the lowest hole in the middle Use the middle upper and lower holes when mounting to a pillar
36. cription of the parameters and measurement values for the inverter is available in the download area at www SMA de en in the category Technical Description of the respective inverter A Country data set Display language Grid guard Country e Delivery state Delivery state Dependent on Dependent on Retained English Dependent on Dependent on parameter set parameter set 2 Retained German Dependent on Dependent on parameter set parameter set 3 Retained French Dependent on Dependent on parameter set parameter set 4 Retoined Spanish Dependent on Dependent on parameter set parameter set Installation Guide SB20_25_30HF IEN 102911 25 The communication module Quick Module SMA Solar Technology AG ne Premise a Sas protection e o AS parameter set parameter set a a s sa parameter set parameter set a a a a pooner parameter set parameter set O O ea Switzerland France 1 woeo1267187 ea ON 2 o yoe012671 tion e Svtzedand 2 Jasas mn o al 3 o meua j o fiey 3 le mecupa German No fi a o forssa som e Jpm a a Norma t No reee ae fean No eee s e o m n o England o 2 len sous freen e e a len soa u e e 4 len soa so e oo e 5 en 50438 Nor programmed e e en 50438 Norpogommed ve 7 ensoaracz Not programmed Yes Czech Republic 7 a coi fren pe feom 7 9 coi feaa
37. d for a maximum of 10 grid feed hours The application form for the personal access code is located in the download area at www SMA de en in the Certificate category for each inverter The language is configurable without a password independent of the country data set il Changing of parameters in SMA Grid Guard protected country data sets If the parameters within protected country data sets are changed these are no longer protected and instead of the standard ADJ or Special setting is displayed In this case the parameters are not changed automatically after 10 grid feed hours but have to be manually locked To manually lock the parameters set the SMA Grid Guard code to 54321 Detailed information on parameter settings Detailed information on how to proceed with respect to setting and changing parameters is available in the respective user manual for your software The last change executed via rotary switch or communication device is always verified and activated if applicable This means that you can not always read off the actual country setting from the switch position 24 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 3 2 Checking the Country Standard The switch position O O indicates the delivered state If you have ordered the inverter with specific country settings these will have already been preset in the factory via a communication device In this c
38. dervoltoge test and the inverter issues the adjacent display message for 5 seconds During the test sequence the frequency limit applied is shown in the display of the inverter The frequency limit is reduced successively until the shutdown threshold is reached and the inverter disconnects from the grid Commissioning mMITATCECT cor moy RUTOTEST A cor may Zm sinners F AL AX Sr LI HZ Once the inverter has disconnected from the grid the display successively shows the following values each for 10 seconds Disconnection value Calibration value Reaction time MEN moc ni ame gt VALORE LII OUS HZ 2 SOS In CON nrc uz SUULIM Lunt HU NE on ADC MI Man uz 1 VALORE LI UIU NL TODOTIO EA 2 TARATURA 5030 HZ TEMON nrae 1 TERPS ee INTEO ENTA mma C 2 INTERVENTO AOS The change between the first and second display takes places every 2 5 seconds Installation Guide SB20_25_30HF IEN 102911 57 Commissioning SMA Solar Technology AG Minimum Frequency After the maximum frequency test the minimum frequency AUTOTEST E Rr IN PULL I PLDA test takes place and the inverter shows the adjacent display message for 5 seconds During the test sequence the frequency limit applied is F RC PIN UEG HZ F FI PD 3 03 MZ shown in the display of the inverter The frequency limit is increased successively until the shutdown threshold is
39. ds by tapping on the enclosure lid again M Once you have started the test sequence the inverter checks the disconnection times for overvoltage undervoltage maximum frequency and minimum frequency one after the other During the tests the inverter shows the values in the display which are described in section 7 3 2 Test Sequence page 55 54 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Commissioning 7 3 2 Test Sequence Note the values which are displayed during the test sequence These values must be entered into a test protocol The test results of the individual tests are displayed three times one after the other When the inverter has carried out the 4 tests it switches to normal operation The original calibration values are reset Current Values in the Display During the self test the actual voltage the feed in current and the frequency is displayed above the text rows independent of the test values Overvoltage Test The inverter begins with the overvoltage test and shows E L the adjacent display message for 5 seconds During the test sequence the voltage limit applied is VACA shown in the display of the inverter The voltage limit is reduced successively until the shut down threshold is achieved and the inverter disconnects from the grid Once the inverter has disconnected from the grid the display successively shows the following values each for 10 seconds
40. e has The SMA Grid Guard code entered been entered personal installer password is invalid lt Grid param locked gt Enter the valid SMA Grid Guard code for changing the country data The actual country data set is locked set lt Abort self test gt Contact the SMA Serviceline see section 15 Contact page 93 lt Changing grid param not possible gt Check setting of the rotary switch see section 5 3 2 Checking the the country configuration is not Country Standard page 25 programmed Enter the SMA Grid Guard code The parameters to be changed are The selected rotary switch setting for protected lt Ensure DC supply gt The DC supply for the writing Ensure sufficient DC voltage is procedure is not sufficient available Installation Guide SB20_25_30HF IEN10291 1 73 Foilure Seorch SMA Solar Technology AG 11 Failure Search 11 1 Checking the PV Generator for a Ground Fault If the inverter displays event number 35 and the red LED glows at the same time then there is probably a ground fault in the PV generator Check the strings for ground faults as described in the following 1 Disconnect the inverter on the AC and DC sides as described in section 8 2 Disconnect the Inverter from Voltage Sources page 60 DANGER Risk of lethal electric shock e Only touch the cables of the PV generator on their insulation Do not connect strings with ground fau
41. ed voltages between the plus pole against ground potential PE and the minus pole against ground potential PE Example 100 V 100 V 100 V 100 V 100 V In this case the ground fault is between the second and third PV module M The ground fault check is finished Installation Guide SB20_25_30HF IEN10291 1 75 Foilure Seorch SMA Solar Technology AG 11 2 Checking the Functioning of the Varistors If the inverter displays the event number 74 then one of the varistors is probably defective Varistors are wear parts Their functional efficiency diminishes with age or following repeated responses as a result of overvoltages It is therefore possible that one of the thermally monitored varistors has lost its protective function Position of Varistors You can determine the position of the varistors using the illustration below The varistors are bent upon delivery Observe the following assignment of the terminals Terminal A outer terminal varistor T connection with loop crimp a Terminal B middle terminal s 2 I I E lt Terminal C outer terminal varistor IP B Eso Olssal lt connection without loop crimp ay ITX J gt C B A awe D IF You can check the functionality of the varistors in the following manner 1 Disconnect the inverter on the AC and DC sides as described in section 8
42. f the DC cables PV strings see section 6 3 Connection of the PV Generator DC page 45 Close unnecessary DC inputs wit the DC plug connectors and sealing plugs see section 6 3 4 Connecting the PV Generator DC page 49 Check whether all enclosure openings are closed Check whether the enclosure lid is firmly screwed in place Check for correct connection of the Quick Module Firmly connect the Electronic Solar Switch Check for correct design of the line circuit breaker Switch on the line circuit breaker If a multi function relay is connected switch on the multi function relay power supply applies to Italy only il Self test in accordance with ENEL directive for initial start up 52 The Italian standard prescribes that an inverter can only operate on the public grid after the disconnection times for overvoltage undervoltage minimum frequency and maximum frequency have been checked If you have configured the Enel GUIDA country data set start the self test as described in section 7 3 Self Test in accordance with ENEL Directive Ed 1 1 Applies to Italy only page 54 The test takes approx 3 minutes SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG Commissioning 13 Check whether the display and LEDs are indicating a normal operating state LED__ Color A Green Glowing operation operation Flashing waiting for sufficient irradiation B pea fale
43. figuration e g 600 V 700 V Installation Guide SB20_25_30HF IEN 102911 89 Technical Data SMA Solar Technology AG Climatic conditions in accordance with IEC 60721 3 4 Installation type C class 4K4H Extended temperature range Extended humidity range 25 C a ROD 0 100 79 5 kPa 106 kPa Extended air pressure range Transport type E class 2K3 Temperature range Protective Devices DC reverse polarity prevention All pole DC disconnection unit DC overvoltage protection Personal protection Riso gt 1 MQ AC short circuit protection All pole AC disconnection unit Maximum fuse protection Galvanic isolation General data Width x height x depth with Electronic Solar Switch Width x height x depth of packaging Operating temperature range level Maximum operating altitude above mean sea Transport weight Protection class 90 SB20_25_30HF IEN1029 1 1 25 Gig O E Short circuit diode Electronic Solar Switch DC plug system SUNCLIX Thermally monitored varistors Insulation monitoring Current control Automatic disconnection device SMA Grid Guard 3 25A available 348 mm x 580 mm x 145 mm 17 kg 450 mm x 600 mm x 400 mm 21 kg 25 Cia FOO G 3 000 m No data lt 1W HF transformer P65 OptiCool temperature controlled fan Installation Guide SMA Solar Technology AG Technical Data Features DC connection DC plug system SUNCLIX Display
44. for higher irradiation The supply at the DC input of the inverter is If this event recurs at medium not sufficient for stable operation The irradiation check the PV system reason for this could be snow covered design and correct the connection of PV modules the PV generator lt DC overvoltage gt Immediately disconnect the inverter from the PV generator as described in section 8 2 Disconnect the Inverter from Voltage Sources page 60 Otherwise the inverter may be destroyed lt Disconnect generator gt The DC input voltage connected to the inverter is too high Check the DC voltage of the strings for adherence to the maximum input voltage of the inverter before you re connect the inverter to the PV generator 70 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Messoges Event no Display message and cause Corrective measures lt Insulation resist gt Check the strings for ground faults as described in section 11 1 Checking the PV Generator for a Ground Fault page 74 lt Check generator gt The inverter has detected a ground fault in the PV generator However the inverter continues feeding into the grid The installer of the PV generator must remedy the ground faults before you re connect the affected string lt Ground fuse fault gt Check the ground fuse as described lt Check ground fuse gt in the in installation guide of the SMA plug i
45. he power supply line for strong shortterm frequency variations If possible check the grid frequency and observe how often major deviations occur If repeated frequency variations occur and as a result this error occurs ask the utility provider if it would agree to modify the operating parameter Discuss the proposed parameters with the SMA Serviceline SB20_25_30HF IEN10291 1 69 Messages SMA Solar Technology AG Event no Display message and cause Corrective measures lt Grid fault gt Check the grid connection for direct The internal inverter monitoring has current detected an impermissibly high proportion If this is a recurrent phenomenon of direct current in the grid current check with the utility provider whether it is possible to raise the limiting value of monitoring lt Frq not permitted gt If possible check the grid frequency The grid frequency has left the allowable and observe how often major range For safety reasons the inverter deviations occur disconnects itself from the grid If repeated frequency variations occur and as a result this error occurs ask the utility provider if it would agree to modify the operating parameter Discuss the proposed parameters with the SMA Serviceline lt Waiting for grid voltage gt Check fuse lt Grid failure gt Check AC installation lt Check fuse gt Check whether there is a general black out lt Unstable operation gt Wait
46. he terminal of the inverter is too high The inverter disconnects to assure compliance with the voltage quality of the grid lt Grid fault gt The inverter has left the grid parallel operation and for safety reasons interrupted feeding in lt Grid fault gt The grid frequency is not within the permissible range For safety reasons the inverter disconnects itself from the grid Installation Guide Messages Event no Display message and cause Corrective measures Check for tripping of the line circuit breaker Check the grid current and grid connection on the inverter If the grid voltage lies outside the acceptable range because of local grid conditions ask the utility provider if the voltage can be adjusted at the feed in point or if it would agree to changes in the values of the monitored operational limits If the grid voltage lies within the tolerance range yet this error is still being displayed contact the SMA Serviceline Check the grid voltage at the point of connection of the inverter If due to local grid conditions the grid voltage exceeds the configured limiting value ask the utility provider whether the voltage can be adjusted at the feed in point or whether it would agree to a modification of the limiting value for voltage quality monitoring If the grid voltage is continually within the acceptable range and this error is still displayed contact the SMA Serviceline Check t
47. ies page 92 You will find detailed descriptions of the functions in the respective manual Configuration of the Quick Module You can configure the Quick Module before you connect it to the inverter 5 1 Safety DANGER Risk of lethal electric shock If you have already connected the Quick Module to the inverter then you have to disconnect the inverter on the AC and DC sides before you accept the settings on the Quick Module Disconnect the inverter as described in section 8 Disconnect the Inverter from Voltage Sources page 60 22 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 2 Inner View of the Quick Module Description Rotary switch for setting the country standard switch A Rotary switch for setting the display language switch B Rotary switch for the configuration of Bluetooth communication switch C Slot for SD card E Jumper slot for setting the language to English E 5 3 Configuration of the inverter via the Quick Module The inverter can be configured for various countries This is carried out via the two rotary switches in the Quick Module switch A and switch B before commissioning or via the configuration of the CntrySet or Set country standard parameter via an external communication device with Bluetooth interface once you have commissioned the inverter Alternative configuration with RS485
48. is continually checked and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents The latest version is available online at www SMA de or from the usual sales channels Guarantee or liability claims for damages of any kind are excluded if they are caused by one or more of the following Damages during transportation Improper or inappropriate use of the product Operating the product in an unintended environment Operating the product whilst ignoring relevant statutory safety regulations in the deployment location Ignoring safety warnings and instructions contained in all documents relevant to the product Operating the product under incorrect safety or protection conditions Altering the product or supplied software without authority The product malfunctions due to operating attached or neighboring devices beyond statutory limit values In case of unforeseen calamity or force majeure The use of supplied software produced by SMA Solar Technology AG is subject to the following conditions SMA Solar Technology AG rejects any liability for direct or indirect damages arising from the use of software developed by SMA Solar Technology AG This also applies to the provision or non provision of support activities Supplied software not developed by SMA Solar Technology AG is subject to the respective licensing and liability agreements of the manufactu
49. ive measures lt Comm disturbed gt If this event occurs often A fault has occurred in the internal e Contact the SMA Serviceline see communication of the inverter However section 15 Contact page 93 the inverter continues feeding into the grid lt Self diagnosis gt Contact the SMA Serviceline see lt Input A defective gt section 15 Contact page 93 70 lt Sensor fault fan permanently on gt Contact the SMA Serviceline see section 15 Contact page 93 71 lt SD card defective gt Re format the SD card Re sove the files to the SD card lt Parameter file not found or defective gt Copy the parameter file into the card drive PARASET directory lt Param setting failed gt e Check the parameters for valid values Ensure change rights via SMA Grid Guard code lt Update file defect gt Reformat the SD card Re save the files to the SD card lt No update file found gt Copy the update file into the SD card drive UPDATE directory lt Update main CPU failed gt Contact the SMA Serviceline see iena dence tak section 15 Contact page 93 lt Update RS4851 module failed gt Re try update Internal device fault however the inverter If this fault occurs again contact the continues to feed in SMA Serviceline see lt Update BT failed gt section 15 Contact page 93 Internal device fault however the inverter continue
50. lar Technology AG 4 Mounting the Device 4 1 Safety DANGER Danger to life due to fire or explosion Despite careful construction electrical devices can cause fires e Do not mount the inverter on flammable construction materials e Do not mount the inverter in areas where highly flammable materials are stored e Do not mount the inverter in areas with a risk of explosion CAUTION Danger of burn injuries due to hot enclosure parts Mount the inverter in such a way that it cannot be touched inadvertently during operation CAUTION Risk of injury due to the heavy weight of the inverter Take the inverter s weight of approx 17 kg into account for mounting 4 2 Selecting the Mounting Location Consider the following points when selecting where to install The mounting method and location must be suitable for the inverter s weight and dimensions see section 13 Technical Data page 83 e Mount on a solid surface The mounting location must at all times be clear and have safe access without the use of additional aids such as scaffolding or lifting platforms Any possible service actions are otherwise limited 16 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Mounting the Device Vertical installation or tilted backward by max 30 The connection area must point downward Never mount the device with a forward tilt Never install the device with a sidew
51. ler sealing ring Thread the clamping nut E over the AC cable E Installation Guide SB20_25_30HF IEN10291 1 41 Electrical Connection SMA Solar Technology AG 10 11 12 13 14 42 Thread the threaded sleeve C over the AC cable Bend the AC line if needed for the connection The bend radius must be at least four times the cable diameter Shorten the cable Shorten phase L and neutral conductor N 4 mm to 5 mm The PE protective conductor must be longer than the connection wires of N and L Insert the grounding conductor PE green yellow in the screw terminal with the earth sign on the socket element and tighten the screw Insert the neutral conductor N blue in the screw terminal N on the socket element and tighten the screw Insert phase L brown or black into the screw terminal L on the socket element and tighten the screw Make sure the wires are securely connected Push the threaded sleeve C onto the socket element B until it audibly snaps into place SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Electrical Connection 15 Screw the clamping nut E tightly onto the threaded sleeve C The clamping nut serves to seal and relieve strain MM The AC connection socket has been screwed together 16 Ifthe AC connection socket is not immediately connected to the inverter close the AC socket on the inverter wi
52. lts to the inverter NOTICE Excessive voltages can destroy the measuring device Only use measuring devices with a DC input voltage range up to at least 1 000 V 2 Measure the voltages between the positive pole of the strings and the ground potential PE 3 Measure the voltages between the minus pole of the strings and the ground potential PE 4 Measure the voltages between the plus pole and the minus pole of each string 74 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Failure Search V If the voltages measured are stable and the total of the voltages from the plus pole against ground potential and the minus pole against ground potential of a string roughly corresponds to the voltage between the plus pole and minus pole then there is a ground fault XA M You have found a ground fault e The installer of the PV generator must remedy the ground fault in the affected string before you may reconnect the string to the inverter Do not reconnect the faulty string Re commission the inverter as described in section 7 Commissioning page 52 M You have found no ground fault It is likely that one of the thermally monitored varistors is defective Check the function of the varistors as described in section 11 2 Checking the Functioning of the Varistors page 76 The approximate position of the ground fault can be determined from the ratio of the measur
53. m x 600 mm x 400 mm 21 kg 25 Cia FOO GC 3 000 m No data lt 1W HF transformer P65 OptiCool temperature controlled fan SB20_25_30HF IEN10291 1 87 Technicol Doto SMA Solar Technology AG Features DC plug system SUNCLIX LC graphic display 15485 govancaly led Electronic Solar Switch with a nominal current of 35 A Maximum PV power Protection rating when plugged Protection rating when unplugged Maximum PV power 12 kw Protection rating when plugged IP65 Protection rating when unplugged IP65 Efficiency Sunny Boy 2500HF n 1 VW 550VDC V 400 VDC Vy 220 V DC Vve V 500 1000 1500 2000 2500 Pac W Max efficiency Nmax 96 3 European efficiency NEU 95 4 88 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG Technical Data 13 3 Sunny Boy 3000HF DC Input Maximum DC power at cos g 1 3 150 W Maximum DC voltage 700 V Nonber of MPP acters C L E Voltage ripple of input voltage The maximum open circuit voltage which can occur at a cell temperature of 10 C may not exceed the maximum input voltage AC Output Operating range at AC grid frequency 60 Hz 55 5 Hz 64 5 Hz Harmonic distortion of output current at AC THD lt 3 voltage lt 2 AC power gt 0 5 AC nominal power Power factor cos p at nominal AC power 3 Supply phases depending on country con
54. n Grounding Check the strings for ground faults as described in section 11 1 Checking the PV Generator for a Ground Fault page 74 lt DC overcurrent gt If this event occurs often The inverter has detected a ground voltage in the grounding path lt Check generator gt Check the layout and the wiring of An overcurrent condition occurs on the the PV generator DC side of the inverter and the inverter switches off lt Wait for DC start conditions gt Wait for higher irradiation lt Start cond not met gt f this event recurs at medium The input power or the voltage of the irradiation check the PV system PV modules is not sufficient for feeding into design and correct the connection of the PV generator Check polarity of grounding set Remove grounding set The polarity of the grounding set does not e Turn grounding set 180 and correspond to the polarity set at the reconnect with correct polarity lt Self diagnosis gt Ensure sufficient ventilation lt Overtemperature gt Check heat dissipation as described The inverter switches off due to too high 4 Becton dl Checking Heat temperature Dissipation page 63 lt Self diagnosis gt Contact the SMA Serviceline see 2 Ovuaload section 15 Contact page 93 Installation Guide SB20_25_30HF IEN10291 1 7 Messages SMA Solar Technology AG Event no Display message and cause Correct
55. n lock it to the wall mounting bracket with a padlock The lock must meet the following requirements RG Size A maximum 6 mm diameter B B 21 35 mm C 20 33 mm D 40 60 mm E 13 21 mm Stainless Hardened shackle h 2 MA e Secured lock cylinder Storage of the key Store the key carefully for possible service purposes Installation Guide SB20_25_30HF IEN 102911 21 The communication module Quick Module SMA Solar Technology AG 5 The communication module Quick Module The inverter is fitted with a communication module Quick Module as standard In the Quick Module there is a slot for an SD card and 3 rotary switches with the following functions e Rotary switches A and B are for setting the country of installation and the display language see section 5 3 Configuration of the inverter via the Quick Module page 23 Rotary switch C is for the allocation of the NetID for communication via Bluetooth see section 5 3 5 Communication via Bluetooth page 30 Quick Module with RS485 interface and multi function relay RS485 Quick Module You can purchase a Quick Module with an RS485 interface and a multi function relay RS485 Quick Module from SMA Solar Technology AG or your dealer see section 14 Accessor
56. n the inverter All work on the inverter must be carried out by qualified personnel only The appliance is notto be used by children or persons with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction Children should be supervised to ensure that they do not play with the appliance CAUTION Danger of burn injuries due to hot enclosure parts The enclosure can become hot during operation e Do not touch the inverter s enclosure during operation CAUTION N Possible damage to health as a result of the effects of radiation e Do not stay closer than 20 cm to the inverter for any length of time Grounding the PV generator Comply with the local requirements for grounding the modules and the PV generator SMA Solar Technology AG recommends connecting the generator frame and other electricity conducting surfaces such that there is continuous conduction and to connect them to the ground in order to reach maximum protection for property and persons Installation Guide SB20_25_30HF 1EN 102911 11 Safety SMA Solar Technology AG 2 3 Explanation of Symbols This section contains an explanation of all symbols found on the inverter and type label 2 3 1 Symbols on the Inverter ma Operation Display Indicates the operation condition of the inverter An error has occurred Read section 11 Failure Search page 74 to remedy the erro
57. nverter as described in section 8 Disconnect the Inverter from Voltage Sources page 60 Requirements for the PV modules of the connected strings Same type Same number Identical alignment Identical tilt The connecting cables from the PV modules must be fitted with plug connectors You will find the necessary DC plug connector for DC connection in the delivery The following limit values at the DC input of the inverter must not be exceeded Sunny Boy Maximum input voltage SB 2000HF30 700 Installation Guide SB20_25_30HF IEN 102911 45 Electrical Connection SMA Solar Technology AG 3 2 Assembling the DC Plug Connector In order to connect to the inverter all connection cables of the PV modules must be equipped with the DC plug connectors provided To assemble the DC plug connectors proceed as detailed below Ensure the plug connectors have the correct polarity The DC plug connectors have the symbols and Ok 2 Cable requirements e Use a PV1 F cable 2 mm Procedure 1 Insert stripped cable into the plug up to the limit 2 Press the clamping clip down until it audibly snaps into place 3 Ensure the cable is correctly in place M Ifthe conductors are visible in the hollow Proceed to step 4 cavity of the clamping clip the cable is in the correct position 46 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG Electrical Connection XA
58. oad disconnection unit A screw type fuse element is only used as cable protection When disconnecting under load using a screw type fuse element the inverter can be damaged Use only a load disconnection switch or a line circuit breaker as a load disconnecting unit 40 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG Electrical Connection 6 2 2 Connecting the Inverter to the Public Grid AC Overview of the AC Coupling Socket Description Protective cap for AC socket on inverter Socket element Threaded sleeve with sealing ring for cable diameters from 10 mm to 14 mm Sealing ring for cable diameters of mm to 10 mm Clamping nut Connecting the Inverter to the Public Grid AC Check the correct country setting of the inverter using the supplement provided against the factory settings If the inverter is not set to the desired country standard then adjust the country standard using the rotary switches in the Quick Module as described in section 5 3 4 Setting the Country Standard and Language using Rotary Switches page 29 Check the grid voltage and compare it with the permissible voltage range Vac see section 13 Technical Data page 83 Disconnect the line circuit breaker and secure against re connection If necessary exchange the sealing ring of the threaded sleeve with the sealing ring provided Pull the sealing ring out of the threaded sleeve Insert the smal
59. on Z Commissioning page 52 M The check and replacement of the varistors is completed Installation Guide SB20_25_30HF IEN 102911 79 Decommissioning SMA Solar Technology AG 12 Decommissioning 12 1 Dismantling the Inverter 1 Disconnect the inverter on the AC and DC sides as described in section 8 Disconnect the Inverter from Voltage Sources page 60 CAUTION Danger of burn injuries due to hot enclosure parts Wait 30 minutes before disassembling until the housing has cooled down 2 Loosen the connection screw between the enclosure and the wall or loosen the security lock 3 Remove the inverter from the wall mounting bracket M The inverter is dismantled 80 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Decommissioning 12 2 Replacing the Enclosure Lid In the event of a fault it can be that your inverter must be replaced In this case you receive a replacement device with a transport lid Prior to returning your inverter to SMA Solar Technology AG you must swap over the enclosure lid of your inverter with the corresponding transport lid 1 Dismantle the inverter as described in section 12 1 Dismantling the Inverter page 80 2 Loosen the screws of the enclosure lid 3 Remove the enclosu
60. r Bluetooth Wireless Technology Shows the status of Bluetooth Communication Electronic Solar Switch ESS DC load disconnection unit When the Electronic Solar Switch is plugged in the DC circuit is closed To interrupt the DC circuit and disconnect the inverter securely under load you have to first pull out the Electronic Solar Switch and then remove all DC plug connectors as described in section 8 Disconnect the Inverter from Voltage Sources page 60 Beware of dangerous electrical voltage The inverter operates at high voltages All work on the inverter must be carried out by qualified personnel only Beware of hot surface The inverter can become hot during operation Avoid contact during operation Observe all documentation that accompanies the inverter The inverter must not be disposed of together with the household waste For more information on disposal see section 12 5 Disposing of the Inverter page 82 12 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Safety Symbol GUTEZEICHEN E Solar zt Gala il Installation Guide CE mark The inverter complies with the requirements of the applicable EC guidelines The inverter has a transformer Direct Current DC Alternating Current AC Protection rating IP65 The inverter is protected against penetration by dust particles and water jets from any angle RAL qu
61. re lid 4 Remove the transport lid from the replacement device in the same manner Now mount the transport cover of the replacement device onto your inverter 1 Put on the transport cover 2 Tighten the screws V You can now send your inverter with transport cover to SMA Solar Technology AG 3 Fix the enclosure lid of your inverter onto the replacement device Mount see section 4 Mounting the Device page 16 and connect the replacement device as described in section 6 Electrical Connection page 38 Installation Guide SB20_25_30HF IEN10291 1 81 Decommissioning SMA Solar Technology AG 12 3 Packing the Inverter If possible always pack the inverter in its original packaging If it is no longer available you can also use an equivalent carton The carton must be completely closeable have a handle system and be made to support both the weight and size of the inverter 12 4 Storing the Inverter Store the inverter in a dry place where ambient temperatures are always between 25 C and 60 C 12 5 Disposing of the Inverter Dispose of the inverter at the end of its service life in accordance with the disposal regulations for electronic waste which apply at the installation location at that time Alternatively send it back to SMA Solar Technology AG with shipping paid by sender and labeled ZUR ENTSORGUNG FOR DISPOSAL see section Page 93 82 SB20_25_30HF IEN1029 1 1 Installation Guide S
62. required must be closed as follows Insert the sealing plugs provided into the DC plug connectors that are not required Do not insert the sealing plugs into the DC inputs on the inverter Insert the DC plug connectors with sealing plugs into the corresponding DC inputs on the inverter ae 6 Mount the Quick Module as described in section 5 4 Mounting the Quick Module page 32 50 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Electrical Connection 7 Connect the Electronic Solar Switch NOTICE IN Damage to Electronic Solar Switch IFit is not correctly connected the Electronic Solar Switch can be damaged Connect the handle firmly on to the socket of the Electronic Solar Switch e The holder must close flush with the enclosure M The PV generator is connected to the inverter You can now commission the inverter as described in section 7 Commissioning page 52 Installation Guide SB20_25_30HF IEN10291 1 51 Commissioning SMA Solar Technology AG 7 Commissioning 7 1 Commissioning the Inverter Check for firm positioning on the wall see section 4 Mounting the Device page 16 Check for correct country configuration see section 5 3 2 Checking the Country Standard page 25 Check for correct connection of the AC grid cable see section 6 2 Connection to the Public Grid AC page 39 Check for correct connection o
63. rer SMA Factory Warranty The current guarantee conditions come enclosed with your device These are also available online at www SMA de and can be downloaded or are available on paper from the usual sales channels if required Trademarks All trademarks are recognized even if these are not marked separately Missing designations do not mean that a product or brand is not a registered trademark The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG Inc and any use of such marks by SMA Solar Technology AG is under license SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E Mail info SMA de O 2004 to 2010 SMA Solar Technology AG All rights reserved Installation Guide SB20_25_30HF IEN 102911 95 SMA Solar Technology AG
64. result in property damage if not avoided Information Information provides tips that are valuable for the optimal installation and operation of your product M Thissymbol indicates the result of an action 8 SB20_25_30HF 1EN 102911 Installation Guide SMA Solar Technology AG Safety 2 Safety 2 1 Appropriate Usage The Sunny Boy is a PV inverter which converts the direct current of a PV generator into alternating current and feeds this into the public grid Principle of a PV plant with this Sunny Boy Sunny Boy PV Modules Distribution Power distribution grid The Sunny Boy must only be operated with PV generators modules and cabling of protection class Il Do not connect any sources of energy other than PV modules to the Sunny Boy When designing the PV system ensure that the values comply with the permitted operating range of all components at all times The free design program Sunny Design www SMA de en SunnyDesign will assist you The manufacturer of the PV modules must have approved the modules for use with this Sunny Boy device You must also ensure that all measures recommended by the module manufacturer for long term maintenance of the module properties are taken see also Technical Information Module Technology in the download area of www SMA de en Do not use the Sunny Boy for purposes other than those described here Alternative uses modifications to the Sunny Boy or the installation of components not
65. rming temperature symbol on the display illuminates this can be caused by the following The cooling fins on the rear side of the enclosure are clogged with dirt Clean the cooling fins when necessary with a soft brush The fan is clogged Clean the fan as described in the following 9 1 1 Cleaning the fan If the fan housing is only soiled with loose dust they can be cleaned using a vacuum cleaner f the fan housing is only soiled with loose dust they can be cleaned using a vacuum cleaner If you do not achieve satisfactory results with a vacuum cleaner you can dismantle the fan for cleaning If the enclosure and fan are very dirty proceed as follows 1 Disconnect the inverter as described in section 8 Disconnect the Inverter from Voltage Sources page 60 2 Unlock 1 and pull out 2 the fan socket A SAS Installation Guide SB20_25_30HF IEN 102911 63 Maintenance ond Cleoning SMA Solar Technology AG 3 Push both latches B of the socket which is fixed to the fan together and remove the socket from the opening 4 Optional Push the latch on the holder of the Electronic Solar Switch downwards 1 and at the same time remove the fan housing with fan 2 5 Push the latches on the sides of the fan housing C outwards 1 and push the fan out of the housing from the rear side 2 6 Remove the fan with socket from the fan housing 64 SB20_25_30HF 1EN 102911 Installation G
66. s to feed in lt Upd display failed gt Internal device fault however the inverter continues to feed in lt Update language table failed gt Internal device fault however the inverter continues to feed in 72 lt Data stor not poss gt If this fault occurs often contact the Internal device fault however the inverter SMA Serviceline see Bande tasd ik section 15 Contact page 93 72 SB20_25_30HF IEN1029 1 1 Installation Guide SMA Solar Technology AG Messoges Event no Display message and cause Corrective measures lt Varistor defective gt Check the varistors as described in section 11 2 Checking the Functioning of the Varistors page 76 lt Fan fault gt Check heat dissipation as described 2Claanitan in section 9 1 Checking Heat Dissipation page 63 lt Derating occurred gt If this event occurs often The delivered power of the inverter was Ensure sufficient ventilation reduced below nominal power due to a Check heat dissipotion as described too high temperature for more than in section 9 1 Checking Heat 10 minutes Dissipation page 63 lt Comm disturbed gt If this event occurs often A fault has occurred in the internal Contact the SMA Serviceline see communication of the inverter However section 15 Contact page 93 the inverter continues feeding into the grid lt Inst code invalid gt Avalid SMA Grid Guard cod
67. section 13 Technical Data page 83 Detailed information and examples for the rating of a line circuit breaker can be found in the Technical Information Line Circuit Breaker in the SMA Solar Technology AG download area at www SMA de en DANGER Danger to life due to fire When more than one inverter is connected to the same line circuit breaker the protective function of the line circuit breaker is no longer guaranteed It can result in a cable fire or the destruction of the inverter Never connect several inverters to the same line circuit breaker Comply with the maximum permissible fuse protection of the inverter when selecting the line circuit breaker DANGER Danger to life due to fire When a generator inverter and a consumer are connected to the same line circuit breaker the protective function of the line circuit breaker is no longer guaranteed The current from the inverter and the grid can accumulate to overcurrent which is not detected by the line circuit breaker e Never connect consumers between the inverter and the line circuit breaker without protection Always protect consumers separately NOTICE Damage to the inverter by using screw type fuse elements as a load disconnection unit A screw type fuse element e g D system Diazed or DO system Neozed is not a load disconnection unit and thus must not be used as a l
68. th the protective cap provided 17 Insert the AC connection socket into the AC socket on the inverter audibly snaps into place Remove the protective cap beforehand as required M The AC cable is now connected to the inverter DANGER Danger to life due to high voltages in the inverter Do not switch on the line circuit breaker until the PV generator has been connected and the inverter is securely closed Installation Guide SB20_25_30HF IEN10291 1 43 Electrical Connection SMA Solar Technology AG 6 2 3 Connecting Additional Grounding If a second protective conductor connection additional grounding or a potential equalization is required in the country of installation you can also ground the inverter on the enclosure see illustration 44 SB20_25_30HF IEN102911 Installation Guide SMA Solar Technology AG Electrical Connection 6 3 Connection of the PV Generator DC 6 3 1 Conditions for the DC Connection Use of Adaptors Adaptors branch connectors must not be visible or freely accessible in the immediate surroundings of the inverter e The DC current flow must not be interrupted via adaptors Observe the procedure for disconnecting the i
69. to the required position using a screwdriver The width of the screwdriver should be 2 5 mm P Acceptance of settings The Bluetooth settings will first be accepted upon commissioning 30 SB20_25_30HF IEN10291 1 Installation Guide SMA Solar Technology AG The communication module Quick Module 5 3 6 Closing the Quick Module 1 Close the lid of the Quick Module and flip the flap down again until it locks into place MI You can now connect the Quick Module to the inverter as described in the following section Installation Guide SB20_25_30HF 1EN 102911 31 The communication module Quick Module SMA Solar Technology AG 5 4 Mounting the Quick Module NOTICE Damage to the Quick Module due to improper installation in the inverter The Quick Module could be damaged when incorrectly installed in the inverter Check the Quick Module for visible external damage before installation Carefully install the Quick Module as described in the following section 1 Disconnect the inverter on the AC and DC sides as described in section 8 Disconnect the Inverter from Voltage Sources page 60 2 Put the Quick Module into the designated holes on the bracket 3 Push the Quick Module upwards in the guide slot until it clicks into place 4 Check that the Quick Module is correctly seated The loops of the Quick Module and the bracket must be positioned flush on top of each other M
70. uide SMA Solar Technology AG Maintenance and Cleaning 7 Clean the fan with a soft brush a paint brush or a damp cloth NOTICE Damage to the fan through the use of pressurized air Do not use pressurized air to clean the fan This can damage the fan 8 Clean the fan housing with a soft brush a paint brush a cloth or pressurized air After cleaning reassemble everything in reverse order 10 Visual inspection The side of the fan with the arrows must be inserted into the fan housing first during reassembly 1 The arrows on the fan must point to the left and upwards The socket must again be inserted in the opening from above 2 The arrow on the fan housing and the fins must be showing upwards during fitting to the Electronic Solar Switch M The fan has been cleaned 11 Re commission the inverter as described in section 7 Commissioning page 52 Checking the functionality of the fan You can check the functionality of the fan via a communications component as described in the following section9 1 2 Checking the Fans page 66 Installation Guide SB20_25_30HF IEN10291 1 65 Maintenance ond Cleoning SMA Solar Technology AG 9 1 2 Checking the Fans Checking the Fan To test the fan you will need a special data logging device e g Sunny WebBox or a PC 66 with appropriate software e g Sunny Explorer in order to change the parameters of the inverter You will
71. vices with a DC input voltage range up to at least 1 000 V 1 Disconnect the line circuit breaker and secure against re connection 2 Check the connection cables of the PV modules for correct polarity and that the maximum input voltage of the inverter is not exceeded At an ambient temperature above 10 C the open circuit voltage of the PV modules must not be more than 90 of the maximum inverter input voltage Otherwise check the system design and the PV module connection If this is not done the maximum inverter input voltage can be exceeded at low ambient temperatures NOTICE Destruction of the inverter due to overvoltage If the voltage of the PV modules exceeds the maximum input voltage of the inverter it can be destroyed by the overvoltage All warranty claims become void Do not connect strings with an open circuit voltage greater than the maximum input voltage of the inverter Check the system design 3 Check the strings for ground faults as described in section 11 1 Checking the PV Generator for a Ground Fault page 74 Installation Guide SB20_25_30HF IEN10291 1 49 Electrical Connection SMA Solar Technology AG 4 Check the DC plug connector for correct polarity and connect it To release the plug connectors see section 8 2 Disconnect the Inverter from Voltage Sources page 60 5 To create the seal on the inverter all DC inputs that are not

SUNNY BOY 2000HF / 2500HF / 3000HF

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