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1. i NOTICE N Electrostatic discharge can damage the inverter The internal components of the inverter can be irreparably damaged by electrostatic discharge Earth yourself before touching any components Installation Manual SB25 30TLST 2 1 IA en 12 55 Opening and Closing SMA Solar Technology AG 8 2 Disconnecting the Inverter from Voltage Sources 1 Disconnect the miniature circuitbreaker and secure against reconnection 2 1 multi function relay is connected disconnect its supply voltage and ensure that it cannot be reconnected 3 If an external DC switch disconnector is in use disconnect it 4 If an ESS is in use disconnect it 5 Loosen all six captive screws and remove the lower enclosure lid Use an Allen key AF 3 to do this 6 Use a current clamp to make sure no current is present in the DC cables If current is present check the installation 56 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Opening and Closing 7 Release and disconnect all DC connectors To do this insert a flatblade screwdriver blade width 3 5 mm into one of the side slots and pull the DC connectors straight out Do NOT PULL ON THE CABLE Wait until the LEDs display and fault indicator have gone out 9 Verify the absence of voltage between to N at the AC terminal using a suitable multimeter The maximum diameter of the t
2. Designation Explanation A Power Displays the current power B Day Displays the amount of energy fed in so far today Total Total amount of energy fed in until now D Active functions The symbols indicate which communication or power regulation functions are enabled E Phase assignment Shows assignment of the inverter to a phase It is also used to indicate external power limitation F Electricity grid event number Event number of a disturbance in the electricity grid G Output voltage The display alternately shows the output voltage and output current the output current of the inverter H Inverter event number Event number of a device disturbance Input voltage input current The display alternately shows the input voltage and the input current of the inverter K PV array event number Event number of a disturbance in the PV array L Text line The text line shows event messages or instructions M Power and yield curve The diagram shows the changes in power over the last 16 feed in hours or the energy yields over the last 16 days Tap the display once to switch between views 18 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Symbols on the Display Product Description Symbol gt 2 Description Tap symbol Explanation You can operate the display by tapping it Tapping once the backlight switches on or the display scrolls to the next display message e Tapping twice th
3. V An earth fault is present if the measured voltages are stable and the sum of the voltages of the positive pole against earth potential and the negative pole against earth potential of a string is approximately equal to the voltage between the positive and negative poles Installation Manual SB25 30TLST 2 1 lA en 12 75 Troubleshooting SMA Solar Technology AG Result Measure M You have detected an earth fault installer of the PV array must remedy the earth fault in the affected string before you reconnect the string to the inverter You can determine the location of the earth fault using the illustration below Do not reconnect the faulty string e Recommission the inverter see Section 7 1 Commissioning the Inverter page 51 M You have not detected an earth One of the thermally monitored varistors is probably fault defective Check the function of the varistors see Section 11 6 Checking the Function of the Varistors page 77 Location of the earth fault The approximate position of the earth fault can be determined from the ratio of the measured voltages between the positive pole against earth potential PE and the negative pole against earth potential PE Example V 200V 300 Y AAA eee ao a 100 V 100 V ni 100 V 100 Y 100 V In this case the earth fault is between the second and third PV module V The earth fault check is now
4. 59 2 English no England 6 0 EN50438 German yes various EU countries 6 1 EN50438 English yes various EU countries 6 2 EN50438 French yes various EU countries 6 3 EN50438 Italian yes various EU countries 46 SB25 30TLST 2 1 lA en 12 Installation Manua SMA Solar Technology AG Electrical Connection B Country data set Display language Grid Guard Country protection 6 4 EN50438 Spanish yes various EU countries 6 5 EN50438 Greek yes various EU countries 6 6 EN50438 Czech yes various EU countries 6 7 EN50438 Portuguese yes various EU countries 6 8 EN50438 Bulgarian yes various EU countries 6 9 EN50438 Polish yes various EU countries 7 0 EN50438 CZ Czech yes Czech Republic 7 l EN50438 CZ English yes Czech Republic 7 2 50438 2 German yes Czech Republic 7 4 PPDS Czech yes Czech Republic 7 5 PPDS English yes Czech Republic 7 6 PPDS German yes Czech Republic 7 8 C10 11 French yes Belgium 7 9 10 11 English yes Belgium 7 C10 11 German yes Belgium C O Customer English no flexible C l Customer German no flexible C 2 Customer French no flexible 3 Customer Spanish no flexible C 4 Customer Italian no flexible C 5 Customer Greek no flexible C 6 Customer Czech no flexible D 0 OfFGrid 60 English
5. ESS sticker e Q9 When the ESS is plugged in the DC electric circuit remains closed e To interrupt the DC electric circuit you first need to perform steps 1 and 2 e Hi Remove the ESS e El Remove all DC connectors When plugged in the ESS forms a conductive path between the PV array and the inverter Removing the ESS interrupts the electric circuit and allows you to safely disconnect the DC connectors from the inverter 20 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Product Description 4 6 Bluetooth The inverter is equipped with a Bluetooth interface as standard and can consequently communicate with other Bluetooth devices for information on supported SMA products see www SMA Solar com If you wish to communicate via Bluetooth you can protect the inverter with one plant password for the user and one plant password for the installer All inverters are delivered with a default plant password for the user 0000 and a default plant password for the installer 1111 To protect the plant from unauthorised access you must change the plant passwords using a communication product for information on changing the plant password refer to the manual of the communication product If you do not wish to communicate via Bluetooth deactivate the Bluetooth communication see Section 6 6 2 Setting the Bluetooth NetID page 50 4 7 Slot for Communication Interface The inve
6. Installation Manual Mounting SMA Solar Technology AG 3 Attach the wall mounting bracket using appropriate screws diameter min 6 mm and washers outer diameter min 18 mm 4 Transport the inverter using the recessed grips on the sides 5 Hook the inverter into the mounting bracket from above 6 Check both sides of the inverter to make sure it is correctly in place 26 SB25 30TLST 2 1 1A en 12 Installation Manual SMA Solar Technology AG Optional Anti Theft Protection Mounting To protect the inverter from theft you can lock it to the wall mounting bracket using a padlock The padlock must meet the following requirements A 6 8 mm diameter 23 mm 23 mm 399 mm 13 mm D E protected lock cylinder Size stainless hardened shackle Outdoor installation 29 mm 28 mm 50 mm 18 mm P m A D E v e 1 Always use a lock suitable for outdoor applications Check regularly that the padlock is Thread the padlock shackle from the centre of the device outwards through the metal clip on the wall mounting bracket and the slot on the inverter and working properly close the padlock i d Installation Storage of the key Keep the key in a safe place in case it is needed for service purposes Manual SB25 30TLST 2 1 lA en 12 27 Electrical Connection SMA Solar Technology AG 6 Electrical Conne
7. PV Inverter SUNNY BOY 2500TL Single Tracker SUNNY BOY 3000TL Single Tracker Installation Manual SB25 30TLST 21 lA en 12 IMEN SBTLST 21 Version 1 2 SMA Solar Technology AG Table of Contents Table of Contents 1 1 1 1 2 1 3 1 4 2 2 1 2 2 2 3 3 4 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 5 5 1 5 2 Information on this 7 Ae et tye Ga cee 7 Target Group 9 ess ue v e gc Nene at 7 Additional Information scura i aaaea aaraa 7 Symbols Used nenas io EEN 8 Safety o Ie a Dc e s 10 Intended Use crac airis daa 10 Qualification of Skilled Persons 11 Safety Precautions EE toned due edad dad 11 Scope of Delivery coronaria ici er em 13 Product 14 SUNNY BOY ss vue ure eth ya ae ie 14 Symbols on the Maka bata nts ea oe Rute 15 A A 16 A Tete 18 Electronic Solar EE EES 20 A A 21 Slot for Communication Interface 21 Slot for Multi Function Interface 22 Operating Parameters rusia rara pet OR RR 22 Gid Management osse O eal sta a aaa ted 22 O A 22 MOUNTING psi 23 E ee Be Es 23 Selecting the Mounting 2d Installation Manual SB25 30TLST 2 1 IA en 12 3 Table of Contents SMA Solar Technology AG 5
8. page 45 Enter the SMA Grid Guard code Ensure sufficient DC voltage is available green LED is glowing or flashing 11 4 DC Current after AC side Disconnection In spite of the AC side having been disconnected a current is still detectable in the DC cables with a current clamp This is not an error but normal behaviour of the inverter when in operation Always disconnect the inverter on the AC and DC sides see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 74 5 25 30 57 214 12 Installation Manual SMA Solar Technology AG Troubleshooting 11 5 Checking the PV Array for Earth Faults If the red LED is glowing and the inverter displays event number 3501 3601 or 3701 then there is probably an earth fault in the PV array Check the strings for earth faults as described below 1 Disconnect the inverter and open it see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 Notice o Excessive voltages can destroy the multimeter e Only use multimeters with a DC input voltage range up to at least 1 000 V 2 Measure the voltages between the positive pole of sp each string and the earth potential PE Sal AN QD m 3 Measure the voltages between the negative pole of each string and the earth potential PE 4 Measure the voltages between the positive and negative poles of each string
9. Installation Manual SB25 30TLST 2 1 lA en 12 83 Technical Data SMA Solar Technology AG 13 Technical Data 13 1 DC AC 13 1 1 Sunny Boy 2500TL Single Tracker DC Input Maximum DC power at cos 1 2 650W Maximum input voltage 750V MPP voltage range 180 V 500 V Rated input voltage 400 V Minimum input voltage 125V Initial input voltage 150 V Maximum input current 15A Maximum input current per string 15A Number of independent MPP inputs 1 Strings per MPP input 2 The maximum open circuit voltage that can occur at 10 C cell temperature must not exceed the maximum input voltage 84 5 25 30 57 214 12 Installation Manual SMA Solar Technology AG Technical Data AC Output Rated power at 230 V 50 Hz 2 500 W Maximum apparent AC power 2 500 VA Rated grid voltage 230 V AC nominal voltage 220V 230V 240V AC voltage range 180 V 280V Nominal AC current at 220 V 114A Nominal AC current at 230 V 10 9A Nominal AC current at 240 V 10 4 A Maximum output current 12 4 A Total harmonic factor of output current at lt 4 AC total harmonic factor lt 2 AC power gt 0 5 nominal AC power Rated mains frequency 50 Hz mains frequency 50 Hz 60 Hz Operating range at AC mains frequency 50 Hz 45 Hz 55 Hz Operating range at AC mains frequency 60 Hz 55 Hz 65 Hz Displacement power factor adjustable O8 0 B
10. voltage Corrective measures Grid failure Check the fuse and replace it if necessary Check fuse e Check AC installation Check whether there is a general power failure 901 PE conn missing The PE connection is missing Half of the mains voltage may be Check connection Present on an unearthed enclosure The inverter will not connect to the electricity grid Corrective measures e Check AC installation Connect the PE cable to the AC terminal see Section 6 3 2 Connecting the Inverter to the Electricity Mains page 32 1001 L N swapped L and N have been connected the wrong way round The Check connection inverter will not connect to the electricity grid Corrective measures e Correct the connection see Section 6 3 2 Connecting the Inverter to the Electricity Mains AC page 32 1101 Installation fault second phase is connected to N Check connection Corrective measures e Correct the connection see Section 6 3 2 Connecting the Inverter to the Electricity Mains AC page 32 3301 Unstable operation There is not enough power at the DC input of the inverter for 3303 stable operation This may be caused by snow on the PV modules or insufficient sunlight The inverter interrupts feed in operation Corrective measures e Wait until irradiation is higher Ifthis event recurs at medium irradiation check the PV plant design and make sure the PV array is wired properly 68 SB25 30TLST 2 1 l
11. 4K4H Extended temperature range 25 60 C Extended humidity range 0 100 Extended air pressure range 79 5 kPa 106 kPa As per IEC 60721 3 2 transport type E Class 2K3 Temperature range 25 C 70 C 88 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG 13 6 Features Technical Data DC connection SUNCLIX DC connector AC connection spring clamp terminal Display LC graphic display Bluetooth as standard RS485 galvanically isolated optional Multifunction relay optional Electronic Solar Switch optional 13 7 Electronic Solar Switch Electrical endurance in the event of short circuit at nominal current 35 A at least 50 switching processes Maximum switching current 35A Maximum switching voltage 800 V Maximum PV power 12kw Degree of protection when plugged in IP65 Degree of protection when unplugged 1P21 13 8 Torques Upper enclosure lid screws 6 0 Nm Lower enclosure lid screws 2 0 Nm Additional earth terminal 6 0 Nm SUNCLIX swivel nut 2 0 Nm RS485 interface fastening screw 1 5 Nm Multifunction relay fastening screw 1 5 Nm 13 9 Earthing Systems TN C suitable TN S suitable TN C S suitable TT if Vn pg 15 V suitable 13 10 Data Storage Capacity Daily energy yield performance 63 days Daily yields 30 years Event mess
12. complete 76 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Troubleshooting 11 6 Checking the Function of the Varistors If the inverter displays the event number 7401 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 i NOTICE N Destruction of the inverter due to overvoltage a If varistors are missing or defective the inverter is no longer protected against overvoltages n PV plants with a high risk of overvoltages never operate the inverter without varistors Replacement varistors should be fitted as soon as possible Check the varistors as described below 1 Disconnect the inverter and open it see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 DANGER Danger to life due to high voltages in the inverter The capacitors in the inverter may be charged with very high voltages Wait five minutes before opening the upper enclosure lid in order to allow time for the capacitors to discharge 2 Undo the screws of the upper enclosure lid Use an Allen key AF 4 to do this Installation Manual B25 30TLST 21 lA en 12 77 Troubleshooting SMA Solar Technology AG 3 Pull the upper enclosur
13. down before disassembling 3 If necessary remove the padlock 4 Remove the inverter by lifting it upwards off the wall mounting bracket 12 2 Replacing the Enclosure Lid In the event of a fault your inverter may need to be replaced If this is the case you will receive a replacement device fitted with an upper and lower transport lid Prior to returning your inverter to SMA Solar Technology AG you must replace the upper and lower enclosure lids of your inverter with the corresponding transport lids 1 Disassemble the inverter see Section 12 1 Dismantling the Inverter page 81 DANGER Danger to life due to high voltages in the inverter The capacitors in the inverter may be charged with very high voltages Wait five minutes before opening the enclosure cover in order to allow time for the capacitors to discharge 2 Undo the screws of the upper enclosure lid Use an Allen key AF 4 to do this Installation Manual SB25 30TLST 2 1 IA en 12 81 Decommissioning SMA Solar Technology AG 3 Pull the upper enclosure lid forwards to remove it 4 Remove the two transport lids from the replacement device in the same manner 5 Close and earth the replacement device Place one conical spring washer over each screw The grooved side of the conical spring washer must face the screw head Attach the upper enclosure lid to the enclosure and tighten the centre lower screw halfway Us
14. grid impedance at the termination point of the inverter is too high The inverter disconnects to assure compliance with the power quality of the electricity grid Corrective measures Check the mains voltage at the termination point of the inverter If due to local grid conditions the mains voltage exceeds the configured threshold ask the network operator whether the voltage can be adjusted at the feed in point or whether it would be acceptable to modify the threshold for power quality monitoring If the mains voltage is permanently within the tolerance range and this error is still displayed contact the SMA Service Line 66 SB25 30TLST 2 1 lA en 12 Installation Manua SMA Solar Technology AG Troubleshooting Event no 401 404 Message Grid fault Cause and corrective measures The inverter is no longer in grid parallel operation and has stopped feed in for safety reasons Corrective measures Check the grid connection for strong short term frequency variations If there are frequent fluctuations and this error occurs as a result ask your network operator if it would be acceptable to change the operating parameters Discuss the proposed parameters with the SMA Service Line 501 Grid fault The mains frequency is not within the permissible range The inverter disconnects itself from the electricity grid for safety reasons Corrective measures If possible check the
15. modules exceeds the maximum input voltage of the inverter it could be destroyed by the overvoltage This will void all warranty claims Donot connect any strings to the inverter which have an open circuit voltage greater than the maximum input voltage of the inverter Check the plant design 2 Check strings for earth faults see Section 11 5 Checking the PV Array for Earth Faults page 75 DANGER Danger to life due to electric shock Do not connect any strings in which earth faults are present Before connecting the DC cable rectify the earth fault in the respective string Installation Manual SB25 30TLST 2 1 IA en 12 39 Electrical Connection SMA Solar Technology AG 4 40 Check the DC connectors for correct polarity and connect them Wl The DC connectors click audibly into place For details on how to release the DC connectors see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 If you do not need all DC inputs on the inverter seal the enclosure with DC connectors and sealing plugs Sealing plugs Do not insert the sealing plugs directly into the DC inputs on the inverter For unused DC connectors push down the clamping bracket and push the swivel nut up to the thread Insert the sealing plug into the DC connector Tighten the swivel nut torque 2 Nm SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Te
16. no flexible D l OffGrid 60 German no flexible D 2 OffGrid 60 French no flexible D 3 OfFGrid 60 Spanish no flexible 4 OffGrid 60 Italian no flexible 5 OftGrid 60 Greek no flexible D 6 OffGrid 60 Czech no flexible E 0 OfFGrid 50 English no flexible E l OffGrid 50 German no flexible Installation Manual B25 30TLST 21 lA en 12 47 Electrical Connection SMA Solar Technology AG A B Country data set Display language Grid Guard Country protection E 2 OffGrid 50 French no flexible E 3 Off Grid 50 Spanish no flexible E 4 OffGrid 50 Italian no flexible E 5 Of Grid50 Greek no flexible E 6 OffGrid 50 Czech no flexible a Setting in accordance with VDE AR N 4105 for PV plants lt 3 68 kVA Germany Setting in accordance with VDE AR N 4105 for PV plants gt 3 68 kVA and 13 8 kVA Germany c Setting in accordance with VDE AR N 4105 for PV plants gt 13 8 kVA Germany d Special setting for France Bluetooth transmission power reduced in accordance with French requirements e Setting in accordance with CEl 0 21 for PV plants lt 6 kW Italy f Setting in accordance with CEI 0 21 for plants with external grid and plant protection gt 6 kW Italy i Planned IF the inverter is not set to the country of installation there ar
17. plant design and the correct circuitry of the PV array 6001 Self diagnosis Internal device fault The inverter interrupts feed in operation 6438 Interference device Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 6501 Self diagnosis The inverter interrupts feed in operation due to interior 6502 Overtemperature overheating Corrective measures Ensure sufficient ventilation e Check the heat dissipation see Section 9 2 Checking Heat Dissipation page 6 1 6603 Self diagnosis The inverter has detected an internal overload and interrupts 6604 Overload feed in operation Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 70 SB25 30TLST 2 IHA en 12 Installation Manual SMA Solar Technology AG Troubleshooting Event Message Cause and corrective measures 6701 Comm disturbed A fault has occurred in the internal communication of the 6702 inverter The inverter continues feeding into the electricity grid Corrective measures If this event occurs frequently Contact the SMA Service Line see Section 15 Contact page 91 6801 Self diagnosis Inverter input A is defective 6802 Input A defective Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 6901 Self diagnosis Inverter input B is defective 6902 Input B defective Corrective
18. six captive screws and remove the lower enclosure lid Use an Allen key AF 3 to do this Check that the country setting of the inverter is correct using the supplementary sheet with the default settings provided If the inverter is not set to the desired country standard then adjust the country standard see Section 6 5 2 Setting the Country Standard and Language using the Rotary Switches page 48 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Electrical Connection 7 For ease of connection loosen the display screw until the display can be flipped up 8 Flip the display up until it clicks into place 9 Undo the swivel nut of the AC cable gland and remove the filler plug from the cable gland Seal in the AC cable gland Iwert There is a two part seal in the cable gland Remove the internal ring insert if necessary e g to introduce a thicker cable The following guideline values apply mie e Cable diameter with seal and insert 12 mm 16 mm Cable diameter with seal only and without insert 15 mm 21 mm 10 Pull the cable through 11 Raise all 3 terminals of the AC terminal as far as they will go NOTICE o Risk of fire when connecting two conductors to a single terminal If two conductors are connected to one terminal this may result in a poor electrical contact which could pose a risk of overhe
19. the country of installation you can use the earth terminal on the enclosure to connect a second protective conductor or as equipotential bonding 1 Undo screw A half way Use an Allen key AF 4 to do this 2 Insert the stripped earthing cable D under the clamping bracket C maximum conductor cross section 10 mm 3 Fasten terminal C Place the conical spring washer over the screw The grooved side of the conical spring washer must face towards the screw head Tighten the screw torque 6 Use an Allen key AF 4 to do this The teeth of the conical spring washer press into the clamping bracket The earthing cable now has conductive connection to the enclosure 6 4 Connecting the PV Array DC 6 4 1 Conditions for DC Connection S Use of Y adaptors 1 Y adaptors must not be visible or freely accessible within close proximity of the inverter The DC circuit must not be interrupted by Y adaptors Observe the procedure for disconnecting the inverter see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 Requirements for the PV modules of the connected strings same type same number of in series connected PV modules identical alignment identical tilt e connection cables of the PV modules must be equipped with connectors The DC connectors for the DC connection are included in the delivery Atthe DC input of the inverter the following limits must not
20. the required positions with a screwdriver see table in Section 6 5 1 Checking the Country Standard page 45 Use a screwdriver with blade width 2 5 mm e Temporarily setting the display language 1 to English In addition it is possible to use a switch to set the display language to English temporarily e g for service purposes This will have no effect on the inverter parameter settings Push the left switch 1 up until it locks into place Use an object with a small tip e g a ballpoint pen to do this e reset the display language to the original language push the left switch 1 back down until it locks into place 3 Close the inverter see Section 8 3 Closing the Inverter page 59 6 6 Communication 6 6 1 Interface for RS485 Communication If you have ordered an inverter with an interface for wireline communication the inverter will be delivered with the interface ready installed You can also subsequently order an interface for wireline communication see Section 14 Accessories page 90 You will find a detailed illustration of the wiring principle and instructions for conversion in the communication interface retrofit kit Installation Manual SB25 30TLST 2 1 lA en 12 49 SMA Solar Technology AG Electrical Connection 6 6 2 Setting the Bluetooth NetlD Communication with a communication product via Bluetooth is activated by default Networking with other inverters via Bluetooth is deactivated
21. to this document and all safety precautions 2 3 Safety Precautions DANGER Danger to life due to high voltages in the inverter High voltages which may cause electric shocks are present in the conductive parts of the inverter Prior to performing any work on the inverter disconnect the inverter on the AC and DC sides see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 DANGER Risk of burns due to electric arc To prevent arcing when disconnecting cables in the PV array the ESS and DC connectors must be removed from the inverter or the external DC switch disconnector must be switched off and the DC connectors must be removed from the inverter before performing any work on the PV array e Before starting work on the PV array always disconnect the inverter on the AC and DC sides see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 Attach the enclosed warning label Risk of burns from electric arc so that it is clearly visible on the external AC disconnection device Installation Manual SB25 30TLST 2 1 IA en 12 11 Safety SMA Solar Technology AG WARNING Risk of electric shock if DC connectors are pulled out under load If you disconnect the DC connectors from the inverter under load an electric arc may occur causing electric shock and burns If the inverter is not equipped with an Electronic Solar Switch and the regulations in the coun
22. 1 lA en 12 Installation Manual SMA Solar Technology AG Abbreviations Information on this Document Abbreviation Designation Explanation AC Alternating Current AF Width Across Flats The distance between two parallel flat surfaces flats of a screw head DC Direct Current EC European Community LED Light Emitting Diode MPP Maximum Power Point MSL Mean Sea Level NetID Network Identification Identification number for SMA Bluetooth network PE Protective Earth Protective conductor PV Photovoltaics VDE Verband der Elektrotechnik Association for Electrical Electronic and Elektronik Informationstechnik e V Information Technologies Installation Manual SB25 30TLST 2 1 lA en 12 9 Safety SMA Solar Technology AG 2 Safety 2 1 Intended Use The Sunny Boy is a PV inverter which converts the direct current of the PV array to grid compliant alternating current and feeds it into the electricity grid Principle of a PV plant with this Sunny Boy PV modules Sunny Boy Electricity Distribution grid E27 Gy EY E The Sunny Boy is suitable for indoor and outdoor use The Sunny Boy may only be operated with PV arrays PV modules and cabling of protection class Il The PV modules must be suitable for use with the Sunny Boy and must have been released by the module manufacturer It is only permissible to use PV modules with large capacities to ea
23. 3 6 6 1 6 2 6 3 6 3 1 6 3 2 6 3 3 6 4 6 4 1 6 4 2 6 4 3 6 4 4 6 5 6 5 1 6 5 2 6 6 6 6 1 6 6 2 6 6 3 7 1 7 2 7 3 7 3 1 7 3 2 7 3 3 7 4 Mounting the Inverter ias ds cn ho oc 25 Electrical Connection 28 Safe coos Reale cht Ahad LASER 28 Overview of the Connection Area 28 Connection to the Electricity Mains AC 29 Conditions for the AC Connection 29 Connecting the Inverter to the Electricity Mains AC 32 Additional Earthing of the 35 Connecting the PV Array DC aa diia 35 Conditions for DC Connection 35 Assembling the DC Connectors lll eese 36 Disassembling the DC 38 Connecting the PV Array DC 0 eee eee 39 Setting the Country Standard and Display Language 43 Checking the Country Standard nouenn nananana rreraren 45 Setting the Country Standard and Language using the Rotary Witches cocina eR e e edges 48 Communications a wes 49 Interface for RS485 49 Setting the Bluetooth NetID 0 50 Multi Function Relay vasas e e aaaea eee eee 50 Commissioning da 51 Commissioning the Inverter 51 Display Me
24. A Solar Technology AG 6 4 3 Disassembling the DC Connector 1 Unscrew the swivel nut 2 release the DC connector Insert a 3 5 mm screwdriver into the snap slot on the side and lever it open e O 3 Carefully the DC connector apart 4 Release the clamping bracket do so insert a 3 5 mm screwdriver into the clamping bracket and lever it open 5 Remove the cable LIA 38 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Electrical Connection 6 4 4 Connecting the PV Array DC DANGER Danger to life due to high voltages in the inverter Before connecting the PV array make sure that the miniature circuit breaker is disconnected and cannot be reconnected i NOTICE o Excessive voltages can destroy the multimeter n e Only use multimeters with a DC input voltage range up to at least 1 000 V 1 Check the connection cable of the PV modules for correct polarity and make sure 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 If this is not the case review the plant design and the PV module circuitry At lower ambient temperatures the maximum input voltage of the inverter could otherwise be exceeded i NOTICE 9 Destruction of the inverter due to overvoltage If the voltage of the PV
25. A en 12 Installation Manual SMA Solar Technology AG Troubleshooting Event Message Cause and corrective measures 3401 DC overvoltage The DC input voltage connected to the inverter is too high The 3402 Disconnect inverter interrupts feed in operation generator Corrective measures Immediately disconnect the inverter from the PV array see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 Otherwise the inverter could be destroyed Check that the DC voltage of the strings is in compliance with the input voltage range of the inverter before reconnecting the inverter to the PV array e If the voltage is within the permissible input voltage range the inverter may be defective Contact the SMA Service Line 3501 Insulation resist The inverter has detected an earth fault in the PV array and does Check generator not connect to the electricity grid for safety reasons Damaged insulation can cause electric shock Corrective measures e Check strings for earth faults see Section 11 5 Checking the PV Array for Earth Faults page 75 installer of the PV array must remedy any earth faults before the affected string is reconnected 3601 High discharge The leakage current from the inverter and the PV array is too curr Check generator high This can be caused by a sudden earth fault a residual current or a device malfunction The inverter interrupts
26. Card Earth terminal for additional earthing of the inverter loilzixi x Enclosure opening for installing a fan available as an additional fan kit optional 6 3 Connection to the Electricity Mains AC 6 3 1 Conditions for the AC Connection Comply with the connection requirements of your network operator Residual Current Device The inverter is equipped with an integrated all pole sensitive residual current monitoring unit The inverter can automatically differentiate between residual currents and normal capacitive leakage currents If the network operator stipulates a residual current protective device you must use a residual current protective device that triggers the event of a residual current of 100 mA or more Further information on the use of a residual current protective device can be found in the Technical Information Criteria for Selecting an RCD at www SMA de en Cable Dimensioning Use Sunny Design Version 2 0 or higher for sizing the conductor cross sections see Sunny Design program at www SMA de en Cable Requirements Object Description Value A External diameter 12 mm 21 mm B Conductor cross section maximum 10 mm C Stripping length approx 12 mm Installation Manual SB25 30TLST 2 1 lA en 12 29 Electrical Connection SMA Solar Technology AG Connection of a Second Protective Conductor The inverter is equipped with a protective conductor mon
27. Check the parameters for valid values e Ensure change rights via SMA Grid Guard code 7106 Update file defect The update file is defective Update failed The inverter continues feeding into the electricity grid Corrective measures e Reformat the SD card Resave the files to the SD card 7110 No update file found No new update file found on the SD card Update failed The inverter continues feeding into the electricity grid Corrective measures the update file into the SD card drive NUPDATE directory 7201 7202 Data stor not poss Internal device fault the inverter continues feeding into the electricity grid Corrective measures Ifthis fault occurs often contact SMA Service Line see Section 15 Contact page 91 7303 Update main CPU failed Internal device fault The inverter continues feeding into the electricity grid In very rare cases the firmware is damaged and the inverter interrupts feed in Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 7305 Update 54851 module failed 7307 Update Bluetooth failed 7311 Update language table failed Internal device fault the inverter continues feeding into the electricity grid Corrective measures Rertry update Ifthis fault occurs again contact the SMA Service Line see Section 15 Contact page 91 7401
28. Operating Parameters and Event Messages and Parameter Settings Sunny Boy 2500TL 3000TL Single Tracker Sunny Boy 3000TL 3600TL 4000TL 5000TL at www SMA de en in the Technical Description category of the respective inverter 4 11 Varistors Varistors are voltage dependent resistors to protect the inverter against overvoltage The inverter is equipped with two thermally monitored varistors The function of the varistors can diminish with age or repeated strain as a result of overvoltage This can cause varistors to wear The inverter detects if one of the varistors is defective and indicates a disturbance The varistors are specially manufactured for use in the inverter and are not commercially available You must order new varistors directly from SMA Solar Technology AG 22 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Mounting 5 Mounting 5 1 Safety DANGER Danger to life due to fire or explosions Despite careful construction electrical devices can cause fires Do not mount the inverter on flammable construction materials Do not mount the inverter in areas where highly flammable materials are stored Do not mount the inverter in a potentially explosive atmosphere CAUTION N Risk of burns due to hot enclosure parts Mount the inverter in such a way that it cannot be touched inadvertently during operation CAUTION N Risk of injury due to the heavy weight of the invert
29. Varistor defective At least one of the thermally monitored varistors is defective The inverter is no longer protected against overvoltage The inverter continues feeding into the electricity grid Corrective measures e Check the varistors see Section 11 6 Checking the Function of the Varistors page 77 72 SB25 30TLST 2 1 lA en 12 Installation Manua SMA Solar Technology AG Troubleshooting Event no Message Cause and corrective measures 7508 External fan fault The fan is clogged or defective The inverter may reduce its Replace fan power output due to overheating The inverter continues feeding into the electricity grid Corrective measures Clean the fan Replace the fan 7701 Self diagnosis Internal device fault The inverter disconnects from the electricity 7703 Interference device grid Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 8001 Derating occurred The power supplied by the inverter has been reduced to below nominal power for more than 10 minutes due to overheating Corrective measures If this event occurs frequently Ensure sufficient ventilation e Check the heat dissipation see Section 9 2 Checking Heat Dissipation page 61 8101 Comm disturbed A fault has occurred in the internal communication of the 8104 inverter The inverter continues feeding into the electricity grid Corrective measures Conta
30. ages for users 250 events Event messages for installers 250 events Installation Manual SB25 30TLST 2 1 lA en 12 89 Accessories 14 Accessories SMA Solar Technology AG You will find the corresponding accessories and spare parts for your product in the following overview If required you can order them from SMA Solar Technology AG or your specialised dealer Description Brief description SMA order number Replacement varistors Set of thermally monitored varistors MSWR TV9 Electronic Solar Switch ESS handle spare Order the new ESS handle via the SMA Service Line see Section 15 Contact page 91 Multifunction relay Multi function relay for retrofitting in MFRO1 10 PV inverters RS485 retrofit kit RS485 interface DM 485CB 10 Speedwire Webconnect Speedwire Webconnect Data Module for SWDM 10 retrofit kit retrofitting in the PV Inverter SMA Power Control SMA Power Control Modules for retrofitting PWCMOD 10 Module in PV inverters SUNCLIX DC connector Field plug for conductor cross sections of SUNCLIX FC6 SET 2 5 mm 6 mm Additional fan kit Fan for installation in the inverter FANKITO1 10 90 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Contact 15 Contact If you have technical problems concerning our products please contact the SMA Service Line We require the following information in order to provide you with the necessary as
31. ating or fire Never connect more than one conductor per terminal Installation Manual SB25 30TLST 2 1 lA en 12 33 Electrical Connection SMA Solar Technology AG 12 Connect L N and the protective conductor PE to the AC terminal in accordance with the label The protective conductor must be 5 mm longer than the insulated L and N wires L and N must not be swapped CAUTION Danger of crushing when terminals snap shut The terminals close by snapping down fast and hard Press the terminals down with your thumb do not grip the sides of the terminal between fingers and thumb Keep fingers away from the terminals 13 Close all terminals of the AC terminal until they snap into place 14 Checkthat the cable ends are firmly secured 15 Fold down the display and fasten the screw hand tight 16 Hand tighten the swivel nut firmly to the cable gland Ensure that the cable is securely in place DANGER Danger to life due to high voltages in the inverter Do not switch on the miniature circuit breaker until the PV array has been connected and the inverter is securely closed 17 Attach the enclosed warning label Risk of burns from electric arc so that it is clearly visible on the load disconnect unit on the AC side 34 SB25 30TLST 2 1HA en 12 Installation Manual SMA Solar Technology AG Electrical Connection 6 3 3 Additional Earthing of the Enclosure If required in
32. be exceeded Maximum input voltage Maximum input current 750 V DC 15 0 A DC Installation Manual SB25 30TLST 2 1 lA en 12 35 Electrical Connection SMA Solar Technology AG 6 4 2 Assembling the DC Connectors All PV display module connection cables must be equipped with the DC connectors supplied before connecting them to the inverter Assemble the DC connectors as described below Be sure to observe the correct polarity The DC connectors are marked with the symbols and Cable Requirements Use a PV1 F cable Procedure 1 Lead the stripped cable all the way into the DC connector 2 Press the clamping bracket down until it audibly snaps into place 36 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG 3 Ensure that the cable is correctly positioned Electrical Connection Result If the stranded wires are visible the chamber of the clamping bracket the cable is correctly positioned Measure Proceed to Step 4 If the stranded wires are not visible in the chamber the cable is not correctly positioned Release the clamping bracket To do so insert a 3 5 mm screwdriver into the clamping bracket and lever it open Remove the cable and go back fo step 1 4 Push the swivel nut up to the thread and tighten torque 2 Nm Installation Manual SB25 30TLST 2 1 lA en 12 37 Electrical Connection SM
33. by default The following configuration settings are possible via a rotary switch switch C Switch position Setting NetID 0 Bluetooth communication is deactivated 1 Communication with a communication product via Bluetooth is activated and networking with other inverters is deactivated default setting 2 F Networking via Bluetooth with other inverters is activated In order to restrict communication via Bluetooth between the inverters of your PV plant and those of neighbouring systems you can assign an individual NetID to the inverters of your PV plant switch position 2 However this is only necessary if neighbouring plants are situated within a radius of 500 m For all inverters in your PV plant to be detected by your communication product they must all have the same 1 Disconnect the inverter and open it see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 2 Set the arrow on the rotary switch to the required position with a screwdriver Use a 2 5 mm screwdriver for this purpose 3 Close the inverter see Section 8 3 Closing the Inverter page 59 e Activation of settings The Bluetooth settings will only be applied once the inverter has been commissioned 6 6 3 Multi Function Relay If you have ordered an inverter with a multi function relay the multi function relay is installed upon delivery You can subsequently order a multi funct
34. ce 64 SB25 30TLST 21 lA en 12 Installation Manual SMA Solar Technology AG Troubleshooting 11 3 Error messages m No display in the event of insufficient DC voltage 1 It is only possible to take measurements and display messages when there is sufficient DC voltage The text line on the display shows the relevant display messages whenever an error occurs The event numbers for the displayed error messages appear above the text line If the error persists for a prolonged period the red LED lights up and the fault indicator is activated if connected In addition depending on the type of disturbance the spanner or telephone receiver symbol on the display light up e Spanner signifies a disturbance that can be remedied on site Telephone receiver signifies a device disturbance Contact the SMA Service Line Event no Message Cause and corrective measures 101 Grid fault The mains voltage has exceeded the permissible range This 103 error can have the following causes mains voltage at the termination point of the inverter is too high The grid impedance at the termination point of the inverter is too high The inverter disconnects itself from the electricity grid for safety reasons Corrective measures Check the mains voltage and grid connection on the inverter If the mains voltage is outside the permissible range due to local grid conditions ask your network operator if
35. chnology AG Insert the DC connectors with sealing plugs into the corresponding DC inputs on the inverter Wl The DC connectors click audibly into place 5 Ensure that all DC connectors are securely in place 6 Close the lower enclosure lid again using the six screws Tighten the screws 2 Nm torque in the order shown on the right Installation Manual Electrical Connection SB25 30TLST 2 1 lA en 12 41 Electrical Connection SMA Solar Technology AG 7 Ifan ESS is used check it for wear as described in Section 9 3 Checking the Electronic Solar Switch for Wear page 61 and reattach it firmly a IN ee Damage to the ESS NOTICE If it is not connected correctly the ESS can be damaged Plug the handle firmly onto the jack of the ESS The handle must be flush with the enclosure Make sure that the ESS is securely attached to the inverter d Currents in DC cabling After connecting the ESS or switching on the DC switch disconnector DC currents may occur in the DC cabling even when there is no AC side supply This is not an error but normal behaviour of the inverter when in operation M The PV array is connected You can now commission the inverter see Section 7 Commissioning page 51 Other connection options are optional see Section 6 6 Communication page 49 42 SB25 30TLST 2 1 lA en 12 Installation Manua
36. ct the SMA Service Line see Section 15 Contact page 91 8801 No display The display is blank The inverter continues feeding into the 8803 electricity grid This error can have the following causes ambient temperature is so low that the display disconnects to protect itself inverter cannot identify the display type display is connected or the connection is defective Corrective measures e Wait until the temperature has risen above 25 C Contact the SMA Service Line see Section 15 Contact page 91 9002 Inst code invalid The SMA Grid Guard code entered personal installer password is not valid Corrective measures nter a valid SMA Grid Guard code Installation Manual SB25 30TLST 2 1 lA en 12 73 Troubleshooting SMA Solar Technology AG Ensure DC supply Event Message Cause and corrective measures 9003 Grid param locked The current country data set is locked Corrective measures Enter a valid SMA Grid Guard code for changing the country data set 9005 Changing grid This error can have the following causes peram nor selected rotary switch setting for the language settings possible is not programmed parameters to be changed are protected DC voltage at the DC input is not sufficient to run the main CPU Corrective measures e Check the rotary switch setting see Section 6 5 1 Checking the Country Standard
37. ction 6 1 Safety NOTICE o E Electrostatic discharge can damage the inverter Internal components of the inverter can be irreparably damaged by electrostatic discharge Earth yourself before touching any components 6 2 Overview of the Connection Area The following figure shows the inverter connection area with the lower enclosure lid open C D E O N M L KK H 6G F ltem Description A DC connectors for connecting the strings Socket for connecting the ESS Plug for connecting the optional multi function relay or additional fan kit Plug for optional communication via RS485 Terminal for the AC cable Cable gland 12 mm 21 mm for routing the AC cable Enclosure opening for connecting the optional multi function relay or additional fan kit or optional communication via RS485 28 SB25 30TLST 2 1HA en 12 Installation Manual SMA Solar Technology AG Electrical Connection ltem Description Switch for temporarily changing the display language to English for service purposes Rotary switch for the configuration of Bluetooth communication Enclosure opening for optional communication via RS485 Rotary switches for setting the country standard and display language Enclosure opening for connecting the optional multifunction relay or additional fan kit Slot for SD
38. ction relay SMA Power Control Module The SMA Power Control Module enables the inverter to implement grid management services and is equipped with an additional multi function relay for information on installation and configuration see installation manual of the SMA Power Control Module Fan Retrofit Kit The fan retrofit kit is used for additional inverter cooling at high ambient temperatures and also has a multi function relay for information on installation and configuration see the fan retrofit kit installation manual The fan retrofit kit and the SMA Power Control Module cannot be operated in parallel 4 9 Operating Parameters Various operating parameters control the functionality of the inverter Apart from the country data set the operating parameters of the inverter can only be adjusted using an SMA communication product You can adjust the country data set before commissioning or within the first ten feed in hours via two rotary switches in the inverter see Section 6 5 2 Setting the Country Standard and Language using the Rotary Switches page 48 4 10 Grid Management The inverter is equipped with grid management functions Depending on the requirements of the network operator you can activate and configure these functions e g provision of reactive power active power limitation via operating parameters For detailed information on the parameters of these functions see the Technical Descriptions Measured Values
39. e SMA Service Line SMA Solar Technology AG will send you a file with the firmware update by e mail or on an SD card or will make the file available in the download area at www SMA de en For a description of the firmware update see the download area at www SMA de en Properties of SD card 1 Use an SD card that 16 or FAT32 formatted and has a maximum storage capacity of2 Use the SD card exclusively for this inverter Do not save any multimedia files or other unsuitable files on the SD card 62 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Troubleshooting 11 Troubleshooting 11 1 LED Signals p b Item Description Status Explanation A Green LED Lit Operation Flashing Grid connection conditions are not yet met B Red LED Lit Error C Blue LED Lit Bluetooth communication is activated Flashing The inverter has been identified via Sunny Explorer by setting the Find device parameter Installation Manual SB25 30TLST 2 1 lA en 12 63 Troubleshooting 11 2 Event Messages 1 J DC voltage SMA Solar Technology AG No display in the event of insufficient DC voltage It is only possible to take measurements and display messages when there is sufficient During an update the relevant display message is shown in the text line of the display Message Avvio Autotest Description Only releva
40. e an Allen key AF 4 to do this 82 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Decommissioning Fasten the upper enclosure lid in the sequence 1 to 5 torque 6 Nm Use an Allen key AF 4 to do this The teeth of the conical spring washer press into the upper enclosure lid The lid is thus earthed 6 Mount the replacement device see Section 5 Mounting page 23 7 Connect the replacement device see Section 6 Electrical Connection page 28 8 Commission the replacement device see Section 7 Commissioning page 51 9 Now mount the two transport lids of the replacement device onto the defective inverter M You can now send the defective inverter back to SMA Solar Technology AG 12 3 Packing the Inverter Package the inverter in the original packaging if available Ifthe original packaging is not available use a cardboard box suitable for 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 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 labelled ZUR ENTSORGUNC for disposal for contact see page 91
41. e display shows in succession the firmware version the serial number or description of the inverter the Bluetooth NetID the set country standard and the display language Telephone receiver Device disturbance present Contact the SMA Service Line Spanner Disturbance which can be resolved on site Bluetooth Bluetooth communication is enabled Bluetooth connection Bluetooth connection to other devices is active Multifunction relay The multi function relay is active Temperature symbol The power of the inverter is limited due to excessive temperature Power limitation External active power limitation via the Power Reducer Box is active PV array Inverter VSG Ver Grid relay If the grid relay is closed the inverter feeds power into the grid If the grid relay is open the inverter is disconnected from the grid Installation Manual SB25 30TLST 2 1 lA en 12 19 Product Description SMA Solar Technology AG Symbol Description Explanation Electricity grid 4 5 Electronic Solar Switch The ESS is an optional DC load disconnect unit The ESS prevents electric arcs from forming when you remove the DC connector B Description Explanation A Plug B Safety precautions Never operate the inverter without the lower enclosure sticker lid in place Observe all documentation that accompanies the inverter
42. e lid forwards to remove it NOTICE Electrostatic discharge can damage the inverter Components on the inside of the inverter may be irreparably damaged due to electrostatic discharge e Earth yourself before touching any components 4 Remove all varistors If you have not received an insertion tool for operating the terminals with your replacement varistors contact SMA Solar Technology AG 5 Use a multimeter to check each varistor for a conductive connection between terminals 2 and 3 Installation Manual 78 SB25 30TLST 2 1 lA en 12 SMA Solar Technology AG Troubleshooting Result There is a conductive connection Measure The varistor is functional There must be a different error in the inverter Contact the SMA Service Line see Section 15 Contact page 91 M There is no conductive connection The respective varistor is defective and must be replaced Varistor failure is generally due to influences that affect all varistors in a similar manner temperature age induced overvoltage SMA Solar Technology AG recommends replacing all varistors The varistors are specially manvfactured for use in the inverter and are not commercially available You must order replacement varistors directly from SMA Solar Technology AG see Section 14 Accessories page 90 Only use original varistors that are sold by SMA Solar Technology AG e For r
43. e selftest the inverter will consecutively check the reaction times for overvoltage undervoltage maximum frequency and minimum frequency The self test changes the upper and lower trip limit values for each protective function on a linear basis for frequency monitoring and voltage monitoring As soon as the measured value exceeds the permitted trip limit value the inverter disconnects from the electricity grid In this way the inverter determines the reaction time and checks itself After the self test has been completed the inverter automatically switches back to feed in operation resets the original shutdown conditions and connects to the electricity grid Requirements Country data set must be configured to CEIO 21 Int 0 21 intern or Country data set must be configured to trimmed Special setting based on CEIO 21 Int CEI 0 21 intern report for entering the test results in compliance with 0 21 must be on hand e inverter must be in operation and in the startup phase 1 As soon as the configured country data set appears in the display tap once on the display within ten seconds A message informing you that the self test has started is shown in the display Avvio Autotest The message Avvio Autotest is not shown in the display You exceeded the 10 second time limit so the self test cannot start Restart the selftest see Section 7 3 3 2 Tap on the display within 20 seconds and en
44. e several ways of configuring the required country standard Setting via the two rotary switches see Section 6 5 2 Setting the Country Standard and Language using the Rotary Switches page 48 e Alternatively you can conduct the settings via the CntrySet or Set country standard parameters via a communication product once you have commissioned the inverter If you require adjusted parameter settings for your installation site you can change these with the help of a communication product 6 5 2 Setting the Country Standard and Language using the Rotary Switches l Disconnect the inverter and open it see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 DANGER Danger to life due to high voltages in the event of electricity grid failure If you set the inverter to stand alone grid operation Off Grid 50 Hz Off Grid 60 Hz you are not allowed to operate the inverter on the electricity grid but only on the stand alone grid because the inverter does not satisfy any country specific standards and guidelines in this setting In the event of electricity grid failure this will prevent the danger of backfeed If the inverter is set to Off Grid 50 Hz or Off Grid 60 Hz never operate the inverter directly on the electricity grid 48 B25 30TLST 2 1HA en 12 Installation Manual SMA Solar Technology AG Electrical Connection 2 Set the arrows on both rotary switches A and B to
45. eplacing the varistors proceed to step 6 6 Insert an insertion tool into the openings of the terminal contacts 7 Insert new varistors into the slots as shown in the diagram on the right Make sure that the labelling points to the left i e towards the insertion tool 8 Close and earth the inverter Place one conical spring washer over each screw The grooved side of the conical spring washer must face the screw head Installation Manual SB25 30TLST 2 1 lA en 12 79 Troubleshooting SMA Solar Technology AG Attach the upper enclosure lid to the enclosure and tighten the centre lower screw halfway Use an Allen key AF 4 to do this Secure the upper enclosure lid in the sequence 1 to 5 torque 6 Nm Use an Allen key AF 4 to do this The teeth of the conical spring washer press into the upper enclosure lid The lid is thus earthed 9 Close the lower enclosure lid and commission the inverter again see Section 8 3 Closing the Inverter page 59 80 SB25 30TLST 2 1 lA en 12 Installation Manual Decommissioning SMA Solar Technology AG 12 Decommissioning 12 1 Dismantling the Inverter 1 Disconnect the inverter and open it see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 2 Remove all communication cables from the inverter CAUTION N Risk of burns due to hot enclosure parts Wait 30 minutes for the enclosure to cool
46. er When mounting bear in mind that the inverter weighs approx 23 kg 5 2 Selecting the Mounting Location Take the following requirements into consideration when selecting the mounting location mounting location must be inaccessible to children mounting method and location must be suitable for the weight and dimensions of the inverter see Section 13 Technical Data page 84 Mount on a solid surface mounting location must be clear and safely accessible at all times without the use of additional aids such as scaffolding or lifting platforms Non fulfillment of these criteria may restrict execution of servicing Installation Manual SB25 30TLST 2 1 IA en 12 23 Mounting SMA Solar Technology AG EZ Mount vertically or tilted backwards by max 15 connection area must face downwards Never mount the device with a forward tilt Never mount the device with a sideways tilt Do not mount horizontally Mount at eye level in order that operating states can be read at all times ambient temperature should be below 40 C to ensure optimum operation Do not expose the inverter to direct solar irradiation as this can cause excessive heating and thus power reduction e In living areas do not mount unit on plasterboard walls or similar in order to avoid audible vibrations When in use the inverter emits noises whic
47. est probe is 2 mm M If voltage is present check the installation Verify that no voltage is present between Land PE 7 e at the AC terminal using a suitable multimeter LN PE M If voltage is present check the installation CU Installation Manual SB25 30TLST 2 1 lA en 12 57 58 Opening and Closing SMA Solar Technology AG 11 Loosen the screw on the display and flip the display up until it clicks into place 12 Verify the absence of voltage in the multifunction relay against PE at all terminals The maximum diameter of the test probe is 2 mm M If voltage is present check the installation M The inverter is open and no voltage is present SB25 30TLST 21 lA en 12 Installation Manual SMA Solar Technology AG Opening and Closing 8 3 Closing the Inverter 1 Check the DC connectors for correct polarity and connect them to the inverter The DC connectors click audibly into place To release the DC connectors see Section 8 2 Disconnecting the Inverter from Voltage Sources page 56 Close all unused DC inputs to seal the inverter see Section 6 4 4 Connecting the PV Array DC page 39 3 Ensure that all DC connectors are securely in place DANGER Danger to life due to electric shock If the inverter is operated without the lower enclosure lid the DC connectors can be disconnected while unde
48. eter set parameter set O 6 retained Greek dependent on dependent on parameter set parameter set O Z retained Czech dependent on dependent on parameter set Installation Manual SB25 30TLST 2 1 IA en 12 45 Electrical Connection SMA Solar Technology AG A B Country data set Display language Grid Guard Country protection O 8 retained Korean dependent on dependent on parameter set parameter set O 9 retained Portuguese dependent on dependent on parameter set parameter set O A retained Dutch dependent on dependent on parameter set parameter set O retained Slovenian dependent on dependent on parameter set parameter set O retained Bulgarian dependent on dependent on parameter set parameter set O retained Polish dependent on dependent on parameter set parameter set 1 0 VDEO126 1 1 German yes Germany Switzerland 1 2 VDEARN4105 German yes Germany 1 4 VDEARNA105 MPP German yes Germany 1 6 VDEARNA105 HP German yes Germany 1 8 VDEOI26 1 1 French yes Switzerland France 1 9 vDEO126 1 1 UTE9 French yes France 2 0 VDEO126 1 1 Italian yes Switzerland 3 ICH O21 intern Italian yes Italy 3 2 CE 021 extern Italian yes Italy 4 0 RD1699 Spanish yes Spain 4 l RD1663 661 A Spanish yes Spain 4 8 PPC Greek no Greece 4 9 PPC English no Greece 5 8 G83 1 1 English no England 5
49. feed in operation immediately after exceeding the specified threshold and then automatically reconnects to the electricity grid once the fault has been remedied Corrective measures e Check strings for earth faults see Section 11 5 Checking the PV Array for Earth Faults page 75 installer of the PV array must remedy the earth faults before you re connect the affected string Installation Manual SB25 30TLST 21 lA en 12 69 Troubleshooting SMA Solar Technology AG Event Message Cause and corrective measures 3701 Resid curr too high The inverter has detected residual current and interrupts feed in Check generator operation Corrective measures Check strings for earth faults see Section 11 5 Checking the PV Array for Earth Faults page 75 installer of the PV array must remedy the earth faults before you re connect the affected string 3801 DC overcurrent The inverter switches off due to an overcurrent on the DC side 3802 Check generator Corrective measures If this event occurs frequently Check the design and the circuitry of the PV array 3901 Waiting for DC The input power or voltage of the PV modules is not yet sufficient 3902 start conditions for feeding into the electricity grid Start cond not met Corrective measures Wait until irradiation is higher e f this event recurs at medium irradiation levels check the PV
50. gy AG 4 2 Symbols on the Inverter Product Description Symbol Description Explanation Inverter This symbol defines the function of the green LED It indicates the operating state of the inverter Observe the This symbol defines the function of the red LED lt documentation indicates a fault or disturbance Please read the manual to find information on how to remedy the fault or disturbance Bluetooth This symbol defines the function of the blue LED It indicates that communication via Bluetooth is activated QR Code for For information on the SMA bonus programme SMA bonus see www SMA Bonus com programme NOTICE danger Observe the connection requirements for a second protective conductor 6 3 1 Conditions for the AC Connection page 29 Danger to life due to high voltages in the inverter The capacitors in the inverter may be charged with very high voltages Disconnect the inverter from voltage sources see Section 8 2 and wait 5 minutes before opening the upper lid in order to allow time for the capacitors to discharge Installation Manual SB25 30TLST 2 1 lA en 12 15 Product Description SMA Solar Technology AG 4 3 Type Label The type label uniquely identifies the inverter The type label is located on the right hand side of the enclosure SMA Solar Technology AG
51. h may be perceived as a nuisance ina living area Observe the recommended minimum clearances to the walls as well as to other inverters and objects as shown in the diagram This will ensure sufficient heat dissipation and gives you enough space to unplug the ESS f multiple inverters are mounted in areas with high ambient temperatures increase the clearances between the inverters and ensure an adequate fresh air supply This will prevent a reduction in inverter power as a result of high temperatures details on temperature derating can be found in the Technical Information Temperature Derating at www SMA de en A fan for connection to the inverter is available as an accessory see Section 14 Accessories page 90 24 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Mounting 5 3 Mounting the Inverter Additionally required mounting material not included in the scope of delivery 3 screws diameter at least 6 mm 3 wall plugs 3 washers external diameter at least 18 mm 1 Use the wall mounting bracket as a drilling template and mark the positions of the drill holes Number of drill holes to use When mounting onto the wall use at least two of the horizontal holes and the lower centre hole Use the two holes in the centre when mounting the device on a pillar 133 mm 98 mm 175 mm 2 Drill the holes B25 30TLST 2 1 IA en 12
52. id can accumulate to form overcurrents which are not detected by the miniature circuit breaker Never connect loads between the inverter and the miniature circuitbreaker without fuse protection Always fuse loads separately NOTICE o Damage to the inverter by using screw type fuses as a load disconnection unit A screw type fuse e g DIAZED fuse or NEOZED fuse is not a switch disconnector and thus may not be used as a load disconnection unit A screw type fuse only acts as cable protection If the inverter is disconnected under load using a screw type fuse the inverter may be damaged Use only a switch disconnector or a miniature circuit breaker as a load disconnection unit Installation Manual B25 30TLST 21 lA en 12 31 Electrical Connection SMA Solar Technology AG 6 3 2 Connecting the Inverter to the Electricity Mains AC 1 3 32 Make sure that the mains voltage is within the permissible voltage range The exact operating range of the inverter is specified in the operating parameters The corresponding documents are available in the download area at www SMA de en in the Technical Description category of the respective inverter Shut down the miniature circuit breaker and secure it to prevent reactivation If an external DC switch disconnector is in use disconnect it If an ESS is in use disconnect the ESS Jj J i Jl Loosen all
53. ion 7 3 1 7 4 Deactivating Protective Conductor Monitoring If the inverter is to be installed in an IT system or other earthing system for which it is advisable to deactivate the protective conductor monitoring deactivate it by means of a communication product as described in this section for information on the setting of operating parameters see respective communication product manual Requirements communication product that is appropriate for the type of communication used must be available 1 Log in to the communication product as an Installer 2 Set the parameter PE Anschluss berwachung or PEOpnMon to Aus or Off Save setting 54 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Opening and Closing 8 Opening and Closing 8 1 Safety DANGER Danger to life due to high voltages in the inverter Before opening the inverter observe the following Disconnect the miniature circuit breaker and secure against reconnection If a multi function relay is connected disconnect its supply voltage and ensure that it cannot be reconnected DANGER Danger to life due to electric shock If the DC connectors are pulled out without first disconnecting the ESS or switching off the DC switch disconnector a dangerous electric arc can occur e Disconnect the ESS or switch off the DC switch disconnector first e Then open the lower enclosure lid and remove the DC connectors
54. ion relay for order number see Section 14 Accessories page 90 A description of the installation and electrical connection can be found in the installation manual of the multifunction relay You can find detailed information on the configuration of the multifunction relay in the Technical Description Multi functional relay and OptiTrac Global Peak at www SMA de en 50 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Commissioning 7 Commissioning 7 1 Commissioning the Inverter 1 The following conditions must be fulfilled before commissioning Correct mounting see Section 5 3 Correct country setting see Section 6 5 1 AC cable is correctly connected electricity grid Protective conductor is correctly connected see Section 6 3 3 DC cables PV strings are correctly connected Unused DC inputs are closed using the corresponding DC connectors and sealing plugs All enclosure openings are closed The enclosure lid is securely screwed into place An external DC switch disconnector is connected or if applicable the ESS is firmly in place The AC distribution is correctly installed The miniature circuit breaker is correctly sized 2 Switch the miniature circuitbreaker on M Green LED is lit commissioning successful or Green LED will flash if irradiation is insufficient grid connection conditions have not yet been or reached Wait for sufficient irradiation V Red LED is lit a d
55. is available at www SMA de en in the Certificate category of the respective inverter The language can be configured without a password regardless of the country data set Changing parameters in SMA Grid Guard protected country data sets 1 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 a change to parameters is not locked automatically after 10 feed in hours but has to be locked manually To manually lock the parameters set the SMA Grid Guard code to 54321 Further information on parameter settings e 1 For detailed information on making adjustments and changing parameters see the corresponding user manual for your communication product The last change executed via rotary switch or communication product is always verified and activated if applicable Consequently the switch position may not necessarily show the actual country setting 44 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG 6 5 1 Checking the Country Standard Make sure that the inverter is set to the country of installation Before commissioning Electrical Connection Check that the country standard of the inverter is correct by comparing the default settings of the inverter listed on the supplementary sheet provided After commissioning mie Check that the country standard is cor
56. is continuous conduction and earthing them in order to ensure maximum protection for property and persons 12 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Scope of Delivery 3 Scope of Delivery Check the scope of delivery for completeness and any externally visible damage Contact your specialist dealer if the delivery is incomplete or you find any damage A E 9 om 2 bi Quantity Description Sunny Boy Wall mounting bracket Positive DC connector Negative DC connector Installation manual User manual Set of documents with explanations and certificates Supplementary sheet with inverter default settings 1 1 2 2 4 Sealing plugs for DC connectors Warning label Risk of burns from electric arc for the disconnection device on the AC side Installation Manual B25 30TLST 21 lA en 12 13 Product Description SMA Solar Technology AG 4 Product Description 4 1 Sunny Boy The Sunny Boy is a PV inverter which converts the direct current of the PV array to grid compliant alternating current and feeds it into the electricity grid Item Description A Type label LEDs Display Electronic Solar Switch Lower enclosure lid mimgno owo Upper enclosure lid optional 14 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technolo
57. is retained Installation Manual B25 30TLST 21 lA en 12 43 Electrical Connection SMA Solar Technology AG SMA Grid Guard Protected Country Data Sets In some countries the local connection conditions demand a mechanism which prevents the feed in parameters from being changed Therefore certain country data sets are protected against unauthorised changes They can only be unlocked with a personal access code the SMA Grid Guard code SMA Grid Guard protected country data sets are automatically locked for 10 feed in hours after commissioning or after the last alteration If the country data set is changed after these 10 feed in hours the inverter will not apply the changes but display the error message Grid param locked If however a later change to the country data set only relates to a change of the display language via the rotary switches in the inverter this change is immediately applied It is also possible to configure country data sets parameter CntrySet or Set country standard and to lock or unlock these manually via a communication product To lock a data set enter the digit sequence 54321 instead of the password in the SMA Grid Guard code field The data set can only be unlocked by entering a personal 10 digit SMA Grid Guard code which is valid for a maximum of 10 feed in hours The application form for the personal access code
58. isturbance has occurred Locate and eliminate the fault see Section 11 i J Troubleshooting page 63 Self test in accordance with CEI 0 21 during initial start up applies to Italy only The Italian standard prescribes that an inverter can only operate on the electricity grid after the disconnection times for overvoltage undervoltage minimum frequency and maximum frequency have been checked If you have configured the CEIO 21 Int 0 21 intern country data set start the self test see Section 7 3 Self Test in Accordance with CEI 0 21 for Plants lt 6 kW page 53 3 If a multifunction relay is connected switch on the supply voltage to the relay 4 For communication via Bluetooth make the following settings Change the plant time see the manual of the communication product Change the passwords see the manual of the communication product Installation Manual SB25 30TLST 2 1 lA en 12 51 Commissioning 7 2 Display Messages during the Start up Phase i i J 52 Illustrated display messages SMA Solar Technology AG The display messages illustrated in this section serve as examples and depending on the country setting may differ from the actual display messages on your inverter The firmware version of the internal processors appears first in the text line After 5 seconds or after tapping on the display the serial number or the description of the inverter and the NET ID for communicatio
59. itoring device This protective conductor monitoring device detects when there is no protective conductor connected and disconnects the inverter from the electricity grid if this is the case Depending on the installation site and earthing system it may be advisable to deactivate the protective conductor monitoring This would apply for instance if there is no neutral conductor and you intend to install the inverter between two line conductors If you are uncertain about this ask your network operator or SMA Solar Technology AG to advise Depending on the earthing system deactivate the protective conductor monitoring device see Section 7 4 ensure safety in accordance with IEC 62109 when the protective conductor monitoring is deactivated connect a protective conductor to the connecting terminal plate for the AC cable minimum cross section 10 mm copper wire or e Connect a second protective conductor with the same cross section as the original protective conductor see Section 6 3 3 Additional Earthing of the Enclosure page 35 This will prevent touch current if the original protective conductor fails Connection of a second protective conductor e 1 In some countries a second protective conductor is required as a matter of principle In each case observe the applicable regulations for the site Load Disconnection Unit Attach the warning labels on the load disconnect unit on the AC side To prevent arcing alway
60. ks by SMA Solar Technology AG is under licence QR Code is a registered trademark of DENSO WAVE INCORPORATED 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 2004 to 2013 SMA Solar Technology AG All rights reserved Installation Manual B25 30TLST 21 lA en 12 95 SMA Solar Technology SMA Solar Technology AG www SMA de SMA America LLC www SMA America com SMA Technology Australia Pty Ltd www SMA Australia com au SMA Benelux SPRL www SMA Benelux com SMA Beijing Commercial Co Ltd www SMA China com SMA Czech Republic s r o www SMA Czech com SMA France S A S www SMA France com SMA Hellas AE www SMA Hellas com SMA Ib rica Tecnolog a Solar S L www SMA lberica com SMA Italia S r l www SMA ltalia com SMA Technology Korea Co Ltd www SMA Korea com
61. l SMA Solar Technology AG Electrical Connection 6 5 Setting the Country Standard and Display Language The inverter can be configured for various countries This can be done prior to commissioning via 2 rotary switches on the display or after commissioning by configuring the CntrySet or Set country standard parameter using a communication product e g Sunny WebBox or Sunny Explorer For devices ordered without any specified country of installation the default country data set is VDE AR NA 105 HP and the display language is set to German Both rotary switches are set to O upon delivery If you have ordered the inverter with specific country settings they will have already been preset at the factory via a communication product In this case you will not be able to recognise the currently valid setting by the switch position If changes are made via the rotary switches or via a communication product the default grid parameters are overwritten They cannot be restored and must be re entered via a communication product The display language can be changed at any time using the rotary switches independent of the grid parameters This means that the default grid parameters remain unchanged but the display messages are shown in the set language Changes will be applied immediately after switching the miniature circuitbreaker on If an unprogrammed switch setting is selected the inverter displays an error message The last valid setting
62. mains frequency and observe how often major fluctuations occur If there are frequent fluctuations and this error occurs as a result ask your network operator if it would be acceptable to change the operating parameters Discuss the proposed parameters with the SMA Service Line 601 Grid fault The internal monitoring function of the inverter has detected an excessively high proportion of direct current in the grid current The inverter disconnects from the electricity grid Corrective measures e Check the grid connection for direct current Ifthis event occurs often check with the network operator whether it is possible to raise the threshold for monitoring 701 Frq not permitted The mains frequency is outside the permissible range The inverter disconnects from the electricity grid for safety reasons Corrective measures If possible check the mains frequency and observe how often major fluctuations occur If there are frequent fluctuations and this error occurs as a result ask your network operator if it would be acceptable to change the operating parameters Discuss the proposed parameters with the SMA Service Line Installation Manual SB25 30TLST 21 lA en 12 67 Troubleshooting SMA Solar Technology AG Event Message Cause and corrective measures 801 Waiting for grid There is no mains voltage at the AC output of the inverter
63. measures Contact the SMA Service Line see Section 15 Contact page 91 7001 Sensor fault A temperature sensor in the inverter is faulty The inverter 7002 interrupts feed in operation Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 7008 Disturbance sensor The ambient temperature sensor is faulty The display does not display switch off at temperatures below 25 C and may be temperature irreparably damaged as a result The inverter continues feeding into the electricity grid Corrective measures Contact the SMA Service Line see Section 15 Contact page 91 7101 SD card defective The SD card is not formatted correctly or is defective Update failed The inverter continues feeding into the electricity grid Corrective measures Reformat the SD card Resave the files to the SD card 7102 Parameter file not The parameter file was not found or is defective Update failed found or defective The inverter continues feeding into the electricity grid Corrective measures the parameter file into the directory SD card drive PARASET Installation Manual SB25 30TLST 2 1 lA en 12 71 Troubleshooting SMA Solar Technology AG Event no 7105 Message Param setting failed Cause and corrective measures Operating parameters cannot be set via the SD card The inverter continues feeding into the electricity grid Corrective measures
64. n Soman A E SUNNY BOY E by SMA Solar Technology AG SB XXXXXXXXXXX A D Serial No fg XXXXXXXXXX Sun Voc mox XXX V _ XX XXX Y Ks Toi Ac B S XXXVA he XX XX Hz less coslo Leet ve e 1P54 Y max xx Kg E FERME MNT Q O ltem Description Explanation A Date Inverter manufacture date year month day B Device specific characteristics Additional information Field for additional information e g information on country specific standards Serial No Inverter serial number E Model Device type The information on the type label is intended to help you use the inverter safely and receive targeted customer support from the SMA Service Line The type label must remain permanently attached to the inverter 16 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Symbols on the Type Label Product Description Symbol Description Danger to life due to high voltages Explanation The inverter operates at high voltages All work on the inverter must be carried out by skilled persons only A A Risk of burns from hot The inverter can get hot during operation Avoid surfaces contact during operation Allow the inverter to cool down sufficiently before carrying out any work Wear personal protective equipment such as safety gloves Observe the Observe all documentation that is supplied with documentation the inverter Witho
65. n via Bluetooth will appear The designation of the inverter can be changed via a communication product After a further 5 seconds or after a further tap the configured country standard is displayed example VDE AR NA 105 MP After a further five seconds or after a further tap the configured language is displayed example Sprache Deutsch Language PACK During normal operation the text line of the display will be blank For event messages displayed in the text line and their meaning refer to Section 11 Troubleshooting page 63 Showing display messages again operation double ap the display SB25 30TLST 2 1 lA en 12 If you want to view the display messages of the start phase again whilst in normal Installation Manual SMA Solar Technology AG Commissioning 7 3 Self Test in Accordance with CEI 0 21 for Plants lt 6 kW 7 3 1 Starting the Self Test e The self test only applies to inverters that are configured with the country data A set CEI0 21 Int CEI 0 21 intern The self test is only valid for inverters licensed for Italy and configured with the country data set CEIO 21 Int CEl 0 21 intern If the inverter is configured to CEIO 21 Ext 0 21 extern no self test is required The Italian standard requires that all inverters in plants lt 6 kW feeding into the electricity grid perform a self test in accordance with CEI 0 21 During th
66. nt for an installation in Italy tapping on the display starts the self test in accordance with Enel GUIDA see Section 7 3 Self Test in Accordance with 0 21 for Plants lt 6 kW page 53 Grid param unchanged The selected switch setting is not programmed or there is no country data set available on the SD card Inst code valid The SMA Grid Guard code entered is valid The configured country data set is now unlocked and can be changed If it is a Grid Guard protected country data set the unlocking is valid for a maximum of 10 feed in hours No new update SDcard There is no update file relevant for this inverter on the SD card or the available update has already been carried out Parameters set successfully A new country data set has been configured SD card is read The inverter is currently reading the SD card Set parameter The inverter is setting the configured parameters Upd language table The inverter is updating the language table Update Bluetooth The inverter is updating the Bluetooth component Update communication The inverter is updating the communication component Update completed The inverter has successfully completed the update Update file OK The update file found is valid Update main CPU The inverter is updating the inverter component Update 54851 module The inverter is updating the communication interfa
67. nverter Eech 83 Disposing of the Inverter ee Eege 83 Technical Data von cba 84 Ee 84 Sunny Boy 2500TL Single Tracker 84 Sunny Boy 3000TL Single Tracker 86 General Data adria ia NS 87 Installation Manual SB25 30TLST 2 1 lA en 12 5 Table of Contents SMA Solar Technology AG 13 3 13 4 13 5 13 6 13 7 13 8 13 9 13 10 14 15 Protective Devices 87 Approvals dsd dis 88 Climatic Conditions 88 ad adus as wk hk Rte 89 Electronic Solar Switch 89 Ee EEN 89 Earthing Y ES 89 Data Storage Capacity desto car 89 Accessorles i ple ee eda e une aen d aine 90 Contact 24 d NN ver e ee y 91 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Information on this Document 1 Information on this Document 1 1 Validity This document is valid for the following device types SB 2500TLST 21 SB 3000TLST 21 1 2 Target Group This document is for skilled persons Only skilled persons with appropriate qualification are allowed to perform the tasks set forth in this document see Section 2 2 Qualification of Skilled Persons page 11 1 3 Additional Information Additional information is available at www SMA de en Title Document type Miniature Circuitbreaker Technical information Measured Values Operating Parameters and Event Messages Technical descripti
68. oiled clean the enclosure lid the display and the LEDs with clear water and cloth only 9 2 Checking Heat Dissipation If the inverter regularly reduces its power output due to excessive heat temperature symbol on the display lights up this may be for one of the following reasons cooling fins on the rear side of the enclosure are clogged Clean the cooling fins using a soft brush The air ducts at the top are clogged Clean the air ducts using a soft brush 9 3 Checking the Electronic Solar Switch for Wear Check the ESS for wear before plugging it in Result Measure M The metal tongues inside the plug are 1 Insert the handle of the ESS securely into the not damaged or discoloured socket at the bottom of the enclosure 2 Recommission the inverter see Section 7 Commissioning page 51 Wl The metal tongues inside the plug The ESS can no longer safely disconnect the DC side have a brown discolouration or are Replace the ESS handle before attaching it again burned out Order the new ESS handle through the SMA Service Line see Section 15 Contact page 91 2 After replacing the ESS commission the inverter again see Section 7 Commissioning page 51 Installation Manual SB25 30TLST 2 1 lA en 12 61 Slot for SD Card SMA Solar Technology AG 10 Slot for SD Card The SD card is used to import files if you need to perform a firmware update after consulting th
69. on SMA Bluetooth SMA Bluetooth Wireless Technology in Technical information Practice SMA Bluetooth Wireless Technology Technical description Module Technology Technical information Capacitive Leakage Currents Technical information Installation Manual SB25 30TLST 2 1 lA en 12 7 Information on this Document SMA Solar Technology AG 1 4 Symbols Used The following types of safety precautions and general information appear in this document T DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a safety precaution which if not avoided could result in death or serious injury CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury E NOTICE indicates a situation which if not avoided could result in property damage e Information 1 Information provides tips that are valuable for effective installation and operation of the product M This symbol indicates the result of an action Nomenclature The following nomenclature is used in this document Complete designation Designation in this document Sunny Boy 2500TL Single Tracker Inverter product Sunny Boy 3000TL Single Tracker Electronic Solar Switch ESS SMA Bluetooth Wireless Technology Bluetooth 8 B25 30TLST 2
70. onderexcited Feed in phases 1 Connection phases 1 Overvoltage category as per IEC 60664 1 Depending on country setting Efficiency Maximum efficiency Nmax 97 0 European weighted efficiency ney 95 8 Installation Manual SB25 30TLST 2 1 lA en 12 85 Technical Data SMA Solar Technology AG 13 1 2 Sunny Boy 3000TL Single Tracker DC Input Maximum DC power at cos 1 3 200W Maximum input voltage 750V MPP voltage range 213 V 500 V Rated input voltage 400 V Minimum input voltage 125V Initial input voltage 150 V Maximum input current 15A Maximum input current per string 15A Number of independent MPP inputs 1 Strings per MPP input 2 The maximum open circuit voltage that can occur at 10 C cell temperature must not exceed the maximum input voltage AC Output Rated power at 230 V 50 Hz 3 000 W Maximum apparent AC power 3 000 VA Rated grid voltage 230 V AC nominal voltage 220V 230V 240V AC voltage range 180 V 280 V Nominal AC current at 220 V 13 6A Nominal AC current at 230 V 13 1A Nominal AC current at 240 V 125A Maximum output current 14 6 A Total harmonic factor of output current at lt 4 AC total harmonic factor lt 2 AC power gt 0 5 nominal AC power Rated mains frequency 50 Hz mains frequency 50 Hz 60 Hz Operating range at AC mains frequency 50 H
71. r load which may cause arcing Insert the ESS only when the lower enclosure lid is closed Only operate the inverter with the lower enclosure lid closed This will ensure that the DC connectors cannot be readily removed 4 Attach the lower enclosure lid to the enclosure and fasten it using the six screws Use an Allen key AF 3 to tighten the screws in the order shown on the right torque 2 Nm ae Ol 5 f an external DC switch disconnector is in use disconnect it Installation Manual SB25 30TLST 2 1 IA en 12 59 Opening and Closing SMA Solar Technology AG 6 If an ESS is used check it for wear see Section 9 3 Checking the Electronic Solar Switch for Wear 61 and plug it in firmly NOTICE X The ESS can be damaged if it is not connected correctly e Plug the ESS in securely The ESS handle must be flush with the enclosure 7 Check that the ESS is securely in place t 7 7 If a multifunction relay is connected switch on supply voltage to the relay 8 Switch the miniature circuit breaker on 9 Check that the display and the LEDs are indicating a normal operating state see Section 7 Commissioning page 51 M The inverter is now closed and in operation 60 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Maintenance and Cleaning 9 Maintenance and Cleaning 9 1 Cleaning the Inverter If the inverter is s
72. rect on the basis of the display message during re commissioning see Section 7 Commissioning page 51 Check whether the country standard is correct by tapping the display twice and viewing the display messages of the start up phase again or Check that the country standard is correct using the SMA grid guard measuring channel via a communication product 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 rotary switch A to O in order to keep the country data set The settings of each country data set are specified in the operating parameters The parameters can be read using a communication product The description of the operating parameters is available at www SMA de en in the category Technical Description of the respective inverter parameter set A Country data set Display language Grid Guard Country protection O 0 default setting default setting dependent on dependent on parameter set parameter set O l retained English dependent on dependent on parameter set parameter set O 2 retained German dependent on dependent on parameter set parameter set O 3 retained French dependent on dependent on parameter set parameter set O 4 retained Spanish dependent on dependent on parameter set parameter set O 5 retained Italian dependent on dependent on param
73. rter can optionally be fitted with an extra communication interface e g RS485 or Speedwire Webconnect This communication interface will enable the inverter to communicate with specific SMA communication products for information on supported products see www SMA Solar com The communication interface can either be retrofitted or installed ex works if specified in the corresponding order Depending on the type of communication RS485 Bluetooth or Speedwire Webconnect the parameters and messages are displayed differently in the communication products Example How the country data set parameter is displayed e For communication via RS485 parameter CntrySet e For communication via Bluetooth or Speedwire Webconnect parameter Set country standard Installation Manual SB25 30TLST 2 1 lA en 12 21 Product Description SMA Solar Technology AG 4 8 Slot for Multi Function Interface The inverter is equipped with a slot for multi function interfaces This slot is designed to connect simple multi function relay an SMA Power Control Module or a fan retrofit kit The multi function interface can be retrofitted or installed at the factory according to a specific order Multi Function Relay You can configure the multifunction relay for various operating modes The multifunction relay is used for example to switch fault indicators on or off for information on installation and configuration see installation manual of the multi fun
74. rth if their coupling capacity does not exceed 1 4 pF All components must remain within their operating ranges at all times For safety reasons it is not permitted to modify the product or install components that are not explicitly recommended or distributed by SMA Solar Technology AG for this product Only use the Sunny Boy in accordance with the information provided in the enclosed documentation Any other use may result in personal injury or property damage Do not mount the inverter on flammable construction materials Do not mount the inverter in areas where highly flammable materials are stored not mount the inverter in a potentially explosive atmosphere 10 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Safety The enclosed documentation is an integral part of this product Read and observe the documentation Keep the documentation in a convenient place for future reference 2 2 Qualification of Skilled Persons The work described in this document must be performed by skilled persons only Skilled persons must have the following qualifications Knowledge of how an inverter works and is operated Training in how to deal with the dangers and risks associated with installing and using electrical devices and plants Training in the installation and commissioning of electrical devices and plants Knowledge of all applicable standards and directives Knowledge of and adherence
75. s disconnect the inverter from the AC and DC side before starting i l work on the PV array Attach the warning label Risk of burns from electric arc so that it is clearly visible on the external AC disconnection device You must install a separate miniature circuit breaker for each inverter in order to ensure that the inverter can be securely disconnected under load The maximum permissible fuse protection can be found in Section 13 Technical Data page 84 For detailed information and examples of miniature circuit breaker design see the Technical Information Miniature Circuit Breaker at www SMA de en 30 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Electrical Connection DANGER Danger to life due to fire When more than one inverter is connected in parallel to the same miniature circuit breaker the protective function of the miniature circuit breaker is no longer guaranteed This could result in a cable fire or destruction of the inverter Never connect several inverters to the same miniature circuit breaker e Observe the maximum permissible fuse protection of the inverter when selecting the miniature circuitbreaker DANGER Danger to life due to fire When a generator inverter and a load are connected to the same miniature circuit breaker the protective function of the miniature circuitbreaker is no longer guaranteed The currents from the inverter and the electricity gr
76. sistance Inverter device type Inverter serial number Type and number of connected PV modules Four digit event number and display message of the inverter Optional equipment e g communication products Use of a multifunction relay Mounting location SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany www SMA de SMA Service Line Inverters 49 561 9522 1499 Communication 49 561 9522 2499 Fax 49 561 9522 4699 E Mail ServiceLine SMA de Installation Manual B25 30TLST 21 lA en 12 91 SMA Solar Technology AG Legal Provisions Legal Provisions 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 SMA Factory Warranty The current warranty conditions come enclosed with your device These are also available online at www SMA Solar com and can be downloaded and are available on paper from the usual sales channels if required Trademarks All trademarks are recognised 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 mar
77. ssages during the Startup Phase 52 Self Test in Accordance with CEI 0 21 for Plants lt 6 kW 53 cd 53 Abortion of the Self Test eee eee eee 54 Restarting the Sel Test cesses 54 Deactivating Protective Conductor Monitoring 54 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Table of Contents 8 8 1 8 2 8 3 9 9 1 9 2 9 3 10 11 11 1 11 2 11 3 11 4 11 5 11 6 12 12 1 12 2 12 3 12 4 12 5 13 13 1 13 1 1 13 1 2 13 2 Opening and Closing 55 SU AE ad dit uid I atii n 55 Disconnecting the Inverter from Voltage Sources 56 Closing the Inverter df a d odo 59 Maintenance and Cleaning seuls 61 Cleaning the Inverter edu IN ONERE tas aaa IO als 61 Checking Heat Dissipation REOR 61 Checking the Electronic Solar Switch for Wear 61 Slot for SD Card iras 62 Troubleshooting oo oooooocoooomommoo 63 tatao ade 63 Event Messages EEN 64 Error Messages scooter Ibo dais 65 DC Current after AC side Disconnection 74 Checking the PV Array for Earth Faults 75 Checking the Function of the Varistors 77 DECOMMISSIONING Ne KN EN EEN EENS Ne mor EN EEN ECH 81 Dismantling the Inverter coo 81 Replacing the Enclosure Lid gedet sa cc cdd 81 A LR e EROR 83 Storing the I
78. ter the test results into the test report as they appear The self test starts The inverter displays the results of the individual tests for overvoltage undervoltage maximum frequency and minimum frequency The results are displayed three times in succession for ten seconds each Installation Manual SB25 30TLST 2 1 lA en 12 53 Commissioning SMA Solar Technology AG Example Display messages for overvoltage test Name of the test Autotest 59 51 240 00V e Disconnection value Valore di soglia con 230 00 V Normative value Va taratura 253 00V Disconnection time Tempo intervento 0 025 Current mains voltage Tensione di rete Val eff 229 80V 7 3 2 Abortion of the Self Test If during the self test an unexpected disconnection requirement occurs the self test is aborted The same applies if the DC voltage is so low that feed in cannot be continued A message informing you that the self test has been aborted is shown in the display for ten seconds Autotest interroto Restart the self test see Section 7 3 3 7 3 3 Restarting the Self Test Disconnect the miniature circuit breaker and secure against reconnection If the multifunction relay is used switch off the load supply voltage Remove the ESS from the inverter for five minutes and then plug it in again firmly Pen GO eros Restart the inverter The inverter is now back in the start up phase and you can start the self test see Sect
79. the voltage can be adjusted at the feed in point or if it would be acceptable to change the monitored operating limits If the mains voltage is within the tolerance range yet this error is still displayed contact the SMA Service Line Installation Manual SB25 30TLST 2 1 lA en 12 65 Troubleshooting SMA Solar Technology AG Event Message Cause and corrective measures 202 Grid fault The mains voltage has fallen below the permissible range This 205 error can have the following causes Electricity grid disconnected AC cable damaged mains voltage at the termination point of the inverter is too low The inverter disconnects itself from the electricity grid for safety reasons Corrective measures Check whether the miniature circuit breaker has tripped Check the mains voltage and grid connection on the inverter If the mains voltage is outside the permissible range due to local grid conditions ask your network operator if the voltage can be adjusted at the feed in point or if it would be acceptable to change the monitored operating limits If the mains voltage is within the tolerance range yet this error is still displayed contact the SMA Service Line 301 Grid fault The 10 minute average mains voltage is no longer within the permissible range This can be caused by one of the following mains voltage at the termination point of the inverter is too high e The
80. try of installation require an external DC switch disconnector you must install an external DC switch disconnector e Switch off the AC miniature circuitbreaker and disconnect the inverter on the DC side before pulling out the DC connectors CAUTION N Risk of burns due to hot enclosure parts Some parts of the enclosure may become hot during operation Do not touch any parts other than the lower enclosure lid of the inverter during operation NOTICE gt Water and dust intrusion can damage the inverter If the inverter is not equipped with an ESS the electronics in the inverter comply with degree of protection IP65 when closed If the inverter is equipped with an ESS the electronics in the inverter comply with degree of protection IP65 when the inverter is closed and with the ESS plugged in The inverter is then protected against dust and water intrusion The inverter connection area complies with degree of protection IP54 It is protected against interior dust deposits and splash water from all angles When the ESS is not plugged in measures must be taken to protect the inverter against dust and water Replug the ESS after carrying out any work on the inverter Earthing of the PV array Comply with local regulations for the earthing of the modules and the PV array SMA Solar Technology AG recommends connecting the array frame and other electrically conductive surfaces so that there
81. unit Electronic Solar Switch DC overvoltage protection thermally monitored varistors AC short circuit current capability current control Grid monitoring SMA Grid Guard 3 Maximum permissible fuse protection 25A Earth fault monitoring insulation monitoring Ro gt 625 All pole sensitive residual current monitoring unit available optional Installation Manual SB25 30TLST 21 lA en 12 87 Technical Data SMA Solar Technology AG 13 4 Approvals National standard SB 2500TLST 21 SB 3000TLST 21 status 01 13 VDE 0126 1 1 Y Y C10 C11 Z Y PPDS C15 712 1 50438 RD 1699 2011 RD 661 2007 983 11 Y Y G59 2 Y Y VDE AR N 4105 Y Y NRS 97 2 1 Y Y 514777 1EC61727 CEl 0 21 Y Y AS 4777 O In planning stage C10 11 05 2009 Only possible when the phase voltage is 230 V EN 50438 Does not apply to all country standard deviations of EN 50438 RD 1669 and RD 661 2007 contact the SMA Service Line for restrictions in specific regions NRS 97 2 1 This standard stipulates that a special label be attached to the AC distribution to draw attention to the AC side disconnection of the inverter in case of grid failure for more details see NRS 97 2 1 Sec 4 2 7 1 and 4 2 7 2 13 5 Climatic Conditions As per IEC 60721 3 4 Installation type C Class
82. ut transformer The inverter does not have a transformer DC Direct current AC Alternating current Degree of protection IP54 The inverter is protected against interior dust deposits and against splash water from all angles Outdoor The inverter 15 suitable for outdoor installation Proper disposal The inverter must not be disposed of together with the household waste CE marking The inverter complies with the requirements of the applicable EC directives Device class label The product is equipped with a wireless component that complies with the harmonised standards Solar RAL quality mark for solar products The inverter complies with the requirements of the German Institute for Quality Assurance and Labelling Certified safety The inverter complies with the requirements of the European Equipment and Product Safety Act OG 14 Australian mark of conformity The inverter complies with the requirements of the applicable Australian guidelines Installation Manual SB25 30TLST 2 1 lA en 12 17 Product Description SMA Solar Technology AG 4 4 Display The display shows the current operating data of the inverter e g status power input voltage as well as faults and disturbances E ie kw M 7 UW B El kw 0 C qq 0 L Hirt E K H G F
83. z 45 Hz 55 Hz Operating range at AC mains frequency 60 Hz 55 Hz 65 Hz Displacement power factor adjustable 0 8 verexcited 0 Bunderexcited Feed in phases 1 Connection phases 1 Overvoltage category as per IEC 60664 1 Depending on country setting 86 SB25 30TLST 2 1 lA en 12 Installation Manual SMA Solar Technology AG Technical Data Efficiency Maximum efficiency Nmax 97 0 European weighted efficiency ney 96 1 13 2 General Data to IEC 60529 Width x height x depth 490 mm x 488 mm x 185 mm without Electronic Solar Switch Width x height x depth 490 mm x 519 mm x 185 mm with Electronic Solar Switch Weight 23 kg Length x width x height of packaging 597 mm x 617 mm x 266 mm Transport weight 26 kg Climatic category as per IEC 60721 2 1 Operating temperature range 25 C 60 C Maximum permissible value for relative humidity 100 non condensing Maximum operating altitude above MSL 2 000 m Noise emission typical lt 25 dB A Power loss in night mode lt 1W Topology transformerless Cooling concept convection Degree of protection for electronics according to IP65 IEC 60529 Connection area degree of protection according IP54 Protection class according to IEC 62103 13 3 Protective Devices DC reverse polarity protection short circuit diode Input side load disconnect

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