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SUNNY TRIPOWER 15000TL Economic Excellence / 20000TL

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1. 84 14 WCCESSONIOS donen uu Wa EC Sa See a usaha 85 15 CONIC ioi dva Gen eens OD S OE NOU RR REOR V AUR 86 6 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Information on this Manual 1 Information on this Manual 1 1 Validity This manual describes the procedure for mounting installation commissioning maintenance and troubleshooting of the following SMA inverters from firmware version 2 54 Sunny Tripower 15000TL Economic Excellence STP 1 5000TLEE 10 Sunny Tripower 200001 Economic Excellence STP 20000 10 Keep this manual in a convenient place for future reference 1 2 Target Group This manual is for the use of electrically skilled persons The tasks described in this manual must be performed by electrically skilled persons only 1 3 Additional Information You will find further information on special topics such as designing a miniature circuit breaker or the description of the parameters and measured values at www SMA de en Refer to the user manual provided for detailed information on how to operate the inverter The following types of safety precautions and general information appear in this document DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in death or serious injury
2. A2 Extension of the Deactivation 46 Setting the Country Data Set and Language Using Rotary Switches 47 48 Eomae tet 48 Multi Function 49 Communication Interface 49 Activating and Deactivating Reverse Current Protection at 50 Commissioning 52 Commissioning the 52 Display Messages during the StartUp Phase 54 Disconnecting the Inverter from Voltage Sources 55 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Table of Contents 9 9 1 9 2 9 2 1 9 2 2 9 2 3 9 2 4 10 10 1 10 2 10 3 11 11 1 11 2 12 12 1 12 2 12 3 12 4 12 5 13 13 1 13 1 1 13 1 2 13 2 13 3 13 4 13 5 Maintenance and Cleqning 58 Cleaning the 1 58 Checking the Heat 58 Cleaning the Ventilation Grids 59 Cleaning the Fan at the Bottom of the 60 Cleaning the Fan on the LeftHand Side of the Inverter Enclosure 61 Testing the
3. replace the varistors proceed to step 6 Installation Manual STP15 20TLEE A en 23 75 Troubleshooting SMA Solar Technology AG 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 is pointing to the front i e towards the insertion tool 8 Prescrew all screws and the corresponding conical spring washers on the upper enclosure lid and then tighten them in the sequence shown on the right torque 6 0 The toothing of the conical spring washers must point towards the enclosure lid The scope of delivery of the inverter includes a spare screw and conical spring washer DANGER Danger to life due to enclosure lid carrying voltage The earthing of the upper enclosure lid is ensured by the toothed conical spring washers For all six screws attach the conical spring washers with the toothing facing towards the enclosure lid 9 Recommission the inverter as described in Section 7 Commissioning page 52 M The varistors have now been replaced and the inverter is back in operation 76 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology AG Decommissioning 12 Decommissioning 12 1 Dismounting the Inverter l Disconnectthe inverter as described in Section 8 Disconnecting the Inverter from Voltage Sources page 55 2 Release and
4. Use only a switch disconnector or a miniature circuit breaker as a load disconnection unit 30 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 6 3 2 AC Connection Procedure 1 4 remove the lower enclosure lid lift it from the Check the mains voltage and compare it with the permissible voltage range see Section 13 Technical Data page 80 Disconnect the miniature circuit breaker from all three phase conductors and secure against reconnection Release all six captive screws of the lower enclosure lid bottom 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 data set adjust the country data set using the rotary switches as described in Section 6 5 Setting the Country Data Set and Display Language page 40 Remove the adhesive tape from the AC enclosure opening Installation Manual STP15 20TLEE IA en 23 31 Electrical Connection SMA Solar Technology AG 7 Insert the AC cable gland from the outside into the enclosure opening and tighten it from the inside using the counter nut 8 Pull the cable through 9 Raise all five terminals of the AC terminal as far as they will go A N NOTICE E b Risk of fire if two conductors are connected If two conductors are connected to one terminal this may resu
5. e ees eee Rep RETE de 62 M ss tdes ios d cis veo de E RC POR b e doas 63 use de ciated tases a du ie sieh 63 Event Messages 64 Error Message ee aite s nas el PLU AU pd doe eth dod 65 Troubleshooting 72 Checking the PV Array for Earth 72 Checking the Function of the Varistors 74 Decommissioning 77 Dismounting the 77 Replacing the Enclosure 78 Packing Sed aid et ned Paar eas 79 Storing the 79 Disposing of the 79 Technical Data 80 80 Sunny Tripower 15000TL Economic Excellence 80 Sunny Tripower ZOOOOTL Economic Excellence 81 General 82 Protective 83 Climatic 83 PONIES mos tee alin ale ne 83 Installation Manual STP15 20TLEE IA en 23 5 Table of Contents SMA Solar Technology AG 08 07 eae Qusa s hand 84 13 7 Data Storage
6. Strain relief category of the cable glands A Grid Configuration TN C system TN S system TN C S system TT grounding system Approvals as per 03 2013 VDE AR N4105 VDE 0126 1 1 AS4777 C10 11 PPDS UTE C15 712 1 PPC EN50438 RD661 2007 IEC 61727 G59 2 CEI 0 21 NRS 97 1 2 BDEW 2008 RD1699 2011 NEN EN 50438 DIN EN 62109 1 IEC 62109 2 514777 Optional EN 50438 Does not apply to all country standard deviations of EN 50438 IEC 62109 2 In order to meet the requirements of this standard the inverter must either be equipped with a multi function relay used as a fault indication relay or there must be a connection to Sunny Portal with the fault alarm in Sunny Portal activated RD 1699 and RD 661 2007 Contact the SMA Service Line for restrictions in specific regions NRS 97 1 2 This standard stipulates that a special label be attached to the AC distribution board to draw attention to the AC side disconnection of the inverter in the event of grid failure for more details see NRS 97 1 2 Sec 4 2 7 1 and 4 2 7 2 82 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG 13 3 Protective Devices Technical Data DC reverse polarity protection Short circuit diode Protection against module reverse currents Diode Input side load disconnect unit DC switch disconnector Utilisation category of the DC switch disconnector DC 21B DC overvoltage protection Ther
7. The firmware version of the internal processors appears first in the text line After an interval of five seconds or after tapping on the enclosure lid the serial number or designation of the inverter and the NetID for communication via Bluetooth will appear The designation of the inverter can be changed via a communication product After another five seconds or by tapping the lid UDE BE H4 again the selected country data set will appear e g VDE AR N4105 HP After a further five seconds or another tap the configured language is displayed example Sprache Deutsch Language English During normal operation the text line of the display will subsequently be blank For event messages displayed in the text line and their meaning refer to Section 10 Messages page 63 Showing display messages again 1 If you want to view the display messages of the start phase again during normal operation double tap the display 54 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Disconnecting the Inverter from Voltage Sources 8 Disconnecting the Inverter from Voltage Sources DANGER Danger to life due to high voltages in the inverter Death from electric shock The inverter operates at high voltages and must be disconnected prior to carrying out any work In addition if the DC connectors are pulled out without first switching off the DC switch disconnector a
8. EN50438 English Yes countries 6 2 EN50438 French Yes 6 3 EN50438 Italian Yes 6 4 EN50438 Spanish Yes 6 5 EN50438 Greek Yes 6 6 EN50438 Czech Yes 6 Z EN50438 Portuguese Yes 6 8 EN50438 Bulgarian Yes 6 EN50438 Polish Yes 6 E NEN EN50438 Dutch Yes Netherlands 7 4 PPDS Czech Yes Czech Republic 7 5 PPDS English Yes Czech Republic 7 PPDS German Yes Czech Republic 7 8 C10 11 2012 French Yes Belgium 7 9 10 11 2012 English Yes Belgium 7 JA CI10 11 2012 German Yes Belgium 7 C10 11 2012 Dutch Yes Belgium A 0 MVtg Directive Yes Germany A 1 MVtg Directive English Yes Flexible A 2 MVtg Directive French Yes France A 3 MVtg Directive Spanish Yes Spain A 4 MVtg Directive Czech Yes Czech Republic A 5 4777 English Yes Israel B O MVtg Directive int German Yes Germany B 1 MVtgDirective int English Yes Flexible B 2 MVtgDirective int French Yes France B 3 MVtgbDirective int Spanish Yes Spain B 4 MVtg Directive int Czech Yes Czech Republic B 8 IEC61727 MEA English No Thailand B IEC61727 PEA English No Thailand C 0 Customer English No Flexible C 1 Customer German No Flexible 2 Customer French No Flexible C 3 Customer Spanish No Flexible 44 STP15 20TLEE IA en 23 Installation SMA Solar Technology AG Electrical Connection A B Country data set Display language SMA Country Grid
9. Installation Manual STP15 20TLEE IA en 23 11 Safety SMA Solar Technology AG Symbol Explanation Outdoor The inverter is suitable for outdoor installation G TEZECHEN Solar RAL quality mark for solar products The inverter complies with the requirements of the German Institute for Quality Assurance and Labelling Device class label The inverter is equipped with a wireless component that complies with the harmonised standards Certified safety The inverter complies with the requirements of the European Equipment and Product Safety Act Australian mark of conformity Korean mark of conformity Chinese mark of conformity STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology Unpacking 3 Unpacking 3 1 Scope of Delivery Check the delivery for completeness and for any visible external damage Contact your specialist dealer if the delivery is incomplete or you find any damage A B er se M N Q R Object Description A Sunny Tripower B 1 Handle of the DC switch disconnector 1 1 Installation manual including user manual document set with declarations and certificates supplementary sheet with the default settings Negative DC connector Positive DC connector 2 Sealing plugs Eye bolt M8 for securing the inverter to the rear panel Cheese
10. Display language keep the country data set Once you have configured the country data set 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 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 B Country data set Display language SMA Country Grid Guard protection O 0 Default setting Default setting Dependent on Dependent on parameter set parameter set O Retained English Dependent 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 42 STP15 20TLEE IA en 23 Installation Manua SMA Solar Technology AG Electrical Connection A B Country data set Display language SMA Country Grid Guard protection O 4 Retained Spanish Dependent on Dependent on parameter set parameter set O 5 Retained Italian Dependent on Dependent on parameter set parameter set O Retained Greek Dependent Dependent on parameter set par
11. Feed In 19 Operating Parameters 19 Reverse Current Protection 20 Installation aa a A 21 Sg elyu ass aa a cases bad a 21 Selecting the Mounting 21 Mounting the 23 Installation Manual STP15 20TLEE IA en 23 3 Table of Contents SMA Solar Technology AG 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 5 3 6 6 6 6 1 6 6 2 6 6 3 6 7 7 1 7 2 Electrical Connection 27 SGlely ati dien 27 Overview of the Connection Area 27 Connection to the Electricity Grid 29 Conditions for AC Connection 29 AC Connection Procedure 31 Connecting the Second Protective 33 Connection of the PV Array 34 Conditions for DC Connection 34 Assembling the DC Connectors ll esee 35 Disassembling the DC 37 Connecting the PV Array DC 38 Setting the Country Data Set and Display Language 40 Checking the Country Data
12. com SMA Italia S r l www SMA ltalia com SMA Japan K K www SMA Japan com SMA Technology Korea Co Ltd www SMA Korea com SMA Middle East LLC www SMA Me com SMA Portugal Niestetal Services Unipessoal Lda www SMA Portugal com SMA Solar Thailand Co Ltd www SMA Thailand com SMA Solar UK Ltd www SMA UK com
13. disconnect all DC connectors To do this insert a flat blade 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 All DC connectors are now disconnected from the inverter The inverter is entirely disconnected from the PV array 3 Remove any connected communication cables from the inverter CAUTION N Risk of burns due to hot enclosure parts Wait 30 minutes for the enclosure to cool down before disassembling 4 Screw off all projecting cable glands 5 If necessary open the padlock 6 Remove the inverter from the rear panel and take the rear panel off the mounting surface Installation Manual STP15 20TLEE A en 23 77 Decommissioning SMA Solar Technology AG 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 transport lids DANGER Danger to life due to electric shock During operation there are high voltages present in the inverter Do not operate the inverter without the upper and lower enclosure lid in place Remove jumper cable 1 If you have deactivated the reverse current protection at input area A by means of the jumper cable you must remove the jumper cable before sending the inverter back to SMA Solar Technology AG Prior to returning your inverter to SMA Solar Tec
14. handle Align the handle of the DC switch disconnector so that the sharp end of the handle points to the left Insert the handle of the DC switch disconnector in the socket at the bottom of the inverter To do this the switch position O must be visible from the front Secure the handle of the DC switch disconnector with the two captive screws torque 2 Nm For this purpose use an Allen key AF 3 Switch the DC switch disconnector on 6 Switch the miniature circuit breaker on Green LED is glowing commissioning successful or M Green LED flashes if irradiation is insufficient grid connection conditions have not yet been reached Wait for sufficient irradiation or M Red LED is glowing a disturbance has occurred Eliminate the fault see Section 11 Troubleshooting page 72 7 If a multifunction relay is connected switch on the supply voltage to the relay 8 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 STP15 20TLEE IA en 23 53 Commissioning SMA Solar Technology AG 7 2 Display Messages during the Start Up Phase Illustrated display messages 1 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
15. head screw M5x10 for attaching the enclosure to the rear panel Cable gland for AC connection Counter nut for cable gland at AC connection Clamping bracket 6 for additional earthing Cheese head screw for earth terminal Conical spring washer for earth terminal f eet Hf o os Cheese head screws M5x20 for upper enclosure lid spares Installation Manual STP15 20TLEE A en 23 13 Unpacking SMA Solar Technology AG Object Description Q 2 Conical spring washers M5 for upper enclosure lid spares R 1 Jumper cable for deactivating the reverse current protection Optional 3 2 Identifying the Inverter You can identify the inverter by the type label The type label is located on the right hand side of the housing The inverter type type model serial number serial no and other device specific characteristics are specified on the type label STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Product Description 4 Product Description 4 1 Sunny Tripower The Sunny Tripower is a PV inverter which converts the direct current of the PV array to grid compliant alternating current and performs three phase feed in into the electricity grid Description A Type label B Ventilation grids LEDs D Display E DC switch disconnector F Lower enclosure li
16. load The maximum permissible fuse protection can be found in Section 13 Technical Data page 80 DANGER A 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 Observe the maximum permissible fuse protection of the inverter when selecting the miniature circuit breaker DANGER A 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 grid can accumulate to form overcurrents which are not detected by the miniature circuit breaker Never connect loads between the inverter and the miniature circuit breaker without fuse protection Always fuse each load separately NOTICE 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
17. out of the accessory kit 2 Insert the stripped earthing cable D under the clamping bracket C maximum conductor cross section 16 mm 3 Fasten terminal C Place the conical spring washer over the screw The grooved side of the conical spring washer must face the screw head Tighten the screw torque 6 0 Nm The teeth of the conical spring washer press into the clamping bracket The earthing cable now has conductive connection to the enclosure Installation Manual STP15 20TLEE IA en 23 33 Electrical Connection SMA Solar Technology AG 6 4 Connection of the PV Array DC 6 4 1 Conditions for DC Connection The inverter has two input areas A and B each with its own reverse current protection In total up to six strings can be connected Requirements for the PV modules of the connected strings Same type Same number of in series connected PV modules Identical alignment ldentical tilt connection cables of the PV modules must be fitted with connectors The DC plug connectors for the DC connectors are included in the scope of delivery Use of Y adaptors I 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 as described in Section 8 D
18. overcurrent has been detected and the inverter has briefly interrupted feed in Check the design and the circuitry of the PV array 68 STP15 20TLEE IA en 23 Installation Manua SMA Solar Technology AG Messages Event no Display message and cause Corrective measures 3901 to lt Waiting for DC start conditions gt Wait until irradiation is higher 3902 lt Start conditions not met gt If the event occurs frequently in the The input power or input voltage of the morning it may be necessary to PV modules is insufficient for feeding into increase the voltage threshold for the the electricity grid start of feed in parameter setting via communication If this event recurs at medium irradiation levels check the PV plant design and the correct circuitry of the PY array 6001 to lt Self diagnosis gt or Contact the SMA Service Line 6438 lt Device disturbance gt see Section 15 Contact page 86 6501 to lt Self diagnosis gt or Ensure sufficient ventilation 6511 lt Overtemperature gt Check heat dissipation as described in The inverter switches off due to excessive Section 9 2 Checking the Heat temperature Dissipation page 58 660310 lt Self diagnosis gt or Contact the SMA Service Line 6604 lt Overload gt see Section 15 Contact page 86 6701 to lt Communication disturbed gt If this event occurs frequ
19. 300 V 100 V 2 100 V 100 V In this case the earth fault is between the second and third PV modules M The earth fault check is now complete Installation Manual STP15 20TLEEIA en 23 73 Troubleshooting SMA Solar Technology AG 11 2 Checking the Function of the Varistors If the inverter displays event number 7401 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 N Destruction of the inverter due to overvoltage j 3 If varistors are missing or defective the inverter is no longer protected against overvoltages Replacement varistors should be obtained without delay n PV plants with a high risk of overvoltages never operate the inverter without varistors Check the varistors as described below l Disconnectthe inverter see Section 8 Disconnecting the Inverter from Voltage Sources page 55 DANGER Danger to life due to high voltages in the inverter Death from electric shock There is residual voltage in the inverter The inverter takes 20 minutes to discharge Wait 20 minutes before you open the upper enclosure lid or the DC lid CAUTION Risk of burns due to hot components
20. A Solar Technology Messages Event no Display message and cause Corrective measures 701 lt Frequency not permitted gt 5 far as possible check the mains lt Check parameter gt frequency and observe how often The mains frequency is outside the major fluctuations occur permissible range The inverter If there are frequent fluctuations and this error disconnects itself from the electricity grid occurs as a result ask your network operator for safety reasons if it would be acceptable to change the operating parameters Discuss the proposed parameters with the SMA Service Line 1302 lt Waiting for grid voltage gt or Check AC installation lt Installation failure grid connection gt Adjust the connection as described in lt Check grid and fuses gt Section 6 3 Connection to the The inverter has detected an error in the Electricity Grid AC page 29 AC cabling and cannot connect to the Check that the country setting is correct electricity grid The reason for this could be an incorrect country setting s AMA Pero switch see Section 6 5 1 Checking the Country Data Set page 42 Via communication set the parameter CntrySet or Set country standard 1501 lt Reconnection fault grid gt Check that the country setting is correct The measured voltage or frequency is Via the rotary switch too high or too low for connection to the see Section 6 5 1 Checking the electricit
21. Belgi sterreich Siehe Deutschland Polska Patrz esko Czechy Portugal SMA Solar Technology Portugal 351 212377860 Unipessoal Lda Lisboa Rom nia Vezi esko Cehia Schweiz Siehe Deutschland Slovensko pozri esko esk republika South Africa SMA Solar Technology Toll free 27 12 643 1785 South Africa Pty Ltd worldwide Centurion Pretoria United SMA Solar UK Ltd 44 1908 304899 Kingdom Milton Keynes EM a SMA Hellas AE 30 210 9856 666 SMA Solar Thailand Co Ltd 66 2 670 6999 NNN Installation Manual STP15 20TLEE lA en 23 87 Contact SMA Solar Technology AG SMA Technology Korea Co Ltd 82 2 508 8599 SMA Beijing Commercial Company 86 010 56701361 Ltd 469 EX SMA Japan K K 81 0 3 3451 9530 971 2 698 5080 SMA Middle East LLC e uy A pall baai Other countries International SMA Service Line Niestetal Toll free worldwide 00800 SMA SERVICE 800 762 7378423 88 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology 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 purp
22. CAUTION A CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE indicates situation which if not avoided can result in property damage Installation Manual STP15 20TLEE IA en 23 7 SMA Solar Technology AG Information on this Manual e Information 1 Information provides tips that are valuable for effective installation and operation of the product This symbol indicates the result of an action 8 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Safety 2 Safety 2 1 Appropriate Usage The Sunny Tripower is a PV inverter which converts the direct current of the PV array to grid compliant alternating current and performs three phase feed in into the electricity grid Principle of a PV Plant with Sunny Tripower Inverter PV modules Distribution Electricity grid PEI Z71 4 20 40 Lip The Sunny Tripower is suitable for indoor and outdoor use The Sunny Tripower must only be operated with PV arrays of protection class Il in accordance with IEC 61730 application class A Do not connect any energy sources other than PV modules to the Sunny Tripower f Capacitive leakage currents 1 PV modules with large capacities relative to earth such as thinfilm PV modules with cells metallic substrate may only be used if their coupling capacity do
23. E IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 6 3 Connection to the Electricity Grid AC 6 3 1 Conditions for AC Connection You must 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 device you must use a device that triggers in 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 Selecting a Residual Current Protective Device at www SMA de en Cable Requirements External diameter 14 mm to 25 mm e Conductor cross section max 16 mm with bootlace ferrule max 10 mm2 Stripping length 12 mm The cable must be dimensioned in accordance with any local and national directives on cable dimensions which specify requirements for the minimum conductor cross section Examples of factors influencing cable dimensioning are nominal AC current type of cable routing method cable bundling ambient temperature and maximum desired line losses for calculation of line losses see design software Sunny Design from software version 2 0 at www SMA de en Connection of a Second Protective Conductor In
24. Guard protection C 4 Customer Italian No Flexible C 5 Customer Greek No Flexible C Customer Czech No Flexible D O OftGrid60 English No Flexible D 1 Off Grid60 German No Flexible D 2 OffGrid60 French No Flexible 3 OffGrid O Spanish No Flexible D 4 OffGrid60 Italian No Flexible D 5 OffGrid60 Greek No Flexible D 6 OffGrid60 Czech No Flexible 0 OftGrid50 English No Flexible E 1 OffGrid50 German No Flexible E 2 OffGrid50 French No Flexible 3 OftGrid50 Spanish No Flexible E 4 OffGrid50 Italian No Flexible E 5 OffGrid50 Greek No Flexible E OffGrid50 Czech No Flexible 0 SD Card SD Card No Flexible a Setting in accordance with VDE AR N 4105 for PV plants gt 13 8 kVA Germany b Setting in accordance with CEI 0 21 for PV plants with external grid and plant protection gt 6 kVA Italy i Planned If the inverter is not set to the installation country there are several ways of configuring the required country data set Setting via two rotary switches as described in Section 6 5 3 Setting the Country Data Set and Language Using Rotary Switches page 47 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 t
25. V array ensure that the AC miniature circuit breaker is disconnected from all three phase conductors and that it cannot be reconnected NOTICE N Destruction of the inverter due to overvoltage If the voltage of the PV 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 I NOTICE o Excessive voltages can destroy the multimeter Only use multimeters with a DC input voltage range up to at least 1 000 V 1 Check the connection cables 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 of over 10 C the No open circuit voltage of the PV modules should not o exceed 90 of the maximum input voltage of the inverter If this is not the case review the plant design and the PV module circuitry Otherwise the maximum inverter input voltage may be exceeded at low ambient temperatures 2 Check the strings for earth faults as described in Section 11 1 Checking the PV Array for Earth Faults page 72 38 STP 1 5 20TLEE IA en 23 Installation Manual SMA Solar Technology Electrical Connection 3 Check the assembled DC connectors for correct polarity and connec
26. age of the inverter Mounting location Optional equipment e g communication products Use of a multifunction relay Australia SMA Australia Pty Ltd Toll free for 1800 SMA AUS Sydney Australia 1800 762 287 International 61 2 9491 4200 Belgien SMA Benelux bvba sprl 32 15 28 67 30 Belgique Mechelen Belgi Cesko SMA Central amp Eastern Europe s r o 420 235 010 417 Praha Danmark Se Deutschland Tyskland Deutschland SMA Solar Technology AG Medium Power Solutions Niestetal Wechselrichter 49 561 9522 1499 Kommunikation 49 561 9522 2499 SMS mit R ckruf 49 176 888 222 44 Hybrid Energy Solutions Sunny Island 49 561 9522 399 Power Plant Solutions Sunny Central 49 561 9522 299 Espa a SMA Ib rica Tecnologia Solar 5 1 0 34 900 14 22 22 Barcelona 86 STP 15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Contact France SMA France S A S Medium Power Solutions Lyon Onduleurs 33 0 4 72 09 04 40 Communication 33 0 472 09 04 41 Hybrid Energy Solutions Sunny Island 33 0 4 72 09 04 42 Power Plant Solutions Sunny Central 33 0 4 72 09 04 43 India SMA Solar India Pvt Ltd 91 022 61713844 Mumbai Italia SMA Italia S r l 39 02 89347 299 Milano luxemburg Siehe Belgien Luxembourg Voir Belgien Belgique Magyarorsz g l sd esko Csehorsz g Nederland zie Belgien
27. aily energy yield 63 days Daily yields 30 years Event messages for users 250 events Event messages for installers 250 events 84 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG 14 Accessories Accessories You will find the corresponding accessories and spare parts for your product in the following overview If required you can order these from SMA Solar Technology AG or your specialist dealer Designation Brief description SMA order number Replacement varistors Set of thermally monitored varistors STP TV9 3 pieces RS485 retrofit kit RS485 interface DM 485CB 10 Speedwire Webconnect Data module for communication via SWDM 10 Data Module Speedwire W ebconnect for data exchange with Sunny Portal Multifunction relay Multifunction relay for retrofitting in PV MFROT 10 inverters Ventilation grids 1 ventilation grid as spare part 45 10899080 SUNCLIX DC connector Field plug for conductor cross sections of 2 5 mm to 6 mm SUNCLIX FC6 SET Installation Manual STP15 20TLEEIA en 23 85 Contact 15 Contact If you have technical problems concerning our products please contact the SMA Service Line We will need the following data in order to provide you with the necessary assistance Inverter device type Inverter serial number Type and number of connected PV modules SMA Solar Technology AG Fourdigit event number or display mess
28. ains frequency 50 Hz 44 Hz to 55 Hz Operating range at AC mains frequency 60 Hz 54 Hz to 65 Hz Displacement power factor adjustable 0 8 verexcited 10 to O 8 underexcited Feed in phases 3 Connection line conductors 3 Overvoltage category as per IEC 60664 1 Depending on country setting Installation Manual STP15 20TLEE IA en 23 81 Technical Data SMA Solar Technology AG Efficiency Maximum efficiency Nmax 98 5 European weighted efficiency ney 98 2 13 2 General Data Width x height x depth 665 mm x 680 mm x 265 mm with handle of DC switch disconnector Weight 45 kg Length x width x height of packaging 780 mm x 380 mm x 790 mm Transport weight 53 kg Climatic class as per IEC 6072 1 3 4 AKAH Environment category Outdoors Degree of pollution outside the enclosure 3 Degree of pollution inside the enclosure 2 Operating temperature range 25 C to 60 C Maximum permissible value for relative humidity 100 non condensing Maximum operating altitude above MSL 3 000 m Noise emission typical 51 dB A Power loss in night mode lt 1W Topology Transformerless Cooling concept OptiCool temperature controlled fan Fan connection Designed for safe disconnection in accordance with DIN EN 62109 1 according to EN 50262 Degree of protection as per IEC 60529 IP65 Protection class according to IEC 62103
29. ameter set O Z Retained Czech Dependent on Dependent on parameter set parameter set 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 JA Retained Dutch Dependent on Dependent on parameter set parameter set O Retained Slovenian Dependent on Dependent on parameter set parameter set O C Retained Bulgarian Dependent Dependent on parameter set parameter set O D Retoined Polish Dependent on Dependent on parameter set parameter set 1 0 VDEO126 1 1 Germany Switzerland 1 6 VDEARNA105 HP German Yes Germany 1 8 VDEO126 1 1 French Yes Switzerland France 1 9 VDE 0126 1 1 UTE French Yes France 2 O VDEO126 1 1 Italian Yes Switzerland 2 8 AS4777 3 English No Australia 2 CEI0 21ExiP 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 l 502 2009 English No South Korea 5 2 KEMCO 502 2009 Korean No South Korea 5 A 59 2 English No England Installation Manual STP15 20TLEEIA en 23 43 Electrical Connection SMA Solar Technology AG B Country data set Display language SMA Country Grid Guard protection 6 0 EN50438 German Yes Various EU 6 l
30. communicate via Bluetooth deactivate the Bluetooth communication see Section 6 6 1 Bluetooth page 48 This will protect your PV plant from unauthorised access Varying parameter display e 1 Depending the type of communication RS485 or Bluetooth the parameters and messages are displayed differently on the communication products Example display of parameter for fan test f you are using RS485 parameter CoolSys FanTst f you are using Bluetooth parameter Fan test 18 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Product Description 4 5 Multi Function Relay The inverter may be equipped with a multifunction relay The multifunction relay is an interface for error messages or for controlling loads Disturbances can be transmitted to a fault indicator For this purpose the multi function relay switches the fault indicator on and off The multifunction relay can control a load via a contactor For this purpose the inverter determines when the load is switched on and off depending on the operating parameters and measured values You can configure the multifunction relay for various operating modes see manual of the multi function relay available at www SMA de en Error message required by standards 1 In some countries an error message is required by standards e g IEC 62109 2 In order to meet the requirements of IEC 62 109 2 either the multifunction relay must be used as a fault
31. cted 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 ten feed in hours after commissioning or after the last change 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 parameter 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 Itis 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 block a data set enter the digit sequence 54321 instead of the password into the SMA Grid Guard code field The data set can only be unlocked by entering a personal ten digit SMA Grid Guard code which is valid for a maximum of ten feed in hours The application form for the personal access code 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 u e Changing parameters in SMA Grid Guard protected country data sets 1 If the parameters within protected country data sets are changed these are longer protected and instead of the standard ADJ or Special setti
32. cting the inverter to the PV array 3501 lt Insulation resistor gt Check the strings for earth faults as lt Check PV array gt described in Section 11 1 Checking The inverter has detected an earth fault in the PV Array for Earth Faults the PV array page 72 installer of the PV array must remedy any earth faults before the affected string is reconnected 3601 High leakage current gt Check the strings for earth faults as lt Check PV array gt described in Section 11 1 Checking The leakage current from the inverter and the PV Array for Earth Faults the PV array is too high page 72 This can be caused by a sudden earth The installer of the PV array must fault a residual current or a malfunction remedy any earth faults before the affected string is reconnected The inverter interrupts feed in operation immediately after exceeding a threshold and then automatically reconnects to the electricity grid 3701 Residual current too high gt Check the strings for earth faults as lt Check PV array gt described in Section 11 1 Checking The inverter has detected a residual the PV Array for Earth Faults current due to transient PV array 72 earthing installer of the PV array must remedy any earth faults before the affected string is reconnected 3801 lt DC overcurrent gt If this event occurs frequently lt Check PV array gt On the DC side of the inverter an
33. ction line conductors 3 Overvoltage category as per IEC 60664 1 III Depending on country setting 80 STP15 20TLEE IA en 23 Installation SMA Solar Technology AG Technical Data Efficiency Maximum efficiency Nmax 98 5 European weighted efficiency ney 98 3 13 1 2 Sunny Tripower 20000TL Economic Excellence DC Input Maximum DC power at cos 1 20 450 W Maximum input voltage 1 000 V MPP voltage range at 230 V AC 580 V to 800 V Rated input voltage 580V Minimum input voltage at 230 V AC 570 V Initial input voltage 620 V Maximum input current 36A Maximum input current per string 36A Number of independent MPP inputs 1 Strings per MPP input 6 The maximum open circuit voltage which can occur at a cell temperature of 10 C must not exceed the maximum input voltage AC Output Rated power at 230 V 50 Hz 20 000 W Maximum apparent AC power cos 1 20 000 VA Rated grid voltage 3 N PE 230 V 400 V AC voltage range 160 V to 280 V Nominal AC current at 230 V 29A Maximum output current 29 A Maximum output current in case of faults 50 Total harmonic factor of the output current with lt 2 6 total harmonic factor of the AC voltage lt 2 AC power gt 0 5 rated power Maximum residual output current 96 mA Rated mains frequency 50 Hz AC mains frequency 50 Hz 60 Hz Operating range at AC m
34. d G Upper enclosure lid Optional Installation Manual STP15 20TLEE IA en 23 15 Product Description 4 2 Display The display shows the current operating data of the inverter e g status power input voltage as well as errors and disturbances SMA Solar Technology AG Description 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 Line conductor assignment The phase conductor assignment indicates the phase conductor for which output current or output voltage is currently being displayed 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 the output current output current of the respective phase conductor The display automatically switches between the three connected phase conductors 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 16 STP15 20TLEE IA en 23 Installation Manua SMA Solar Technology AG Product Description Item D
35. dangerous electric arc can occur Disconnect the inverter as described in this section CAUTION N Risk of burns due to hot DC lid During operation the DC lid on the left hand side of the connection area can get hot care not to touch the DC lid when working in the connection area NOTICE N Electrostatic discharge can damage the inverter Internal components of the inverter can be irreparably damaged by electrostatic discharge Earth yourself before touching any components 1 Disconnect the miniature circuitbreaker from all three phase conductors and secure against reconnection 2 If a multifunction relay is connected disconnect its supply voltage and ensure that it cannot be reconnected 3 If an integrated or external DC switch disconnector is installed switch it off Wait until the LEDs display and fault indicator have gone out 5 DC switch disconnector is installed unscrew and pull out the handle For this purpose use an Allen key AF 3 Installation Manual STP15 20TLEE IA en 23 55 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 6 Loosen all six captive screws of the enclosure lid 7 remove the lower enclosure lid lift it up from the bottom 8 Ensure that LT L2 and L3 are disconnected from voltage sources to N For this purpose use a test probe with a maximum diameter of 2 mm 56 STP15 20TLEEIA en 23 Installation Man
36. described in Section 8 Disconnecting the Inverter from Voltage Sources page 55 2 Wait for the fan to stop rotating Cleaning the Fan Guards 3 To dismantle the fan guard Press both detents on the right hand edge of the fan guard to the right using a screwdriver and release from the retainer Carefully remove the fan guard 4 Clean the fan guard with a soft brush a paint brush a cloth or compressed air Cleaning the Fan 5 Press the detents in towards the centre 6 Remove the fan by pulling it slowly and carefully downwards 7 Unlock and remove the plug The fan cables are long enough to let you lift the fan out sufficiently to disconnect the plugs inside the inverter 8 Remove the fan and clean it with a soft brush a paint brush or a cloth and water Damage to the fan through use of compressed air Do not use compressed air to clean it This could damage the fan 9 After cleaning reassemble everything in reverse order 10 Check the function of the fan as described in Section 9 2 4 Testing the Fans page 62 60 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Maintenance and Cleaning 9 2 3 Cleaning the Fan on the Left Hand Side of the Inverter Enclosure 1 Disconnect the inverter as described in Section 8 Disconnecting the Inverter from Voltage Sources page 55 2 Turn the rotary fastener of the ven
37. e inverter in a potentially explosive atmosphere CAUTION Risk of injury due to the heavy weight of the inverter approximately 53 kg Take the weight of the inverter into account during transport Select a suitable mounting location and mounting surface When mounting the rear panel use fastening material suitable for the mounting surface Two people are needed to mount the inverter CAUTION N Risk of burns due to hot enclosure parts Mount the inverter in such way that it cannot be touched inadvertently 5 2 Selecting the Mounting Location Take the following requirements into consideration when selecting the mounting location The mounting method and location must be suitable for the weight and dimensions of the inverter see Section 13 Technical Data page 80 Mount on a solid surface The mounting location must at all times be clear and safely accessible without the use of additional aids such as scaffolding lifting platforms Non tulfilment of these criteria may restrict execution of servicing Installation Manual STP15 20TLEE IA en 23 21 Installation SMA Solar Technology AG Mount vertically or tilted backwards by max 15 The connection area must face downwards e Never mount the device with a forward tilt Never mount the device with a sideways tilt Do not mount horizontally Mount the inverter at eye level Given the weig
38. e relevant display messages whenever an error occurs The event numbers for the displayed error messages appear above the text line By tapping on the enclosure lid you can scroll through multi line messages If the error exists over a long period of time the red LED glows and the multi function relay is activated In addition depending on the severity of the disturbance the spanner or telephone receiver symbol on the display will light up Spanner disturbance which can be remedied on site see table below Telephone receiver device disturbance P Contact the SMA Service Line The mains voltage has fallen below the permissible range This error can have the following causes Electricity grid disconnected AC cable damaged The mains voltage at the termination point of the inverter is too low The inverter disconnects itself from the electricity grid for safety reasons Event no Display message and cause Corrective measures 101 to lt System incident gt Check the mains voltage and grid 103 The mains voltage has exceeded the connection on the inverter permissible range This error can have the mains voltage is outside the permissible the following causes range due to local grid conditions ask your The mains voltage at the network operator if the voltage can be termination point of the inverter is adjusted at the feed in point or if it would be too high acceptable to c
39. ed the inverter feeds into o7t the electricity grid When the grid relay is open the inverter is disconnected from the electricity grid Electricity grid 4 3 DC Switch Disconnector The DC switch disconnector is optional If you have ordered the inverter with DC switch disconnector it will be pre installed in the inverter on delivery By means of the DC switch disconnector you can manually close or interrupt the electric circuit between the PV array and the inverter The DC switch disconnector enables the safe disconnection of the inverter from the PV array Disconnection takes place at all poles 4 4 Communication The inverter is equipped with a Bluetooth interface as standard A multifunction relay and an additional communication interface e g 85485 can be retrofitted The inverter can communicate with special 5 communication products e g data logger software or other inverters via the communication interfaces for information on supported communication products see www SMA de en The inverter parameters can only be set via SMA communication products If you communicate via Bluetooth you can protect the inverter with a plant password for the user and a plant password for the installer All inverters are delivered with the same factory installed plant passwords You must change the plant passwords using a communication product in order to protect the PV plant from unauthorised access If you do not
40. ently 6702 A fault has occurred in the internal Contact the SMA Service Line communication of the inverter However see Section 15 Contact page 86 the inverter continues feeding into the grid 6801 to lt Self diagnosis gt or Contact the SMA Service Line 6802 lt Input A defective gt see Section 15 Contact page 86 7001 to lt Sensor fault fan permanently on gt Contact the SMA Service Line 7002 see Section 15 Contact page 86 7008 lt Disturbance sensor display Contact the SMA Service Line temperature gt see Section 15 Contact page 86 7101 lt SD card defective gt Re format the SD card Resave the files to the SD card 7102 lt Parameter file not found or defective gt Copy the parameter file into the SD card drive PARASET directory 7105 lt Parameter setting failed gt Check whether the parameters of the SD card are valid Ensure change rights via SMA Grid Guard code 7106 Update file defect gt Reformat the SD card Re save the files to the SD card Installation Manual STP15 20TLEE IA en 23 69 Messages SMA Solar Technology AG Event no Display message and cause Corrective measures 7110 lt No update file found gt Copy the update file into the SD card drive UPDATE directory 7201 to lt Data storage not possible gt Ifthis fault occurs often contact the 7202 An internal device
41. es not exceed 500 nF During feed in operation a leakage current flows from the cells to earth The size of this leakage current depends on the mounting type of the PV modules e g foil on metal roof and on the weather rain snow This normal leakage current must not exceed 50 mA as otherwise the inverter would automatically disconnect from the electricity grid as a protective measure For further information on this subject see the Technical Information Capacitive Leakage Currents at www SMA de en When designing the PV plant ensure that the permitted operating range of all components is complied with at all times The free design program Sunny Design version 2 0 or higher see www SMA de en SunnyDesign will assist you in this The manufacturer of the PV modules must have approved the PV modules for use with the Sunny Tripower You must also ensure that all measures recommended by the module manufacturer for the long term maintenance of the module properties are taken see also Technical Information Module Technology at www SMA de en Do not use the Sunny Tripower for purposes other than those described here Alternative uses modifications to the Sunny Tripower or the installation of components not expressly recommended or sold by SMA Solar Technology AG void the warranty claims and operation permission Installation Manual STP15 20TLEE IA en 23 9 Safety SMA Solar Technology AG 2 2 Safety Precautions DANGER Danger to li
42. escription Explanation L Text line The text line shows event messages M Power and yield curve The diagram shows the power curve over the last 16 feed in hours or the energy yields over the last 16 days Tap the display once to switch between views Symbols on the Display Symbol ES Description Tap symbol Explanation You can operate the display by tapping it Single tap the backlight switches on or the display scrolls to the next display message Tapping twice the display successively shows the firmware version the serial number or designation of the inverter the Bluetooth NetID the configured country data set and 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 Inverter power limitation is active due to excessive temperature Power limitation External active power limitation via the Power Reducer Box is active amp Le vw 3 lt PV array Installation Manual STP15 20TLEEIA en 23 17 Product Description SMA Solar Technology AG Symbol Description Explanation Inverter Grid relay When the grid relay is clos
43. fault that does not SMA Service Line see Section 15 prevent the inverter from feeding power Contact page 86 to the grid 7303 lt Update main CPU failed gt Contact the SMA Service Line Internal device fault see Section 15 Contact page 86 7305 lt Update 54851 module failed gt Retry update An internal device fault that does not Ifthis fault occurs again contact the prevent the inverter from feeding power SMA Service Line see Section 15 to the grid Contact page 86 7307 lt Bluetooth update failed gt Re ry update An internal device fault that does not Ifthis fault occurs again contact the prevent the inverter from feeding power SMA Service Line see Section 15 to the grid Contact page 86 7311 lt Update language table failed gt Retry update An internal device fault that does not Ifthis fault occurs again contact the prevent the inverter from feeding power SMA Service Line see Section 15 to the grid Contact page 86 7401 Varistor defective gt Check the varistors as described in At least one of the thermally monitored Section 1 1 2 Checking the Function of varistors is defective the Varistors page 74 7702 to lt Self diagnosis gt or Contact the SMA Service Line 7703 lt Device disturbance gt see Section 15 Contact page 86 8001 lt Derating occurred gt If this event occurs frequently The power supplied by the inverter has Ensure sufficient ven
44. fe due to electric shock When exposed to sunlight the PV array generates a dangerous direct voltage which is present in the DC conductors or the live components in the inverter Do not touch the DC conductors Do not touch live components in the inverter Prior to performing any work on the inverter always disconnect it from any voltage sources as described in this document see Section 8 Disconnecting the Inverter from Voltage Sources page 55 CAUTION N Risk of burns due to hot enclosure parts During operation the upper enclosure lid and the enclosure body may get hot Only touch the lower enclosure lid during operation Earthing of the PV array 1 Comply with the local regulations for earthing the modules and the PV array SMA Solar Technology AG recommends connecting the array frame and other electrically conductive surfaces so that there is continuous conduction and earthing them in order to ensure maximum protection for property and persons J 2 3 Explanation of Symbols 2 3 1 Symbols on the Inverter Symbol Explanation Operation indicator Shows the operating state of the inverter A disturbance hos occurred BA Read Section 11 Troubleshooting page 72 to remedy the disturbance SMA Bluetooth Wireless Technology e Shows the status of Bluetooth communication Danger to life due to high voltages in the inverter C X aa There is residual volta
45. fe due to enclosure lid carrying voltage The earthing of the upper enclosure lid is ensured by the toothed conical spring washers For all six screws attach the conical spring washers with the toothing facing towards the enclosure lid Installation Manual STP15 20TLEE IA en 23 51 Commissioning SMA Solar Technology AG 7 Commissioning 7 1 Commissioning the Inverter 1 The following conditions must be fulfilled before commissioning Correct mounting see Section 5 Correct country setting see Section 6 5 AC cable correctly connected see Section 6 3 DC cable correctly connected PV strings see Section 6 4 Unused DC inputs are closed using the corresponding DC connectors and sealing plugs see Section 6 4 4 All enclosure openings are closed The miniature circuit breaker is correctly sized 2 Dockthe lower enclosure lid at an angle and attach The captive screws must protrude 3 Prescrew all six screws and then tighten them in the sequence shown on the right torque 2 0 Nm For this purpose use an Allen key AF 3 4 If an external DC switch disconnector is installed switch it off 52 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology AG Commissioning 5 If the inverter is equipped with an integrated DC switch disconnector plug the handle in and switch it on Setthe handle of the DC switch disconnector to position O so thatthe captive screws are visible in the
46. ge in the inverter The inverter takes 20 minutes to lt dischorge Wait 20 minutes before you open the upper enclosure lid or the DC lid 10 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology AG Safety Symbol Explanation NOTICE danger Observe the connection requirements for a second protective conductor in Section 6 3 1 Conditions for AC Connection page 29 QR Code Links to additional information on the inverter can be found at www SMA Solar com 2 3 2 Symbols on the Type Label Explanation Beware of hazardous voltage The inverter operates at high voltages All work on the inverter must be carried out by skilled persons only Warning of hot surface The inverter can get hot during operation Avoid contact during operation Observe all documentation supplied with the inverter lx The inverter must not be disposed of together with the household waste For more information on disposal see Section 12 5 Disposing of the Inverter page 79 rN CE morking The inverter complies with the requirements of the applicable EC directives The inverter does not have a transformer Direct current DC 3N VU Three phase alternating current AC with neutral conductor IP65 Degree of protection IP65 The product is protected against dust intrusion and water jets from any angle
47. hange the monitored The grid impedance at the termination point of the inverter is If the mains voltage is within the tolerance too high range but this error is still displayed contact The inverter disconnects itself from the MS ROL electricity grid for safety reasons 202 to lt System incident gt Check the triggering of the miniature 203 circuit breaker 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 but this error is still displayed contact the SMA Service Line Installation Manual STP15 20TLEE IA en 23 65 Messages SMA Solar Technology AG Event no Display message and cause Corrective measures 301 lt System incident gt Check the mains voltage at the The ten minute average of the mains termination point of the inverter voltage is no longer within the If due to local grid conditions the mains permissible range voltage exceeds the configured threshold This can be caused by one of the ask the network operator whether the voltage following can be adjusted at the feed in point or whether it would be acceptable to modify the dibs mromevoligge ot hresho
48. he help of a communication product Installation Manual STP15 20TLEE IA en 23 45 Electrical Connection SMA Solar Technology AG 6 5 2 Extension of the Deactivation Limits The deactivation criteria voltage frequency are specified by the country parameters The inverters have the additional country data set MVtgDirective Internal Medium Voltage Directive Germany This parameter expands the deactivation limits of the inverter for voltage and frequency to a maximum minimum This country setting may only be selected if the plant or the inverter is operated with external three phase decoupling protection which will automatically disconnect the inverter from the electricity grid if non permissible voltage and frequency values occur Device protection is still guaranteed DANGER Electric shock due to missing external decoupling protection If you set the country data set MVtgDirective Internal Medium Voltage Directive Germany you may only operate the inverter with external three phase decoupling protection Without external three phase decoupling protection the inverter will not disconnect from the electricity grid when the standard requirement is exceeded Install external three phase decoupling protection 46 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 6 5 3 Setting the Country Data Set and Language Using Rotary Switches l Disconnectthe inverter see Section 8 Disc
49. hnology AG you must replace the upper and lower enclosure lids of your inverter with the corresponding transport lids DANGER Danger to life due to high voltages in the inverter Death from electric shock After disconnecting the inverter there is residual voltage in the inverter The inverter takes 20 minutes to discharge Wait 20 minutes before you open the upper enclosure lid or the DC lid 1 Disassemble the inverter as described in Section 12 1 Dismounting the Inverter page 77 2 Release the screws of the upper enclosure lid For this purpose use an Allen key AF 4 3 Pull the upper enclosure lid forwards to remove it Remove the two transport lids from the replacement device in the same manner 5 If in place remove the jumper cable for deactivating the reverse current protection and install it in the replacement device see 6 7 Activating and Deactivating Reverse Current Protection at Input Area A page 50 78 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Decommissioning 6 Prescrew the upper enclosure lid of your inverter to the replacement device with the 6 enclosure lid screws and corresponding conical spring washers and then tighten them in the sequence shown on the right torque 6 0 For this purpose use an Allen key AF 4 The toothing of the conical spring washers must point towards the enclosure lid The scope of delivery of the inverter includes a s
50. hout any specified country of installation the default country setting is VDE AR N4 105 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 circuit breaker on If an unprogrammed switch setting is selected the inverter displays an error message The last valid setting is retained 40 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 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 prote
51. ht of the device this will facilitate disassembly if service work is necessary The 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 In living areas do not mount the unit on plasterboard walls or similar in order to avoid audible vibrations When in use the inverter emits noises which may be perceived as a nuisance in a living area Observe the recommended clearances to walls other inverters or other objects as shown in the diagram This ensures adequate heat dissipation and sufficient room to operate the optional DC switch disconnector 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 excessively high temperatures details on temperature derating can be found in the Technical Information Temperature Derating at www SMA de en 22 STP15 20TLEE IA en 23 Installation Manual Installation SMA Solar Technology AG 5 3 Mounting the Inverter 1 Use the rear panel as a drilling template and mark the positions of the drill holes 637 6 mm _ 1 1 N 20 mm 7x _
52. indicator and configured accordingly or a connection to Sunny Portal must be available and the fault alarm must be activated in Sunny Portal for information on fault alarm via e mail see the Sunny Portal user manual at www SMA Solar com 4 6 Feed In Management The Sunny Tripower is reactive power capable and can feed reactive power into the grid via the setting of a default value for the displacement power factor cos Additionally this inverter is also equipped with advanced feed in management functions e g power limitation and dynamic grid support You can enable and configure these functions depending on the requirements set by the network operator You can find detailed information on setting the parameters of these functions in the Technical Description Measured Values and Parameters at www SMA de en in the Technical Description category for the respective inverter 4 7 Operating Parameters Various operating parameters control the functional performance of the inverter Apart from the country data set the operating parameters of the inverter can only be adjusted using an SMA communication product information on the parameters can be found in the Technical Description Parameters and Measured Values at www SMA Solar com 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 3 Setting the Country Data Set and Language Using Rotar
53. ing page 52 Activation of settings 1 j The Bluetooth settings will only be applied once the inverter has been commissioned 48 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 6 6 2 Multi Function Interface The inverter is equipped with a slot for multi function interfaces This slot is designed to connect a simple multi function relay or an SMA Power Control Module The interface can either be retrofitted installed at the factory according to a specific order or included in the regular scope of delivery 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 function 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 6 6 3 Communication Interface The inverter can be fitted with an extra communication interface e g RS485 This communication interface will enable the inverter to communicate with special SMA communication products or other inverters for information on supported products see www SMA de en The interface can either be retrofi
54. ing or flashing sufficient to run the main CPU Check the setting of the rotary switches The selected rotary switch setting see Section 5 4 2 for the language settings is not Enter the SMA Grid Guard code programmed parameters to be changed are protected 9007 lt Abort self test gt Check AC installation Adjust the connection as described in Section 6 3 Connection to the Electricity Grid AC page 29 Check for correct country settings as described in Section 6 5 Setting the Country Data Set and Display Language page 40 The self test is only required for installations in Italy Installation Manual STP15 20TLEE IA en 23 71 Troubleshooting SMA Solar Technology AG 11 Troubleshooting 11 1 Checking the PV Array for Earth Faults If the inverter displays event numbers 3501 3601 or 3701 there is a high probability of an earth fault in the PV array Check the strings for earth faults as described below 1 Disconnect the inverter as described in Section 8 Disconnecting the Inverter from Voltage Sources page 55 DANGER Danger to life due to live PV array Only touch the cables of the PV array on their insulation Do not connect strings with earth faults to the inverter NOTICE o Excessive voltages can destroy the multimeter Only use multimeters with a DC input voltage range up to at least 1 000 V 2 Measure the voltages betwee
55. inside the inverter Wait until the components inside the inverter have cooled down 2 Release the screws of the upper enclosure lid For this purpose use an Allen key AF 4 3 Pull the enclosure lid forwards to remove it 74 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology Troubleshooting 4 Remove all varistors Together with the replacement varistors you should have received an insertion tool for operating the terminals If not please contact SMA Solar Technology AG 5 Use a multimeter to check each varistor to see if there is a conductive connection between terminals 2 and 3 Result Measure M There is a conductive The varistor is functional Presumably there is a different error in the connection inverter Proceed to step 8 Contact the SMA Service Line see Section 15 Contact page 86 M There is no conductive The respective varistor is defective and needs to be replaced connection Varistor failure is due to influences which affect all varistors similarly temperature age induced overvoltages SMA Solar Technology AG recommends replacing all varistors The varistors are specially manufactured 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 85 Only use original varistors that are sold by SMA Solar Technology AG
56. isconnecting the Inverter from Voltage Sources page 55 34 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection Ifthe inverter is not equipped with a DC switch disconnector but this is mandatory in the country of installation install an external DC switch disconnector Atthe DC input of the inverter the following limits must not be exceeded Maximum input voltage Maximum input current 1 000 V DC 36 A DC No mixed connections at input areas 1 For instance if the positive pole of a string is connected at input area A and the negative pole of the same string is connected at input area B this is called a mixed connection Only connect strings at one input area and never mix the input areas A and Otherwise the inverter will not comply with the requirements of the EMC directive directive on the electromagnetic compatibility of devices and will forfeit its operating licence 6 4 2 Assembling the DC Connectors For connection to the inverter all connection cables of the PV modules must be equipped with the DC connectors provided To assemble the DC connectors proceed as follows Be sure to observe the correct polarity The DC connectors have the symbols and Cable Requirements Use a PV1 F cable 2 5 to 6 mm 510 8 mm 12mm Procedure 1 Lead the stripped cable all the way into the plug Installation Manual STP15 20TLEE IA en 23 35 E
57. ld for power quality monitorin termination point of the inverter is ee d too high If the mains voltage is permanently within the M tolerance range and this error is still s dhe grid impedance er the displayed contact the SMA Service Line termination point of the inverter is too high The inverter disconnects to assure compliance with the power quality of the electricity grid 401 to System incident gt Check the grid connection for strong 404 The inverter is no longer in grid parallel shorHerm frequency variations operation and has stopped feed in for safety reasons 501 System incident gt If possible check the mains frequency The mains frequency is not within the and observe how often major permissible range The inverter fluctuations occur disconnects itself from the electricity grid If there are frequent fluctuations and this error for safety reasons 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 lt System incident gt Check the grid connection for direct The internal monitoring function of the current inverter has detected an excessively high If this event occurs often check with the proportion of direct current in the line network operator whether it is possible current to raise the monitoring threshold 66 STP 15 20TLEE IA en 23 Installation Manual SM
58. lectrical Connection 2 Push the clamping bracket down The clamping bracket clicks audibly into place 3 Ensure that the cable is correctly positioned SMA Solar Technology AG lt DA Result M If the stranded wires are visible in the chamber of the clamping bracket the cable is correctly positioned Measure Proceed to step 4 M If the stranded wires are not visible Loosening the clamping bracket insert a chamber the cable is not correctly screwdriver blade width 3 5 mm into the positioned clamping bracket and lever it out Y KN Ay Remove the cable and go back to step 1 4 Push the swivel nut up to the thread and tighten torque 2 0 Nm STP15 20TLEE IA en 23 36 Installation Manual SMA Solar Technology Electrical Connection 6 4 3 Disassembling the DC Connector 1 Unscrew the swivel nut 2 Unlocking the DC connector insert a screwdriver blade width 3 5 mm into the snap slot on the side and lever it out 3 Carefully pull the DC connector apart 4 Loosening the clamping bracket insert a screwdriver blade width 3 5 mm into the clamping bracket and lever it out 5 Remove the cable Installation Manual STP15 20TLEE A en 23 37 Electrical Connection SMA Solar Technology AG 6 4 4 Connecting the PV Array DC DANGER Danger to life due to high voltages in the inverter Before connecting the P
59. lt in a poor electrical contact which could pose a risk of overheating or fire Never connect more than one conductor per terminal Connect 11 L2 L3 N and the protective conductor PE to the AC terminal in accordance with the labelling L1 12 3 N PE To do this the PE insulated wire must be 5 mm longer than the L and N insulated conductors Land N must not be swapped The direction of rotation of L1 L2 and L3 is not relevant CAUTION Danger of crushing when terminals snap shut The terminals close by snapping down fast and hard Press the terminals down with your thumb only do not grip the sides of the terminal between fingers and thumb Keep fingers away from the terminals 11 Close all terminals of the AC terminal until they snap into place 32 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 12 Tighten the swivel nut firmly to the cable gland H 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 6 3 3 Connecting the Second Protective Conductor If required by the installation the earth terminal can be used to connect a second protective conductor or as equipotential bonding 1 Take the clamping bracket cheese head screw M and conical spring washer M
60. m of ten feed in hours lt No new update on the SD card gt There is no update file relevant for this inverter on the SD card or the available update has already been carried out lt Grid parameter unchanged gt The selected switch setting is not programmed or there is no country data set available on the SD card lt Parameters set successfully gt All parameters of the SD card e g country data set have been successfully applied lt SD card is read gt The inverter is currently reading the SD card lt Set parameter gt The inverter is configuring the parameters from the SD card settings lt Update completed gt The inverter has successfully completed the update lt Update Bluetooth gt The inverter updates the Bluetooth component lt Update display gt The inverter is updating the display lt Update main CPU gt The inverter is updating the inverter component lt Update communication gt The inverter is updating the communication component lt Update RS4851 module gt The inverter is updating the RS485 communication interface lt Update language table gt The inverter is updating the language table lt Update file OK gt The update file found is valid 64 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG 10 3 Error Messages Messages The text line on the display shows th
61. mally monitored varistors AC short circuit current capability Current control Grid monitoring SMA Grid Guard 4 Maximum permissible fuse protection 50 0A Earth fault monitoring Insulation monitoring Rio gt 200 All pole sensitive residual current monitoring unit Installed Optional 13 4 Climatic Conditions As per IEC 60721 3 4 Installation Type C Class 4K4H Extended temperature range 25 C to 60 C Extended humidity range 0 to 100 Extended air pressure range 79 5 kPa to 106 kPa As per IEC 60721 3 4 Transport Type E Class 2K3 Temperature range 25 C to 70 C 13 5 Features DC connection SUNCLIX DC connector AC connection Spring clamp terminal Display LC graphic display Bluetooth As standard RS485 galvanically isolated Optional Multifunction relay Optional Installation Manual STP15 20TLEEIA en 23 83 Technical Data SMA Solar Technology AG 13 6 Torques Upper enclosure lid screws 6 0 Nm Lower enclosure lid screws 2 0 Nm Screws in the handle of the 2 0 Nm DC switch disconnector Additional earth terminal 6 0 Nm Cheese head screws M5x10 for securing the 6 0 Nm enclosure to the rear panel SUNCLIX swivel nut 2 0 Nm RS485 communication connection 1 5 Nm Multifunction relay fastening screw 1 5 Nm Optional 13 7 Data Storage Capacity D
62. munication with a communication product via Bluetooth is activated by default Networking with other inverters via Bluetooth is deactivated by default The following setting options are possible via a rotary switch Switch position Setting NetID 0 Bluetooth communication is deactivated 1 Communication via Bluetooth with communication product possible networking with other inverters default setting 2 to F Networking via Bluetooth with other inverters is activated If you do not communicate using Bluetooth deactivate the Bluetooth communication on your inverter This will protect your PV plant from unauthorised access 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 to F However this is only necessary if neighbouring plants are located 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 Determine a free NetID using Sunny Explorer see Sunny Explorer user manual 2 Disconnect the inverter see Section 8 Disconnecting the Inverter from Voltage Sources page 55 3 Set the arrow on the righthand rotary switch C to the required position using a screwdriver blade width 2 5 mm 4 Commission the inverter see Section 7 Commission
63. n the positive pole of each string and the earth potential PE 3 Measurethe 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 72 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology AG Troubleshooting 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 Result You have detected an earth fault Measure The installer of the PV array must remedy the earth fault in the affected string You can determine the location of the earth fault as described below Do not the faulty string Recommission the inverter as described in Section 7 Commissioning page 52 You have not detected an earth fault It is likely that one of the thermally monitored varistors is defective Check the varistors as described in Section 11 2 Checking the Function of the Varistors page 74 Location of the Earth Fault The approximate position of the earth fault can be determined from the ratio of the measured voltages between plus to earth potential and Example V 200V ME EC SS 100 V 100 V minus to earth potential V
64. ng 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 Installation Manual STP15 20TLEE A en 23 41 Electrical Connection 1 L d Further information on parameter settings SMA Solar Technology AG corresponding user manual for your communication product For detailed information on making adjustments and changing parameters see the 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 configuration 6 5 1 Checking the Country Data Set Make sure that the inverter is set to the country of installation Before commissioning Check thot the country data set of the inverter is correct by using the supplementary sheet provided and comparing this to the default settings of the inverter After commissioning Checkthat the country data set is correct using the display message during re commissioning see Section 7 Commissioning page 52 Check that the country data set is correct by tapping the display twice and viewing the display messages of the startup phase again or Checkthat the country data set is correct using the SMA grid guard measurement channel via an SMA communication product i 2
65. o 1 0 0 N 2 E E 203 2 203 2 3 zs 228 6mm 228 6 mm 260 260 E 4 s 1 lt Display O O 1 lt 647 7 mm 2 Mount the rear panel To do this use one upper hole on the right and one on the left plus the hole in the middle STP15 20TLEE IA en 23 Installation Manual Installation SMA Solar Technology AG 3 Hook the inverter into the rear panel ensuring that the inverter enclosure is flush with the rear panel Fortwo people to transport the inverter hold the inverter by the recessed grips at the bottom and the top edge of the enclosure lid For transport by crane you can attach two ring bolts to the top of the inverter see A M10 diameter 10 mm To do this remove the filler plugs and screw in the ring bolts as far as they will go 4 Remove the ring bolts after transport and re insert the filler plugs 5 Release all six captive screws of the lower enclosure lid 6 To remove the lower enclosure lid lift it from the bottom 7 To secure the enclosure from being lifted off screw the supplied eye bolt into the drill hole provided Fasten the eye bolt hand tight 24 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Installation fasten the underside of the enclosure with the two M5x10 cheese head screws s
66. onnecting the Inverter from Voltage Sources page 55 DANGER Danger to life due to high voltages in the event of electricity grid failure If you set the inverter to Off Grid50 Island mode 50 Hz or Off Grid60 Island mode 60 Hz you may not operate the inverter on the electricity grid but only on the stand alone grid because the inverter does not then satisfy any country specific standards or directives In the event of electricity grid failure this will prevent the danger of backfeed If the inverter is set to Off Grid50 Island mode 50 Hz or Off Grid60 Island mode 60 Hz never operate the inverter directly on the electricity grid 2 Setthe rotary switches A and B with a screwdriver blade width 2 5 to the desired position see table in Section 6 5 1 Checking the Country Data Set page 42 Temporarily setting the display language 1 to English To set the display language to English 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 To reset the display language back to the original language push the left switch 1 down until it locks into place Use an object with a small tip e g a ballpoint pen to do this 3 Commission the inverter see Section 7 Commissioning page 52 Installation Manual STP15 20TLEE IA en 23 47 Electrical Connection SMA Solar Technology AG 6 6 Communication 6 6 1 Bluetooth Com
67. oses of evaluating the product or its correct implementation is allowed and does not require permission SMA Manufacturer s 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 marks 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 STP15 20TLEE IA en 23 91 SMA Solar Technology SMA Solar Technology AG www SMA de SMA Australia Pty Ltd www SMA Australia com au SMA Benelux bvba sprl www SMA Benelux com SMA Beijing Commercial Company Ltd www SMA China com cn SMA Central amp Eastern Europe 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 U www SMA Iberica com SMA Solar India Pvt Ltd www SMA India
68. pare screw and conical spring washer DANGER Danger to life due to enclosure lid carrying voltage The earthing of the upper enclosure lid is ensured by the toothed conical spring washers For all six screws attach the conical spring washers with the toothing facing towards the enclosure lid 7 Screw the lower enclosure lid of your inverter onto the replacement device 8 Nowattach the two transport lids of the replacement device to your inverter in the same manner M Your inverter is now ready to be sent back to SMA Solar Technology AG 9 Mountand connect the replacement device see Section 5 3 Mounting the Inverter page 23 and Section 6 Electrical Connection page 27 12 3 Packing the Inverter f the original packaging is available the inverter should be packed in its original packaging and secured with tension straps 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 within the range 25 C to 60 C 12 5 Disposing of the Inverter Dispose of the inverter at the end of its service life in accordance with the current locally applicable disposal regulations for electronic waste Alternatively send it back to SMA Solar Technology AG with shipping paid by sender and labelled ZUR ENTSORGUNG FOR DISPOSAL contact see page 86 Ins
69. pm PV Inverters SUNNY TRIPOWER 15000TL Economic Excellence SUNNY TRIPOWER 20000TL Economic Excellence Installation Manual STP15 20TLEE4A en 23 Version 2 3 Cn SMA Solar Technology AG Table of Contents Table of Contents 1 1 1 1 2 1 3 2 2 1 2 2 2 3 2 3 1 2 3 2 3 3 1 3 2 4 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 5 5 1 5 2 5 3 Information on this 7 a susya au 7 Target Group aco d T ERES NR 7 Additional Information 7 Safety cbe xa AR a eigen ede es 9 Appropriate 9 Safety gt 10 Explanation of Symbols 10 Symbols onthe Inverter Ser Ee Up Re h Ea e 10 Symbols on the Type 11 Rr ORE ud 13 Scope ol Delivery se teta ib CR OR o i a r a iiss 13 Identifying the Inverter 14 Product Description 15 Sunny 15 Display ose oe ee es dur oa ee 16 DC 5 18 RUE AE dates 18 Multi Function 19
70. some installation countries a second protective conductor is required to prevent a touch current in the event of a malfunction in the original protective conductor For installation countries falling within the scope of validity of the IEC standard 62109 the following requirements are applicable Installation of protective conductor at the AC terminal with a conductor cross section of at least 10 mm or installation of a second protective conductor on the earth terminal with the same cross section as the original protective conductor on the AC terminal see Section 6 3 3 Connecting the Second Protective Conductor page 33 In each case observe the applicable regulations for the site Installation Manual STP15 20TLEE IA en 23 29 Electrical Connection SMA Solar Technology AG Overvoltage Category The inverter can be deployed in grids of installation category Ill or lower as defined under IEC 60664 1 This means that it can be permanently connected at the grid connection point in a building In installations involving long cable routes outdoors additional overvoltage reducing measures must be taken so that the overvoltage category is reduced from IV to III for further information see the Technical Information Overvoltage Protection at www SMA Solar com Switch Disconnector You must install a separate three phase miniature circuit breaker for each inverter so that the inverter can be safely disconnected under
71. t them to the inverter M The DC connectors click audibly into place To release the DC connectors see Section 12 1 Dismounting the Inverter page 77 4 In order to seal the inverter all unused DC inputs must be closed using DC connectors and sealing plugs Sealing plugs I 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 1 the thread 5 Am Insert the sealing plug into the DC connector Fasten the DC connector torque 2 0 Nm Installation Manual STP15 20TLEE A en 23 39 Electrical Connection SMA Solar Technology AG Insert the DC connectors with sealing plugs into the corresponding DC inputs on the inverter M The DC connectors click audibly into place 5 Ensure that all DC connectors are securely in place M You can now commission the inverter as described in Section 7 Commissioning page 52 The following connections and settings are optional 6 5 Setting the Country Data Set and Display Language The inverter can be configured for various countries This can be done prior to commissioning via two 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 wit
72. tallation Manual STP15 20TLEE IA en 23 79 Technical Data SMA Solar Technology AG 13 Technical Data 13 1 DC AC 13 1 1 Sunny Tripower 15000TL Economic Excellence DC Input Maximum DC power at cos 1 15 260 W Maximum input voltage 1 000 V MPP voltage range at 230 V AC 580 V to 800 V Rated input voltage 580V Minimum input voltage at 230 V AC 570 V Initial input voltage 620 V Maximum input current 36A Maximum input current per string 36A Number of independent MPP inputs 1 Strings per MPP input 6 The maximum open circuit voltage which can occur at cell temperature of 10 C must not exceed the maximum input voltage AC Output Rated power at 230 V 50 Hz 15 000 W Maximum apparent AC power cos 1 15 000 VA Rated grid voltage 3 N PE 230 V 400 V AC voltage range 160 V to 280 V Nominal AC current at 230 V 21 7A Maximum output current 24 0A Maximum output current in case of faults 50 Total harmonic factor of the output current at total lt 2 6 harmonic factor of the AC voltage lt 2 AC power gt 0 5 rated power Maximum residual output current 96 mA Rated mains frequency 50 Hz AC mains frequency 50 Hz 60 Hz Operating range at AC mains frequency 50 Hz 44 Hz to 55 Hz Operating range at AC mains frequency 60 Hz 54 Hz to 65 Hz Displacement power factor adjustable 0 8 verexcited 10 to O 8 underexcited Feed in phases 3 Conne
73. tatic 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 A B C D Object Description DC lid Plug for connecting the optional multi function relay Plug for connecting the optional RS485 communication module Terminal for grid connection Switch for changing the display language to English for service purposes Rotary switch for setting the Bluetooth NetlD Screw for releasing and raising the display Rotary switch for setting the country data set and the display language xz Q mimo no Fe gt Slot for SD card for service purposes only Installation Manual STP15 20TLEE IA en 23 27 Electrical Connection SMA Solar Technology AG F Object Description A Socket for the handle of the DC switch disconnector B Enclosure opening M20 for the optional multifunction relay Enclosure opening M32 for optional communication via RS485 D Additional enclosure opening M20 E Enclosure opening M32 for the AC connection F DC connectors for connecting the strings Optional 28 STP15 20TLE
74. tilation been reduced to below nominal power e Check heat dissipation as described in for more than ten minutes due to Section 9 2 Checking the Heat excessive temperature Dissipation page 58 70 STP 1 5 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Messages There is either an error in the AC installation or the set voltage and frequency limits do not comply with the requirements of the ltalian electricity grids Event no Display message and cause Corrective measures 8801 to The display is blank The inverter Wait until the temperature has risen 8803 continues feeding into the electricity grid above 25 C This error can have the following causes Contact the SMA Service Line ambient temperature is so low see Section 15 Contact page 86 that the display disconnects to protect itself Theinverter cannot identify the display type No display is connected or the connection is defective 9002 lt Inst code invalid gt nter a valid SMA Grid Guard code The SMA Grid Guard code entered personal installer password is not valid 9003 lt Grid parameter locked gt Enter a valid SMA Grid Guard code The current country data set is locked for changing the country data set 9005 lt Changing grid param not possible gt Make sure that there is sufficient lt Ensure DC supply gt DC voltage available green LED DC voltage at the DC input is not glow
75. tilation grid in the direction of the arrow until the notch is in a vertical position 3 Remove the ventilation grid 4 Wait for the fan to stop rotating 5 Press the detents in towards the centre 6 Remove the fan by pulling it slowly and carefully out sideways Installation Manual STP15 20TLEE IA en 23 61 Maintenance and Cleaning SMA Solar Technology AG 7 Unlock and remove the plug The fan cables are long enough to let yov lift the fan out sufficiently to disconnect the plugs inside the inverter 8 Remove the fan and clean it with a soft brush a paint brush or a cloth and water NOTICE k o Damage to the fan through use of compressed air Do not use compressed air to clean it This could damage the fan 9 After cleaning reassemble everything in reverse order 10 Check the function of the fans as described in Section 9 2 4 Testing the Fans page 62 9 2 4 Testing the Fans Testing the fans 1 To test the fans you will need a special data capture device e g Sunny WebBox a PC with appropriate software e g Sunny Explorer in order to change the parameters of the inverter You will also need the installer password to access the installer mode 1 Enter the installer password 2 In the installer mode set the parameters CoolSys FanTst or Fan test to On Check the air flow in both fans The inverter takes cooling air in from the bottom left and blo
76. tted installed at the factory according to a specific order or included in the regular scope of delivery You can only set the operating parameters of the inverter via SMA communication products You can only set the country data set of the inverter via the two rotary switches in the inverter prior to commissioning or within the first ten operating hours Display of parameters 1 Depending on the type of communication RS485 or Bluetooth the parameters and messages are displayed differently on the communication products Example of how the country data set parameter is displayed For communication with RS485 CntrySet parameter For communication with Bluetooth parameter Set country standard Installation Manual STP15 20TLEE IA en 23 49 Electrical Connection SMA Solar Technology AG 6 7 Activating and Deactivating Reverse Current Protection at Input Area A Reverse current protection is activated upon delivery If you are using both input areas reverse current protection must be activated at both input areas If you are using only input area A you can deactivate the reverse current protection at input area A which will slightly increase the inverter efficiency The reverse current protection at input area B cannot be deactivated The procedure for deactivating and reactivating the reverse current protection at input area A is described below Requirements for deactivating reverse current protection Inp
77. ttom of the inverter next to the connection area and the other on the lefthand side of the enclosure under the ventilation grid If the fan enclosure is just covered in loose dust you can clean it with a vacuum cleaner If you do not achieve satisfactory results with a vacuum cleaner you can dismantle the fan for cleaning as described in the following sections 58 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology Maintenance and Cleaning 9 2 1 Cleaning the Ventilation Grids The inverter takes cooling air in from the bottom left and blows it out again through the ventilation grids at the top Clean the ventilation grids if they are soiled i NOTICE o N Risk of damage to the inverter through intrusion of insects ventilation grids must not be removed permanently otherwise the device will not be protected against the intrusion of insects 1 Turn the rotary fastener of the ventilation grid in the direction of the arrow until the notch is in a vertical position 2 Remove the ventilation grid 3 Clean the ventilation grid with a soft brush a paint brush or compressed air Re attach the ventilation grid to the inverter 5 Turnthe notch of the rotary fastener back 90 to a horizontal position Installation Manual STP15 20TLEE IA en 23 59 Maintenance and Cleaning SMA Solar Technology AG 9 2 2 Cleaning the Fan at the Bottom of the Inverter 1 Disconnect the inverter as
78. ual SMA Solar Technology AG Disconnecting the Inverter from Voltage Sources 9 Ensure that L1 L2 and L3 are disconnected from voltage sources to PE If a multifunction relay is installed in the inverter ensure that it is disconnected from all voltage sources as follows Release the screw in the display and flip the display up until it clicks into place Ensure that all terminals of the multifunction relay are disconnected from voltage sources to PE DANGER Danger to life due to high voltages in the inverter Death from electric shock There is residual voltage in the inverter Wait 20 minutes before opening the upper enclosure lid Do not open the DC lid inverter is now dead and work can be carried out on it Installation Manual STP15 20TLEE IA en 23 57 Maintenance and Cleaning SMA Solar Technology AG 9 Maintenance and Cleaning 9 1 Cleaning the Inverter If the inverter is soiled clean the enclosure lid the display and the LEDs with clear water and a cloth only 9 2 Checking the Heat Dissipation If the inverter regularly goes into derating due to excessive heat temperature symbol on the display illuminates this may be due to one of the following reasons The ventilation grids on the sides are clogged with dirt Clean the ventilation grids as described below One of the fans is clogged The inverter has two integrated fans for cooling One of these is located at the bo
79. upplied torque 6 0 Nm 8 In order to secure the enclosure to the rear panel l 9 Check that the inverter is securely in place M The inverter is now securely mounted to the wall If the inverter is not to be connected immediately re attach the lower enclosure lid Dock the lower enclosure lid at an angle and attach The captive screws must protrude Pre screw all six screws and then tighten them in the sequence shown on the right torque 2 0 Nm Installation Manual STP15 20TLEE IA en 23 25 Installation SMA Solar Technology AG Optional Anti Theft Protection To protect the inverter from theft you can fasten it to the rear panel with a padlock The padlock must meet the following requirements AG Size 6 mm to 8 mm diameter B B 23 mm to 29 mm C 23 mm to 28 mm D 39 mm to 50 mm D E 13 mm to 18 mm Stainless Hardened shackle k D N Secured lock cylinder Storage of the key 1 Keep the key in a safe place in case it is needed for service purposes 1 Put the shackle of the padlock through the eye of the previously mounted eye bolt and close the padlock M The inverter is now protected against theft 26 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Electrical Connection 6 Electrical Connection 6 1 Safety NOTICE o Electros
80. ut area B must not be used The reverse current resistance of the PV modules must be complied with Procedure 1 If the inverter is in operation disconnect it see Section 8 Disconnecting the Inverter from Voltage Sources page 55 2 Release the screws of the upper enclosure lid For this purpose use an Allen key AF 4 3 Pull the upper enclosure lid forwards to remove it Jumper cable Use only the supplied jumper cable to deactivate the reverse current protection 4 Deactivate or activate the reverse current protection at input area A as follows To deactivate the reverse current protection insert both ends of the jumper cable into the yellow terminals as far as they will go Do not kink the cable 50 STP15 20TLEEIA en 23 Installation Manual SMA Solar Technology AG Electrical Connection To activate the reverse current protection remove both ends of the jumper cable from the yellow terminals one after the other To do so insert a screwdriver blade width 3 5 mm into the rectangular opening on the terminal and remove the cable end 5 Pre screw all screws and the corresponding conical spring washers on the upper enclosure lid and then tighten them in the sequence shown on the right torque 6 0 Nm The toothing of the conical spring washers must point towards the enclosure lid The scope of delivery of the inverter includes a spare screw and conical spring washer DANGER Danger to li
81. ws it out again through the ventilation grids at the top Listen for any unusual noise which could indicate incorrect installation or a fault in the fans 4 Afterthe test set the parameter CoolSys FanTst or Fan test back to the Off position The fan test is now complete 62 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG 10 Messages 10 1 LED Signals Position of the LEDs Messages No display messages if no DC voltage is present Measurements and the display of messages can only be carried out when there is sufficient DC voltage green LED flashing or glowing Description Status Explanation A Green LED Glowing Operation Flashing Grid connection conditions are not yet met B Red LED Glowing Errors Blue LED Glowing Bluetooth communication is activated Flashing The inverter has been identified via Sunny Explorer by setting the Find device parameter Installation Manual STP15 20TLEEIA en 23 63 Messages 10 2 Event Messages SMA Solar Technology AG During an update relevant display messages are shown in the text line of the display Message lt Inst code valid gt Description The SMA Grid Guard code entered is valid The configured country data set is now unlocked and can be changed If the configured country data set is protected the unlocking is valid for a maximu
82. y Switches page 47 Installation Manual STP15 20TLEE IA en 23 19 Product Description SMA Solar Technology AG 4 8 Reverse Current Protection Each inverter input area is equipped with a diode as reverse current protection This prevents any reverse currents occurring between the input areas If only input area A is in use and the reverse current resistance of the PV modules is complied with the reverse current protection at input area A can be bypassed see Section 6 7 Activating and Deactivating Reverse Current Protection at Input Area A page 50 Bypassing the reverse current protection slightly increases inverter efficiency The reverse current protection at input area B cannot be deactivated Input area String 1 Al Reverse current protection String 2 A2 55 String 3 A3 MPPT Input area B String B1 String 2 B2 p Reverse current protection Sting 3 B3 20 STP15 20TLEE IA en 23 Installation Manual SMA Solar Technology AG Installation 5 Installation 5 1 Safety DANGER Danger to life due to fire or explosion 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 th
83. y grid Country Data Set page 42 It may be that a changed country data Via communication set the set or changed parameters do not parameter CntrySet or correspond to the local requirements for Set country standard connecting to the electricity grid Check whether the voltage and frequency of the electricity grid are within the limits of the configured country data set If individual parameters within a country data set have been changed re select the original country data set for the country of installation 3301 to lt Unstable operation gt Wait until irradiation is higher 3303 There is not enough power at the DC input of the inverter for stable operation This may be caused by snow on the PV modules If this event recurs at medium irradiation levels check the PV plant design and the correct circuitry of the PY array Installation Manual STP15 20TLEE IA en 23 67 Messages SMA Solar Technology AG Event no Display message and cause Corrective measures 3401 lt DC overvoltage gt Immediately disconnect the lt Disconnect generator gt inverter from the PV array as The DC input voltage connected to the described in Section 8 inverter is too high Disconnecting the Inverter from Voltage Sources page 55 Otherwise the inverter could be destroyed Check that the DC voltage of the strings is in compliance with the maximum input voltage of the inverter before reconne

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