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WINDY BOY 5000A / 6000A

1. 48 Commissioning the 48 Display Messages in the Startup Phase 49 Self4est in Accordance with DK 5940 Ed 2 2 Applies to Italy 50 Starting the Self Test by 50 Completion of the Selftest 0 0 0 esee 51 Operating States of the Inverter 55 Opening and 56 Safe owe tcs asista cages aaa 56 Opening the 57 Closing the 59 WBSA_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Table of Contents 8 1 8 2 8 2 1 8 2 2 8 3 9 9 1 9 2 9 3 9 3 1 9 3 2 10 10 1 10 2 10 3 10 4 11 11 1 11 1 1 11 1 2 11 2 11 3 11 4 11 5 11 6 11 7 11 8 Maintenance and 61 Cleaning the 1 61 Checking the Heat 61 a 61 Fan 63 Cleaning the Ventilation Grids 64 65 Blink 65 Biren Messages
2. 3 x per second permanently on off ground fault or varistor defective flashing slowly off off OK 1 x per second waiting grid monitoring goes off briefly permanently on off ground fault or varistor approx 1 x per second defective off off OK derating off off off OK nighttime deactivation on flashing Fault permanently on off ground fault or varistor defective on flashing ground fault or varistor defective and disturbance Installation Manual WB5A_6A IA IEN1 14540 65 Troubleshooting SMA Solar Technology AG 9 2 Error Messages When a disturbance occurs the inverter generates a display message depending on the operating mode and the detected disturbance Message Description and Corrective Measures IPV Overvoltage IDISCONNECT DC Overvoltage at DC input Overvoltage can destroy the inverter Corrective measures Disconnect the inverter immediately 1 Stop the small wind turbine system 2 Disconnect the miniature circuit breaker 3 Remove all DC connectors 4 Checkthe DC voltage If the DC voltage is above the maximum input voltage check the plant design DC voltage is under the maximum input voltage reconnect the small wind turbine system to the inverter as described in Section 5 4 4 Connecting the Small Wind Turbine System DC page 34 If the display message is repeated disconnect the inverter again and contact SMA Se
3. 2 2 De De a o U S92 52 9 5 5 279 os T 5 5 2s 9 5 a 5 Tole 59mm i H eal eco TN r yh m 583mm 1340mm 1340mm 583 mm 25 0 mm 25 0 18 _ 1 14540 Installation Manual SMA Solar Technology AG Mounting CAUTION Risk of injury due to the heavy weight of the inverter The inverter weighs approx 62 kg Mount the wall mounting bracket with the appropriate mounting material depending on the surface Use the side handles top and bottom a steel rod maximum diameter 30 mm for transport and mounting The rod must be pushed through the enclosure openings 2 Secure the wall mounting bracket to the wall using appropriate screws and washers 97 BE IS 3 4 i 3 the inverter to the wall mounting bracket using the special opening at the rear of the enclosure Installation Manual WB5A_6A IA IEN 114540 19 Mounting SMA Solar Technology AG 4 Screw the inverter onto the wall mounting bracket __ on both sides using the screws M6x8 provided Only fasten the screws hand tight 5 Check to ensure that the inverter is securely in place 6 Close the recessed grips with the ventilation grids provided To help you identify the sides the ventila
4. Ue 66 Red LED Permanently On 71 Checking the Small Wind Turbine System for a Ground Fault 71 Checking the Function of the Varistors lesse 72 DECOMMISSIONING id hace 74 Disassembling the Inverter 74 Peeking Ne nello s ates Gat dun ua edet ot a n aea 75 Storing the 75 Disposing of the 1 75 Technical Data 76 ar 76 Windy 5000 RAR RR 76 With ach E RE 78 General Data 80 Protective 80 National Standards 81 Climatic 81 AAA EE EM M ME 82 doe dod do bb eos eon ath A ber d did d 82 Distribution Systems 82 Installation Manual WBS5A_6AIAIEN1 14540 5 Table of Contents SMA Solar Technology AG 12 5 83 13 Contact a hese est mee ous 6 WBSA_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Information on this Manual 1 Information on this Manual 1 1 Validity This manual describes the mounting installation commissioning
5. RD Ait ER RE to STRAIN 21 Interon Vi Wi A AA e bet 2 22 Connection to the Power Distribution Grid 24 Conditions for AC Connection 24 Connecting the Inverter to the Power Distribution Grid AC 26 Additional Grounding of the 28 Installation Manual _ 1 14540 3 Table of Contents SMA Solar Technology AG 5 3 5 4 5 4 1 5 4 2 5 4 3 5 4 4 5 5 5 5 1 5 5 2 5 5 3 5 6 5 7 5 7 1 5 7 2 5 8 6 1 6 2 6 3 6 3 1 6 3 2 6 4 7 1 7 2 7 3 Setting the Display 29 Connecting the Small Wind Turbine System DC 30 Conditions for the DC Connection 30 Assembling the DC Connectors 0 31 Opening the DG Connector i34 e RIS dete cd 33 Connecting the Small Wind Turbine System 34 Connection of the SMA Power Balancer 36 Configuration 20 dre tae iota ca a 36 Cablirig i oh eae hla RM uiv tM at edes uto ree 40 Function dta PS eee A ats 44 COMMUNICATION s ou qur Gua 45 Setting the Grid and Country 45 Setting the Country of Installation esee 45 Setting Off Grid 1 46 Polynomial Curve 47
6. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG Inc and any use of such marks by SMA Solar Technology AG is under license SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E Mail info SMA de 2004 to 2012 SMA Solar Technology AG All rights reserved Installation Manual WBS5A_6A AEN1 14540 87 SMA Solar Technology SMA Solar Technology AG www SMA de SMA America LLC www SMA America com SMA Technology Australia Pty Ltd www SMA Australia com au SMA Benelux SPRL www SMA Benelux com SMA Beijing Commercial Co Ltd www SMA China com SMA Czech Republic s r o www SMA Czech com SMA France S A S www SMA France com SMA Hellas AE www SMA Hellas com SMA Ib rica Tecnolog a Solar S L www SMA lberica com SMA Italia S r l www SMA ltalia com SMA Technology Korea Ltd www SMA Korea com
7. Vpv Start UdcWindStart DC input voltage Installation Manual _ 1 14540 47 Commissioning SMA Solar Technology AG 6 Commissioning 6 1 Commissioning the Inverter 1 Check the following requirements before commissioning The inverter is correctly mounted and connected The miniature circuit breaker is correctly dimensioned The small wind turbine system is correctly grounded in accordance with the instructions of the manufacturer The rectifier and overvoltage protection e g Windy Boy Protection Box are installed between the small wind turbine system and the inverter Unused DC inputs are closed using the corresponding DC connectors and sealing plugs Switch on the miniature circuit breaker 3 Commission the small wind turbine system in accordance with the instructions of the manufacturer All LEDs lit or flashing the startup phase commences Green LED lit commissioning was successful or M Green LED flashing grid connection conditions have not yet been reached or V Red LED lit or flashing a disturbance has occurred Proceed to step 4 Object Description A Green LED operation B Red LED ground fault or varistor defective C Yellow LED disturbance Self test in accordance with DK 5940 Ed 2 2 for initial commissioning 1 applies to Italy only The Italian standard DK 5940 requires that an inverter may only b
8. 1 Unscrew the screw connection 2 Release the DC connector To do so insert a screwdriver into the lateral shaft latching and lever it open blade width 3 5 mm Da 3 Carefully pull DC connector apart 4 Loosen the clamping bracket To do so insert a screwdriver into the clamping bracket to lever it open blade width 3 5 mm 5 Remove the cable The cable is now detached from the DC connector Installation Manual WBS5A_6AIA IEN1 14540 33 Electrical Connection SMA Solar Technology AG 5 4 4 Connecting the Small Wind Turbine System DC 717954 Danger to life due to high voltages in the inverter Before connecting the small wind turbine system ensure that it is not running N Destruction of the inverter due to overvoltage Ifthe output voltage of the small wind turbine system exceeds maximum input voltage of the inverter do not connect any DC cables to the inverter and check the design of the plant 1 Connect the assembled DC connectors to the inverter The DC connectors click audibly into position To release the DC connectors see Section 7 2 Opening the Inverter page 57 34 _ 1 14540 Installation Manual SMA Solar Technology AG Electrical Connection 2 To seal the inverter any unused DC inputs must be closed with DC connectors and sealing plugs Sealing p
9. Wind Power Inverter WINDY BOY 5000A 6000A Installation Manual WBS5A_6AJAJEN1 14540 IME WB50A 60A Version 4 0 SMA Solar Technology AG Table of Contents Table of Contents 1 1 1 1 2 1 3 1 4 2 2 1 2 2 2 3 2 3 1 2 3 2 3 1 3 2 4 4 2 4 3 5 1 5 1 1 5 1 2 5 2 5 2 1 5 2 2 5 2 3 Information on this 7 PP 7 Target Group ee ee See ee bees 7 Additional Information 7 Symbols Used neus 8 Safely nds UR Wem ns sews t 9 Intended 5 9 Safety 10 Explanation of Symbols 11 Symbols on ueteres hon bitte eee to 11 Symbols on the Typ ldbel so siest ette rra pee thi 12 Unpacking si eE 13 Scope 13 Identifying the Inverter 14 MOUNTING sek vere VADER 15 Aare O EE 15 Selecting the Mounting 16 Mounting the Inverter with the Wall Mounting Bracket 18 Electrical Connection 21 Overview of the Connection Area 21 Exterior View oe
10. _ 1 14540 Installation Manual SMA Solar Technology AG Commissioning 6 3 2 Completion of the Self test Note the values which are displayed during the self test These values must be entered in a test report The results of each test test are displayed 3 times one after the other The respective message is displayed for 10 seconds In the self test the upper and lower disconnection thresholds for each protective function are adjusted on a linear basis with a variation of 0 05 Hz s and 0 05 Vn s for frequency and voltage monitoring As soon as the actual measured value goes outside the permitted range adjusted disconnection threshold the inverter disconnects from the power distribution grid Thus the inverter determines the reaction time and performs the self test Overvoltage Test The inverter begins with the overvoltage test During the test sequence the voltage limit applied is shown in the Hutotest display of the inverter Hmc maxi TAT GGL The voltage is reduced step by step until the disconnection threshold is reached and the inverter disconnects from the power distribution grid Once the inverter has disconnected from the power distribution grid the display successively shows the following values e Disconnection value corna 233 Calibration value dal Laralura Reaction time BE Teneo intervento Current line voltage Tensione di dal eff li Installation Manual WBS5A_
11. With configured country standard VDE AR N4105 MP or VDE AR N4105 HP in the WB 5000 1 1 and WB 6000A 1 1 the default setting of the SMA Power Balancer is activated and set to the operation mode PowerGuard With all other country standards the default setting of the SMA Power Balancer in WB 5000A 11 und WB 6000A 1 1 is deactivated In WB 5000A WB 5000A IT WB 6000A WB 6000A IT the default setting of the SMA Power Balancer is always deactivated regardless of the configured country standard The SMA Power Balancer can be activated and configured via a communication product To change the PowerBalancer parameter you need a personal access code the so called SMA Grid Guard code The application form for the personal access code is available in the download area at www SMA de en in the Certificate category of the respective inverter The configuration options are described below 36 WBS5A_6A IA IEN 114540 Installation Manual Electrical Connection SMA Solar Technology AG Configuration Options There are 4 different configuration options for the PowerBalancer parameter Local connection requirements 41 Select the respective setting and always observe the local connection requirements and provisions of your grid operator FaultGuard If one of the 3 inverters indicates a line voltage fault and stops feeding in the other two inverters also disconnect from the power distribution grid immediately GN Z Grid disco
12. Connection to the Power Distribution Grid AC 5 2 1 Conditions for AC Connection e Connection requirements of the grid operator 1 Always observe the connection requirements of your grid operator Cable Design The maximum cable lengths relative to the cable cross section are shown in the following table Cable cross section Maximum cable length WB 5000A WB 5000 11 WB 6000A WB 6000 11 6 mm 18m 15m 10 mm 31m 25m 16 mm 49 m Alm Reducing line losses by half 1 If three inverters with symmetrical feed in are combined to form a three phase system neutral conductor is not subjected to any load and the line losses are halved This reduction of line losses by 50 increases the maximum cable length by 100 Cable Requirements Object Description Value A External diameter 12 mm 25 mm B Cable cross section 6 mm 16 mm C Stripping length approx 16 mm 24 WB5A_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Electrical Connection Load Disconnection Unit You must install a separate miniature circuit breaker for each inverter in order to ensure that the inverter can be securely disconnected under load The maximum permissible fuse protection can be found in Section 11 Technical Data page 76 Detailed information and examples on the design of miniature circuit breakers are available in the Technical Information Miniature circuit
13. Manual WB5A_6A IA IEN1 14540 67 Troubleshooting SMA Solar Technology AG Message Description and Corrective Measures K1 Close Error during relay test K1 Open Corrective measures Contact the SMA Service Line if this disturbance occurs frequently or recurrently MSD Fac Internal measurement comparison disturbance or hardware defect MSD Vac Corrective measures MSD Timeout Contact the SMA Service Line if this disturbance occurs frequently Offset The Offset operating state is a normal operating state that occurs prior to grid monitoring If Offset is displayed as an error there is a disturbance in the data logging Corrective measures Contact the SMA Service Line if this disturbance occurs frequently PowerBalance The inverter is part of a three phase system with two further inverters and equipped with the SMA Power Balancer for preventing asymmetric loads The operating parameter PowerBalancer is set to PhaseGuard FaultGvard Corrective measures e For detailed descriptions of the operation modes PhaseGuard and FaultGuard refer to Section 5 5 1 Configuration page 36 Riso The electrical insulation between the small wind turbine system and ground is faulty The resistance between the DC plus and or DC minus connection and ground is outside the defined limit range Corrective measures Check the insulation of the small wind turbine system Check the sma
14. Reaction time Tempo interuentao SE Don ES D E Current power frequency Fresuenza rete Hal eff Installation Manual _ 1 14540 53 Commissioning SMA Solar Technology AG Minimum Frequency In the last step the inverter tests the minimum frequency During the test sequence the frequency limit applied is Autot shown in the display of the inverter Fac mint 3 in E nm E ma H The frequency is increased step by step until the disconnection threshold is reached and the inverter disconnects from the power distribution grid Once the inverter has disconnected from the power distribution grid the display successively shows the following values Disconnection value Malore di soslia Core Sf Calibration value dal Laralura 45 Reaction time Tempo intervento Current power frequency Frewuenza Pele Hal eff s When the inverter has carried out all four tests it switches to the Turbine operating mode The original calibration values are then reset and the inverter automatically connects to the power distribution grid If you wish to repeat the test you must switch off the inverter i e disconnect it on the AC and DC sides and then recommission You can then restart the self test as described in Section 6 3 1 Starting the Self Test by Tapping page 50 The inverter recommences the test sequence as described in Section 6 3 2
15. Type Label Symbol Explanation Beware of hazardous voltage The inverter operates at high voltages All work on the inverter may be carried out by electrically qualified persons only Beware of hot surface The inverter can become hot during operation Avoid contact during operation Observe all documentation that accompanies the inverter The inverter must not be disposed of together with the household waste For more information on disposal see Section 10 4 Disposing of the Inverter page 75 CE marking The inverter complies with the requirements of the applicable EC guidelines RAL quality mark for solar products The inverter complies with the requirements of the German Institute for Quality Assurance and Labeling The inverter has a transformer Direct current DC Alternating current AC The inverter is protected against dust intrusion and water jets from any angle 12 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Unpacking 3 Unpacking 3 1 Scope of Delivery Check the delivery for completeness and any visible external damage Contact your specialty retailer if anything is damaged or missing B C D Object Quantity Description Inverter Ventilation grid 1 x left 1 x right Wall mounting bracket DC connector 4 x positive 4 x negative Cable gland f
16. and remove the ventilation grid laterally 2 Clean the ventilation grids with a soft brush a paint brush or compressed air 3 Reattach the ventilation grids to the inverter The ventilation grids must be attached according to the inside inscription links left and rechts right NOTICE y N Risk of damage to the inverter by intrusion of insects amp ventilation grids must not be removed permanently as otherwise the device will not be protected against intrusion of insects 64 _ 1 14540 Installation Manual SMA Solar Technology AG 9 Troubleshooting Troubleshooting If the inverter displays blink codes which differ from those described below contact the SMA Service Line In the user manual provided you will also find a description of the display messages during operation status messages and measurement channels Do not try fo carry out repairs other than those described here Instead use the SMA Solar Technology AG 24 hour replacement service the inverter will be ready for dispatch and at the forwarding agency within 24 hours and repair service 9 1 Blink Codes Green Red Yellow Status flashing flashing flashing OK startup phase permanently on off off OK feed in operation permanently on off ground fault or varistor defective permanently on OK initialization flashing quickly off off OK stop
17. and in operation 60 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Maintenance and Cleaning 8 Maintenance and Cleaning 8 1 Cleaning the Inverter If the inverter is soiled and visibility of inverter operating data and operating modes is restricted wipe the enclosure lid display and LEDs clean with a damp cloth Do not use any caustic substances e g solvents abrasives for cleaning 8 2 Checking the Heat Dissipation 8 2 1 Cleaning the Fans If the fan guards are just clogged with loose dust clean them with a vacuum cleaner If you do not achieve satisfactory results with a vacuum cleaner dismantle the fans for cleaning Procedure DANGER Danger to life due to high voltages in the inverter Stop the small wind turbine system and make sure that it cannot restart e Disconnect the inverter on the AC and DC sides 1 Disconnect the inverter from both the DC and AC sides as described in Section 7 2 Opening the Inverter page 57 2 Wait for the fans to stop rotating Cleaning the Fan Guards 3 Remove the fan guards Press both latches on the right edge of the fan guard to the right using a screwdriver and dislodge from the retainer Carefully remove the fan guard v 4 Clean the fan guards with a soft brush a paint brush a cloth or compressed air Installation Manual _ 1 14540 61 Maintenance and Cleaning SMA Solar
18. breaker to be found in the download area of SMA Solar Technology AG at www SMA de en DANGER Danger to life due to fire In the event of parallel connection of more than one inverter to the same miniature circuitbreaker the protective function of the miniature circuitbreaker is no longer guaranteed It can result in a cable fire or destruction of the inverter Never connect several inverters to the same miniature circuitbreaker Observe the maximum permissible fuse protection of the inverter when selecting the miniature circuit breaker DANGER Danger to life through electric shock 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 grid can accumulate to form overcurrents that are not detected by the miniature circuit breaker Never connect the load between the inverter and the miniature circuitbreaker without protection Always protect the load separately NOTICE o Damage to the inverter due to the use of screw type fuses as load disconnection units A screw ype fuse e g DIAZED fuse or NEOZED fuse is not a switch disconnector and must never be used as such A screw type fuse only acts as cable protection Disconnection under load using a screw type fuse can damage the inverter
19. with DK 5940 Ed 2 2 Applies to Italy Only 6 3 1 Starting the Self Test by Tapping You can start the test of the disconnection times by tapping on the enclosure lid The requirement for this is that the country configuration of the inverter has been set to Italy IT DK5940 or trimmed Proceed as follows for checking the disconnection times 1 3 4 Connect small wind turbine system to the inverter The inverter can only initialize once the small wind turbine system is producing enough power It is therefore not possible to test the disconnection time if there is no wind Connect the inverter on the AC side To do this you must execute the AC connection AC plug or direct connection and or switch on the miniature circuit breaker on the grid supply line fuse and circuitbreaker The inverter is now in the startup phase i e all 3 LEDs are simultaneously lit Start the self test immediately after all 3 LEDS have gone out by tapping on the display of the inverter The display will ask whether you would like to start the test sequence Confirm by tapping on the Huuio Autotest display again within 30 seconds 7 Once you have started the test sequence the inverter will consecutively check the disconnection times for overvoltage undervoltage maximum frequency and minimum frequency During the test the inverter will display the values described in Section 6 3 2 Completion of the Selftest page 51 50
20. 6A A IEN1 14540 51 SMA Solar Technology AG Commissioning Undervoltage Test After the overvoltage test the inverter proceeds to carry out the undervoltage test During the test sequence the Autot current calibration value of the voltage limit applied is Hac mint i shown in the display of the inverter in c D a The voltage is increased step by step until the disconnection threshold is reached and the inverter disconnects from the power distribution grid Once the inverter has disconnected from the power distribution grid the display successively shows the following values Disconnection value Valore di solia Corie Calibration value e Reaction time Tempo interuento Current line voltage 52 _ 1 14540 Installation Manual SMA Solar Technology AG Commissioning Maximum Frequency In a third step the inverter tests the maximum frequency During the test sequence the frequency limit applied is AuboLezt shown in the display of the inverter Fac Sa ZHE The frequency is reduced step by step until the disconnection threshold is reached and the inverter disconnects from the power distribution grid Once the inverter has disconnected from the power distribution grid the display successively shows the following values Disconnection value Uslore di soglia 45 95H Calibration value dal Laralura zHz
21. Completion of the Selftest page 51 54 _ 1 14540 Installation Manual SMA Solar Technology AG Commissioning 6 4 Operating States of the Inverter Startup Procedure If the inverter has enough voltage and power the three LEDs on the inverter light up simultaneously indicating that the startup process is ongoing As soon as the DC input voltage reaches the value configured for the parameter Vpv Start the inverter trips several self tests measuring procedures and synchronization with the power distribution grid This operating state is indicated on the inverter by the flashing green LED Once the DC input voltage has reached Vpv Start value for the time configured in T Start and all the tests have been completed successfully the inverter connects to the power distribution grid and the green LED comes on permanently The inverter then switches to characteristic curve operation and regulates the input current according to the generator voltage Characteristic Curve Operation After the startup procedure the inverter switches to characteristic curve operation and regulates the input current according to the generator voltage The inverter then begins to exert a load on the small wind turbine system draws power from the small wind turbine system according to the input voltage present and then feeds it into the power distribution grid The maximum power output corresponds to the maximum AC power of the i
22. Technology AG Cleaning the fans 5 Press the front latches of the fan backwards and the rear latch forwards 6 Remove the fan by pulling it slowly and carefully downwards 7 Release and remove the plug The fan cables are long enough for you to lift the fans far enough out to disconnect the plug inside the inverter Remove the fan 9 Clean the fan with a soft brush a paint brush a damp cloth NOTICE o Damage to fan by use of compressed air Do not use compressed air to clean the fan This can damage the fan 10 After cleaning reassemble everything in reverse order 11 Check the function of the fan as described in the following section Installation Manual 62 WBSA_6A IA IEN1 14540 SMA Solar Technology AG Maintenance and Cleaning 8 2 2 Checking the Fan There are two ways to check that the fan is working n the installer mode set the Fan Test parameter 1 a communication product or e Plug the provided jumper into the system control board Setting Parameters 1 Request an installer password from the SMA Service Line contact see 84 2 In the installer mode set the FanTest parameter to 1 Check the air flow of the fans The inverter draws air in from underneath and then blows it back out on either side at the top Listen for any unusual noise which could indicate incorrect installation or a fault in the fans 4 After the test se
23. To do this use a hexagon socket wrench 6 mm Tighten the screws with 6 Nm torque in the order shown in the figure on the right The toothing of the conical spring washers must point toward the enclosure lid The scope of delivery of the inverter includes a spare screw and a spare conical spring washer DANGER Danger to life due to live enclosure lid The grounding of the enclosure lid is ensured by the conical spring washers Attach the conical spring washers for all 6 screws with the toothing facing toward the enclosure lid 2 Checkthe DC connectors for correct polarity and connect them to the inverter To release the DC connectors see Section 7 2 Opening the Inverter page 57 The DC connectors click audibly into position To release the DC connectors see Section 7 2 Opening the Inverter page 57 3 Close all unused DC inputs as described in Section 5 4 4 Connecting the Small Wind Turbine System DC page 34 to seal the inverter Ensure that all DC connectors are securely in place 5 Switch on the miniature circuit breaker Commission the small wind turbine system in accordance with the instructions of the manufacturer Installation Manual _ 1 14540 59 Opening and Closing SMA Solar Technology AG 7 Check whether the display and the LEDs indicate a normal operating state see Section 6 Commissioning page 48 M The inverter is closed
24. Use only a switch disconnector or a miniature circuit breaker as a load disconnection unit Installation Manual WBS5A_6AIA IEN1 14540 25 Electrical Connection SMA Solar Technology AG 5 2 2 Connecting the Inverter to the Power Distribution Grid AC 1 8 26 Check that the line voltage is within the permissible voltage range The exact operating range of the inverter is specified in the operating parameters The relevant document can be found in the download area at www SMA de en in the Technical Description category of the respective inverter Disconnect the miniature circuitbreaker and secure against re connection Loosen all screws of the enclosure lid and remove the lid To do this use a hexagon socket wrench 6 mm Remove the adhesive tape from the AC enclosure opening Place the AC cable gland in position on the outside of the enclosure opening and fasten with the counter nut on the inside Pull the cable through Connect and the protective conductor PE to the terminal blocks using a screwdriver in accordance with the labels The PE conductor must be 5 mm longer than the L and N conductors L and N must not be swapped Fasten the cable gland tightly on the enclosure opening WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Electrical Connection 9 Secure the enclosure lid with all screws and the corresponding conical s
25. acket M The inverter enclosure is additionally grounded You can ground multiple inverters as shown in the diagram below 28 GND GND GND GND WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG 5 3 Setting the Display Language Electrical Connection You can set the display language using the switches underneath the display assembly inside the inverter For inverters configured to the Italian country standard DK 5940 different switch positions apply You can find the standard to which the inverter was set upon delivery on the type label and the enclosed supplement with the default settings For more information see the Technical Description Operating Parameters at www SMA de en Procedure 1 Open the inverter as described in Section 7 2 Opening the Inverter page 57 2 Set the switches to the required language as shown below For all country settings apart from DK 5940 the following switch positions apply Language Switch 2 Switch 51 German B B English B A French A B Spanish A A For inverters configured to the country standard DK 5940 the following switch positions apply Language Switch 2 Switch 51 Italian B A English A A German B B Spanish A B 3 Close the inverter as described in Section 7 3 Closing the Inverter
26. age range 246 V 600 V Rated input voltage 270 V Minimum input voltage 211V Start input voltage 250 V Maximum input current 26A 76 _ 14540 Installation Manual SMA Solar Technology AG Technical Data AC Output Rated power at 230 V 50 Hz 5 000 W Maximum apparent power 5 500 VA Rated grid voltage 230 V AC nominal voltage 220 230 240 AC voltage range 165 V 265 V Nominal AC current at 220 V 22 7 A Nominal AC current at 230 V 21 7 Nominal AC current at 240 V 20 8 A Maximum output current 26A Total harmonic factor of output current at lt 3 AC voltage lt 2 and AC power gt 50 of rated power Rated power frequency 50 Hz AC power frequency 50 Hz 60 Hz Operating range at AC power frequency 50 Hz 44 Hz 55 Hz Operating range at AC power frequency 60 Hz 54 Hz 65 Hz Displacement power factor adjustable OB vereerd 50 Bundsrexciied Power factor at nominal AC power 1 Feed in phases Connection phases Overvoltage category as per IEC 60644 1 for WB 5000A 11 for WB 5000A WB 5000A IT Efficiency Maximum efficiency Nmax 96 1 European weighted efficiency ney 95 3 Installation Manual WB5A_6A IA IEN1 14540 77 Technical Data 11 1 2 Windy Boy 6000A DC Input SMA Solar Technology AG Turbine control Polynom
27. and maintenance of the following SMA inverters e Windy Boy 5000A WB 5000A WB 5000A 11 WB 5000A IT e Windy Boy 6000A WB 6000A WB 6000A 11 WB 6000A IT Keep this manual in a convenient place for future reference 1 2 Target Group This manual is intended for electrically qualified persons The tasks described in this manual may be performed by electrically qualified 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 operating parameters in the download area at www SMA de en Refer to the user manual provided for detailed information on operating the inverter Installation Manual WB5A_6A IA IEN1 14540 7 Information on this Manual SMA Solar Technology AG 1 4 Symbols Used The following types of safety precautions and general information are used in this manual 1 DANGER DANGER indicates a hazardous situation which if not avoided will directly result in death or serious injury WARNING WARNING indicates a hazardous situation which if not avoided can result in death or serious injury CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury E NOTICE indicates a situation that can result in property damage if not avoided s Information 1 Information provides tips that are valua
28. ard E E status of 11 2011 lt lt lt lt lt lt VDEO126 1 1 Y Y Y Y VDE AR N 4105 Y Y 5 4777 O O Y Y VDEO126 1 1 Y Y Y Y UTE C15 712 1 UTE 15 712 1 Y Y Y Y EDF 5 req DK5940 2 Y Y EN 50438 Y Y Y Y RD 1663 2000 Y Y Y Y RD 661 2007 Y Y Y Y G83 1 1 Y Y Y Y O In planning stage EN 50438 not applicable to all national standard deviations 11 5 Climatic Conditions According to IEC 60721 3 4 Installation Type Class 4K4H Extended temperature range 25 C 60 C Extended humidity range 0 100 Extended air pressure range 79 5 kPa 106 kPa According to IEC 60721 3 2 Transport Type E Class 2K3 Temperature range 25 C 70 C Installation Manual WBS5A_6AIAIEN1 14540 81 Technical Data SMA Solar Technology AG 11 6 Features DC connection SUNCLIX DC connector AC connection Screw terminal Display LC text display Bluetooth Wireless Technology optional 25485 galvanically isolated optional 11 7 Torque Enclosure lid screws 6 0 Nm Additional ground terminal 6 0 Nm Cheese head screw for attaching the enclosure to 6 0 Nm the wall mounting bracket SUNCLIX swivel nut 2 0 Nm Screw terminal AC con
29. ating and thus power reduction e In living areas to avoid audible vibrations do not mount the device on plasterboard walls or similar When in operation the inverter may emit noises which are perceived as annoying in living areas 16 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Mounting e Observe minimum clearances as shown in the diagram to walls other inverters or objects in order to guarantee sufficient heat dissipation r Multiple inverters installed in areas with high ambient temperatures 1 There must be sufficient clearance between the individual inverters to ensure that the cooling air of the adjacent inverter is not drawn in If necessary increase the spacing and make sure there is enough fresh air supply to ensure sufficient cooling of the inverters Installation Manual _ 1 14540 17 Mounting SMA Solar Technology AG 4 3 Mounting the Inverter with the Wall Mounting Bracket 1 Mark the position of drill holes using the wall mounting bracket and drill the holes Use at least 2 of the 6 holes 1 hole each on the left and right hand sides respectively 217 3 mm 217 3 mm ye gt lt gt 20 mm 11mm UN i 86 8 mm 79 2 mm 1046mm 1100 mm 873mm 1300 1300mm 873mm o o 2 o 2 N
30. ble for the optimal installation and operation of the product This symbol indicates the result of an action 8 WB5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Safety 2 Safety 2 1 Intended Use The Windy Boy is a wind power inverter which converts rectified current of a small wind turbine system into AC current and feeds this energy into the power distribution grid domestic grid or the Sunny Island system Principle of a small wind turbine system with Windy Boy Load resistor Wind power plant Windy Boy Protection Box Furthermore the Windy Boy can be used as an inverter for power conversion units based on permanent magnet generators hydro power systems combined heat and power plant diesel generator etc The manufacturer of the small wind turbine system or generator must have approved his plant for operation with this Windy Boy When designing the PV plant ensure that the permitted operating range of all components is maintained at all times In addition ensure that through the use of appropriate protective measures the maximum permissible input voltage of the inverter is not exceeded SMA Solar Technology AG offers you the corresponding components such as the Windy Boy Protection Box overvoltage protection for wind power inverters including the rectifier Installation Manual _ 1 14540 9 Safety SMA Solar Technology AG 2 2 Safety Precautions DANGER Danger to li
31. by lifting it vertically upwards 8 To transport the inverter use the side handles top and bottom or a steel rod maximum diameter 30 mm The rod must be pushed through the enclosure openings inverter is disassembled 10 2 Packing the Inverter If possible always pack the inverter in its original packaging If the original package is no longer available use an equivalent box The box must be completely closeable and suitable for the weight and the size of the inverter 10 3 Storing the Inverter Store the inverter in a dry place where ambient temperatures are always between 25 C and 60 C 10 4 Disposing of the Inverter Dispose of the inverter at the end of its service life in accordance with the disposal regulations for electronic waste which apply at the installation location at that time Alternatively send it back to SMA Solar Technology AG with shipping paid by sender and labeled ZUR ENTSORGUNG for disposal see Section 13 Contact 84 Installation Manual _ 1 14540 75 Technical Data 11 Technical Data 11 1 DC AC 11 1 1 Windy Boy 5000A DC Input SMA Solar Technology AG Turbine control Polynomial Curve Maximum DC power at cos 1 5 750 W Recommended generator power at 4 600 W 2 500 fulHoad hours per year Recommended generator power at 4200 W 5 000 fullload hours per year Maximum input voltage 600 Y DC volt
32. cuit breaker fuse AC cable is interrupted AC cable is of high resistance type The inverter disconnects from the power distribution grid for safety reasons Corrective measures e Check the line voltage and power supply line on the inverter Ifthe line voltage is outside the acceptable range because of local grid conditions ask the grid operator if the voltages can be adjusted at the feed in point or if they will agree to changes in the values of the monitored operating limits operating parameters Vac Min and Vac Max If the grid frequency is within the tolerance range and the disturbances VacBfr or Vac Srr are still displayed contact the SMA Service Line Installation Manual WBSA_6A A IEN 14540 69 Troubleshooting SMA Solar Technology AG Message VpvMax Description and Corrective Measures Overvoltage at DC input Overvoltage can destroy the inverter Corrective measures Disconnect the inverter immediately 1 Stop small wind turbine system 2 Disconnect the miniature circuit breaker 3 Remove all DC connectors 4 Checkthe DC voltage If the DC voltage is above the maximum input voltage check the plant design Ifthe DC voltage is under the maximum input voltage reconnect the small wind turbine system to the inverter as described in Section 5 4 4 Connecting the Small Wind Turbine System DC page 34 If the display message is repeated disconnect
33. d area at www SMA de en in the Certificate category of the respective inverter i J Confirm the changes to these parameters with your grid operator A detailed description of the operating parameters for the inverter is available in the download area at www SMA de en in the category Technical Description of the respective inverter 5 7 1 Setting the Country of Installation Using the Default parameter you can set the country of installation and or the grid connection standard valid for that country a communication product e g Sunny WebBox or a PC with corresponding software e g Sunny Data Control or Sunny Explorer However this is only required if the inverter was originally ordered for another country You can find the standard to which the inverter was set upon delivery on the type label and the enclosed supplement with the default settings Installation Manual _ 1 14540 45 Electrical Connection SMA Solar Technology AG 5 7 2 Setting Off Grid Operation To operate the inverter in an off grid system with Sunny Island you must set the inverter via the Default parameter to off grid operation OFF Grid operation You have several possibilities to set the inverter to off grid operation Setting via Sunny WebBox or Setting via Sunny Data Control or Sunny Explorer DANGER Danger to life due to high voltages in the event of outage of the power distribution grid If you set the
34. e do not operate inverters using faulty varistors or no varistors at all 3 Insert insertion tool into the openings of the terminal contacts 1 This releases the terminals If you have not received an insertion tool for operating the terminals together with the replacement varistors please contact SMA Solar Technology AG As an alternative the terminal contacts can be operated using a 3 5 mm screwdriver Remove the varistor 2 Insert the new varistor 3 When reinstalling the pole with the small loop crimp must be mounted in terminal A 3 Close the inverter as described in Section 7 3 Closing the Inverter page 59 M Testing and replacement of the varistors is complete Installation Manual _ 1 14540 73 Decommissioning SMA Solar Technology AG 10 Decommissioning 10 1 Disassembling the Inverter 1 Open the enclosure lid as described in Section 7 2 Opening the Inverter 57 2 Remove all cables from the inverter Close the inverter with the 6 screws and the corresponding conical spring washers 4 Remove the ventilation grids on both sides 5 Remove the 2 screws on the left and right side of the inverter that attach it to the wall mounting bracket 6 Disconnect the anti theft protection if applicable 74 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Decommissioning 7 Remove the inverter from the wall mounting bracket
35. e operated on the power distribution grid if the disconnection times for overvoltage undervoltage minimum frequency and maximum frequency have been tested Start the self test as described in Section 6 3 Selftest in Accordance with DK 5940 Ed 2 2 Applies to Italy Only page 50 The test takes approx 8 minutes 4 Read Section 9 Troubleshooting 65 and if necessary eliminate the error or fault 48 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Commissioning 6 2 Display Messages in the Startup Phase HE hip e After commissioning the inverter displays the device type in the startup phase After 5 seconds or a further tap on the enclosure lid the inverter displays the firmware version of the internal processors BFR erzion xxx SER Uerzion mamm After another 5 seconds or a further tap the inverter displays the configured country standard 185 MHP example VDE AR NA 1 05 MP e After another 5 seconds or a further tap the inverter displays the configured operating mode of the SMA Power Balancer example PowerGuard amp Show display messages again applicable from firmware version 2 18 1 To have the startup phase messages displayed again during operation tap on the enclosure twice in rapid succession Installation Manual _ 1 14540 49 Commissioning SMA Solar Technology AG 6 3 Self test in Accordance
36. erters will then also disconnect from message pictured on the right e Both inverters subsequently switch to Balanced mode E todas Mode V If the inverters react as described above b function test has been completed successfully Otherwise check the configuration 4 If applicable reset the PowerBalancer parameter to the desired setting in all inverters 5 Switch on the miniature circuit breaker again M The function test is complete 44 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Electrical Connection 5 6 Communication The inverter is equipped with a slot for communication interfaces which enable it to communicate with data loggers e g Sunny WebBox or a PC with appropriate software e g Sunny Explorer Refer to the communication interface manual for a detailed wiring diagram and installation instructions The Power Reducer Box by SMA Solar Technology AG enables the active power of the inverter to be limited or the displacement power factor to be set via external specification For detailed information on the Power Reducer Box see the relevant technical description at www SMA de en 5 7 Setting the Grid and Country Parameters Changing grid relevant and country parameters To change grid relevant parameters you need a personal access code the so called SMA Grid Guard code The application form for the personal access code is available in the downloa
37. f the small wind turbine system must be fitted with the supplied DC connectors To assemble the DC connectors proceed as follows Ensure the connectors have the correct polarity The DC connectors are marked with the symbols and Cable requirements 25 05 e Use a PV1 F cable Procedure 1 Lead the stripped cable all the way into the plug 2 Press the clamping bracket down until it audibly snaps into place 3 Ensure that the cable is correctly inserted Result Measure M If the stranded wires are visible in the e Proceed to step 4 chamber of the clamping bracket the cable is correctly inserted Installation Manual _ 1 14540 31 Electrical Connection SMA Solar Technology AG Result If the stranded wires are not visible the cable is not correctly inserted Measure e Loosen the clamping bracket To do so insert a screwdriver into the clamping bracket to lever it open blade width 3 5 mm Remove the cable and go back to step 1 4 Slide the screw joint up to the thread and fasten with a torque of 2 Nm The DC connectors are assembled and can now be connected to the inverter as described in Section 5 4 4 Connecting the Small Wind Turbine System DC page 34 32 WBS5A_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Electrical Connection 5 4 3 Opening the DC Connector
38. fe due to high voltages in the inverter All work on the inverter may be carried out by electrically qualified persons only CAUTION Risk of burns due to hot enclosure parts Do not touch the enclosure during operation Only touch the enclosure lid during operation 10 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Safety 2 3 Explanation of Symbols This section gives an explanation of all the symbols found on the inverter and on the type label 2 3 1 Symbols on the Inverter Symbol Explanation Operation display Indicates the operating state of the inverter Ground fault or varistor defective Read Section 9 3 Red LED Permanently On page 71 Error or distu rbance Read Section 9 Troubleshooting page 65 You can operate the display by tapping Single tap the backlight switches on or the display scrolls one message further e 2 consecutive taps the inverter displays the startup phase message once again see Section 6 2 Display Messages in the Startup Phase page 49 QRCode for SMA bonus program You will find information on the SMA bonus program at www SMA Bonus com This function is valid from firmware version 2 18 QR Code is a registered wordmark of DENSO WAVE INCORPORATED Installation Manual _ 14540 11 Safety SMA Solar Technology AG 2 3 2 Symbols on the
39. hly flammable materials are stored Do not mount the inverter in a potentially explosive atmosphere CAUTION N Risk of burns due to hot enclosure parts Mount the inverter in such a way that the enclosure cannot be touched inadvertently CAUTION WN Risk of injury due to the heavy weight of the inverter Note that the inverter weighs approx 62 kg Installation Manual WBS5A_6A IA IEN1 14540 15 Mounting SMA Solar Technology AG 4 2 Selecting the Mounting Location Consider the following requirements when selecting the mounting location mounting method and location must be suitable for the inverter s weight and dimensions see Section 11 Technical Data page 76 Mount on a solid surface mounting location must at all times be clear and safely accessible without the use of additional aids such as scaffolding or lifting platforms Non fulfillment of these criteria may restrict servicing Mount vertically or tilted backwards by max 45 Never mount the device with a forward tilt Never mount the device with a sideways tilt Do not mount horizontally connection area must point downward Install at eye level in order to allow operating states to be read at all times e ensure optimal operation the ambient temperature should be below 40 C Do not expose the inverter to direct solar irradiation as this can cause excessive he
40. ial Curve Maximum DC power at cos 1 6 300 W Recommended generator power at 5 500 W 2 500 fulHoad hours per year Recommended generator power at 5 100 W 5 000 full load hours year Maximum input voltage 600 V DC voltage range 246 V 600 V Rated input voltage 270 V Minimum input voltage 242 V Start input voltage 250 V Maximum input current 26A 78 WBSA_6A IA IEN 14540 Installation Manual SMA Solar Technology AG Technical Data AC Output Rated power at 230 V 50 Hz 6 000 W Maximum apparent AC power 6 000 VA Rated grid voltage 230 V AC nominal voltage 220 230 240 AC voltage range 220 V 240 V Nominal AC current at 230 V 26A Nominal AC current at 240 V 25 Maximum output current 26A Total harmonic factor of output current at lt 3 AC voltage lt 2 and AC power gt 50 of rated power Rated power frequency 50 Hz AC power frequency 50 Hz 60 Hz Operating range at AC power frequency 50 Hz 44 Hz 55 Hz Operating range at AC power frequency 60 Hz 54 65 Hz Displacement power factor adjustable Power factor at nominal power Feed in phases Connection phases Overvoltage category as per IEC 60644 1 for WB 6000A 11 for WB 6000A WB 6000A IT Efficiency Maximum efficiency Nmax 96 1 European weighted efficiency ney 95 3 In
41. inverter to off grid operation it does not fulfill any country specific standards or guidelines If there is a power distribution grid outage there will consequently be a danger of back feed Never operate the inverter directly on the power distribution grid when set to operation 46 WB5A 6A4AJENT14540 Installation Manual SMA Solar Technology AG Electrical Connection 5 8 Polynomial Curve The polynomial curve is a programmable power curve depending on the DC input voltage By adapting the default polynomial curve to the small wind turbine system being used you can optimize the energy output of the small wind turbine system To adapt the polynomial curve of the inverter to the small wind turbine system being used you should change the following parameters on the PC with the Windy Boy Setup Tool www SMA de en Vpv Start e UdcWindStart Wind_a0 Wind_a3 Pmax P Wind Ramp KP Wind Reg Kl Wind Reg TStop A description of the operating parameters is available in download area at www SMA de en in the category Technical Description of the respective inverter The inverter regulates its output power according to the generator voltage The following diagram shows the function of a typical polynomial curve in WB 5000A WB 5000A 11 WB 6000A WB 6000A 1 1 Here the AC power fed in is depicted as a function of the DC input voltage of the inverter AC output power
42. ll wind turbine system for ground faults as described in Section 9 3 1 Checking the Small Wind Turbine System for a Ground Fault page 71 ROM The inverter firmware is faulty Corrective measures Contact the SMA Service Line if this disturbance occurs frequently Shutdown Temporary inverter disturbance Corrective measures e Contact the SMA Service Line Trafo Temp F Temperatures in the transformer have exceeded the acceptable limit The inverter stops feeding the grid until the temperature reverts to within the acceptable range fthis fault occurs frequently check the heat dissipation 68 WB5A_6A A IEN1 14540 Installation Manua SMA Solar Technology Troubleshooting Message Trafo Temp W Description and Corrective Measures If the transformer temperature has risen above the acceptable level the inverter stops feeding the grid until the temperature has reverted to an acceptable level and the plant can begin feeding the grid again The Trafo Temp W warning is displayed until the device is completely disconnected Corrective measures e Check the heat dissipation of the inverter Vac Bfr Vac Srr The line voltage is no longer within the permissible range Bfr Srr is an internal display message which has relevance for the user This disturbance can be caused by any of the following conditions disconnected miniature cir
43. lugs 1 Do NOT insert the sealing plugs DIRECTLY into the DC inputs on the inverter For unused DC connectors push down the clamping bracket and slide the screw joint up to O the thread Insert sealing plug into the DC connector Fasten the DC connector torque 2 Nm Insert the DC connectors with sealing plugs into the corresponding DC inputs on the inverter The DC connectors click audibly into position 3 Ensure that all DC connectors are securely in place M The small wind turbine system is connected You can now commission the inverter as described in Section 6 Commissioning page 48 The following connections are optional Installation Manual _ 1 14540 35 Electrical Connection SMA Solar Technology AG 5 5 Connection of the SMA Power Balancer The inverter is standardly equipped with the SMA Power Balancer This enables a circuitry of 3 inverters to a three phase feed in system Each of the three inverters in a group must be connected to a different line conductor of the low voltage grid L1 L2 13 LI L2 L3 N If this electronic circuit is activated you can specify how the other two inverters should react if there is a device fault in the third inverter or a line voltage fault occurs in its phase The connections for the SMA Power Balancer are galvanically isolated from the rest of the inverter electronic circuit 5 5 1 Configuration
44. nappropriate use of the product Operating the product in an unintended environment Operating the product whilst ignoring relevant statutory safety regulations in the deployment location Ignoring safety warnings and instructions contained in all documents relevant to the product Operating the product under incorrect safety or protection conditions Altering the product or supplied software without authority The product malfunctions due to operating attached or neighboring devices beyond statutory limit values n case of unforeseen calamity or force majeure The use of supplied software produced by SMA Solar Technology AG is subject to the following conditions SMA Solar Technology AG rejects any liability for direct or indirect damages arising from the use of software developed by SMA Solar Technology AG This also applies to the provision or non provision of support activities Supplied software not developed by SMA Solar Technology AG is subject to the respective licensing and liability agreements of the manufacturer SMA Factory Warranty The current guarantee conditions come enclosed with your device These are also available online at www SMA de and can be downloaded or are available on paper from the usual sales channels if required Trademarks All trademarks are recognized even if these are not marked separately Missing designations do not mean that a product or brand is not a registered trademark
45. nection 2 5 Nm 85485 communication connection 1 5 Nm 11 8 Distribution Systems IT system appropriate TN C system appropriate TN S system appropriate TN C S system appropriate TT system appropriate Split Phase appropriate 82 WB5A_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG 12 Accessories Accessories You will find the corresponding accessories and spare parts for your inverter in the following overview If required you can order these from SMA Solar Technology AG or your specialty retailer Designation Brief Description SMA order number Windy Boy Protection Box Rectifiers and overvoltage protection for 600 small wind turbine systems with Windy Boy Ventilation grids Ventilation grid set right and left as spare 45 7202 part Replacement varistors Set of thermally controlled varistors 2 pcs SB TV 4 including insertion tool Insertion tool for Insertion tool for varistors SB TVWZ replacement of varistors RS485 retrofit kit RS485 communication interface A85PB SMC NR Bluetooth Wireless Bluetooth communication interface BTPBINV NR Technology retrofit kit SUNCLIX DC connector Field plug for cable cross section between SUNCLIX FC6 SET 2 5 mm 6 mm Installation Manual WB5A_6A IA IEN1 14540 83 Contact SMA Solar Technology AG 13 Contact If you encounter technical problems with our products contact the SMA Service Line We need the following data in
46. ng Twisted pair 2 2 x 0 25 D Twisted pair 1 2 x 0 25 mm 40 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Overview of the Connection Area Electrical Connection AB MT ap DO le Position Description Screw terminals for the wire bridge Screw terminals for connecting the cables Jumper slot Flat connector for grounding the cable shield Silicone tube cable route TM OO gt Cable gland Installation Manual WBSA_6A 1A IEN 14540 41 Electrical Connection SMA Solar Technology AG Procedure 1 Open the inverter as described in Section 7 2 Opening the Inverter page 57 2 Insert the cable into each inverter Use one of the two enclosure openings F on the bottom right hand side DANGER Danger to life due to high voltages on the SMA Power Balancer cable when faults occur Sheath the positive and negative cable conductors in each inverter using the silic
47. nnection Output Grid disconnection Output Grid voltage fault A Output fone of the 3 inverters indicates a device fault and stops feeding in other two inverters also disconnect from the power distribution grid 5 minutes later ME V Device fault Grid disconnection Grid disconnection A Output O VA E 5 Output OVA Installation Manual after 5 min Output OVA _ WB5A_6A IA IEN1 14540 37 Electrical Connection SMA Solar Technology AG PhaseGuard This operating mode enables the implementation of three phase line voltage monitoring If one of the 3 inverters indicates a line voltage fault and stops feeding in the other two inverters also disconnect from the power distribution grid automatically 3 034 2 VJ 1r Q Grid voltage fault Grid disconnection Grid disconnection A Output O VA Output g Output If one of the three inverters indicates a device fault and stops feeding in the other two inverters are not affected and continue to feed in at full power MALA 2 YN Device fault No reaction No reaction A Output Output Promax Output Promax 38 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Electrical Connection Off The SMA Power Balancer is deactivated If one of the inve
48. ntial Measure resistance between L1 of the small wind turbine system and the ground potential and record value Measure resistance between L2 of the small wind turbine system and the ground potential and record value Measure resistance between L3 of the small wind turbine system and the ground potential and record value If the measured resistances are smaller than 10 there is a ground fault present in the small wind turbine system Eliminate the ground fault If the measured resistances tend towards infinity there is no ground fault present in the small wind turbine system and presumably the varistors are faulty Check the function of the varistors as described in Section 9 3 2 Checking the Function of the Varistors page 72 Installation Manual WB5A_6A IA IEN 114540 71 Troubleshooting SMA Solar Technology AG 9 3 2 Checking the Function of the Varistors Varistors are wear parts Their functional efficiency diminishes with age or repeated strain as a result of overvoltage It is therefore possible that one of the thermally monitored varistors has lost its protective function gt i Position of varistors The position of the varistors can be determined with the help of the diagram below Observe the following assignment of the terminals Terminal A outer terminal with loop varistor connection with crimp Terminal B middle terminal Terminal C outer terminal with loop varistor connec
49. nverter However it can be reduced using the Pmax parameter Shutdown Procedure If wind strength is so low that the DC input voltage falls below an internally calculated value the inverter stops feeding power to the power distribution grid for the period defined in T Stop As soon as DC input voltage increases again the inverter switches back to characteristic curve operation If the DC input voltage remains below an internally calculated value for the time set in T Stop the inverter will switch off If the DC input voltage is no longer sufficient to supply the on board electronics with power the inverter switches off immediately Installation Manual WBS5A_6A AEN1 14540 55 Opening and Closing SMA Solar Technology AG 7 Opening and Closing 7 1 Safety DANGER Electric shock due to high voltages in the inverter Before opening the inverter observe the following e Ensure that no voltage is present on the AC side Ensure that no voltage or current is present on the DC side NOTICE o Damage to the inverter due to electrostatic discharge The internal component parts of the inverter can be irreparably damaged by electrostatic discharge Ground yourself before touching a component part 56 WBSA_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Opening and Closing 7 2 Opening the Inverter 1 Stop the small wind turbine system and make sure that it cannot restart Disconnect
50. one tube provided Cut the silicone tube to the required length silicone tube must completely protect the cable inside the inverter Lead the cable along the cable route E as far as the terminal block B Ground the cable shield in each inverter at the PE terminal D Sheath the positive and negative cable conductors in each inverter with end sleeves aa Connect the positive and negative pole to the corresponding screw terminals Ce E 7 To connect the 3 inverters connect the positive and negative cables from the 2 other inverters to the terminal block of the middle inverter Inverter 1 Inverter 2 Inverter 3 Twisted cable Twisted cable max 300 m x max 300 m The length of the cables between 2 inverters must not exceed 300 m 42 _ 1 14540 Installation Manual SMA Solar Technology AG Electrical Connection 8 Only in the middle inverter the one with 2 insulated conductors per terminal insert one of the jumpers provided into the lowest of 2 0 the three slots as depicted on the right IE a Do not plug the jumpers into the bottom slot of the two other inverters or Bridge the A and B screw terminals on the middle inverter with a wire bridge Do not bridge the A and B scre
51. or AC connection Counter nut for cable gland at AC connection Clamping bracket for additional grounding rlol m olo we 2 8 8 Sealing plug for DC connectors 2 Conical spring washer 1 x replacement for enclosure lid 1 x for ground terminal A 16 cheese head screw 1 x replacement for enclosure lid 1 x for ground terminal Jumper 1 x for fan test 1 x for the SMA Power Balancer wiring M6x8 cheese head screw for securing the inverter in the wall mounting bracket Silicone tube Installation manual User manual Document set with explanations and certificates O OIZzz Supplementary sheet with inverter default settings Installation Manual WB5A_6A IA IEN1 14540 13 Unpacking SMA Solar Technology AG 3 2 Identifying the Inverter You can identify the inverter using the type label The type label is on the right hand side of the enclosure The serial number Serial no and the type Type Model of the product as well as device specific characteristics are specified on the type label 14 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Mounting 4 Mounting 4 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 hig
52. order to provide you with the necessary assistance e Inverter type inverter serial number Type of connected small wind turbine system Optional equipment e g communication products Blink code or display message of the inverter SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany www SMA de SMA Service Line Inverters 49 561 9522 1499 Communication 49 561 9522 2499 Fax 49 561 9522 4699 E Mail ServiceLine SMA de 84 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Legal Restrictions The information contained in this document is the property of SMA Solar Technology AG Publishing its content either partially or in full requires the written permission of SMA Solar Technology AG Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission Exclusion of liability The general terms and conditions of delivery of SMA Solar Technology AG shall apply The content of these documents is continually checked and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents The latest version is available online at www SMA de or from the usual sales channels Guarantee or liability claims for damages of any kind are excluded if they are caused by one or more of the following Damages during transportation Improper or i
53. page 59 M The display language is set Installation Manual WB5A_6A IA IEN1 14540 29 Electrical Connection SMA Solar Technology AG 5 4 Connecting the Small Wind Turbine System DC 5 4 1 Conditions for the DC Connection The connection cables of the small wind turbine system must be fitted with connectors The DC connectors needed for DC connection are included in the delivery following limits at the DC input of the inverter must not be exceeded Maximum input voltage Maximum input current 600 V 26A DANGER Danger to life through electric shock or fire The maximum possible input current is limited by the connectors used If the connectors are overloaded an electric arc may occur and there is a risk of fire Ensure that the input current does not exceed the maximum through fault current of the connectors used o Destruction of the inverter due to overvoltage If the voltage of the small wind turbine system exceeds the maximum input voltage of the inverter the inverter can be destroyed by overvoltage This will void all warranty claims e Install overvoltage protection e g Windy Boy Protection Box between the small wind turbine system and the inverter 30 _ 1 14540 Installation Manual SMA Solar Technology AG Electrical Connection 5 4 2 Assembling the DC Connectors For connection to the inverter all connection cables o
54. pring washers To do this use a hexagon socket wrench 6 mm Tighten the screws with 6 Nm torque in the order shown in the figure on the right The toothing of the conical spring washers must point toward the enclosure lid The scope of delivery of the inverter includes a spare screw and a spare conical spring washer DANGER Danger to life due to live enclosure lid The grounding of the enclosure lid is ensured by the conical spring washers Attach the conical spring washers for all 6 screws with the toothing facing toward the enclosure lid DANGER Danger to life due to high voltages in the inverter Do not switch on the miniature circuit breaker until the small wind turbine system has been connected and the inverter is securely closed M The inverter is connected to the power distribution grid AC Installation Manual WBSA_6A A IEN 14540 27 Electrical Connection 5 2 3 Additional Grounding of the Enclosure SMA Solar Technology AG If the installation so requires you can use the ground terminal to connect a second protective conductor or as equipotential bonding Procedure 1 Insert stripped grounding cable D underneath the clamping bracket cross section max 16 mm or with bootlace ferrule max 10 mm f LA D Secure the clamping bracket with the screw A and washer The toothing of the washer must face toward the clamping br
55. re shows the various components and connection areas of the open inverter A B crc IL K 22 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Electrical Connection Object Description Connection area and slots for communication Display Jumper slot for the fan test LEDs for displaying the operating states Jumper slot for SMA Power Balancer Terminals for SMA Power Balancer Flat connector for grounding cable shield when connecting SMA Power Balancer Terminals for grid cable AC Plug for grounding the cable shield for communication Cable gland for the SMA Power Balancer Cable gland for grid cable AC Cable gland for communication Screw fixture of shield clamp for data cable DC connector lolzixi cx Varistors Installation Manual WB5A 6AAJENT14540 23 Electrical Connection SMA Solar Technology AG 5 2
56. rters displays a device fault or a line voltage fault only the affected inverter disconnects from the power distribution grid and the other two inverters continue to feed in at full power og ORY Grid voltage fault ALA A No reaction No reaction or device fault 2 Output P Output Output Installation Manual WBS5A_6A A IEN1 14540 39 Electrical Connection SMA Solar Technology AG PowerGuard This setting can be carried out if the entire small wind turbine system consists of 3 inverters only and the asymmetric load is to be limited to 4 6 kVA in case of failure e Differing asymmetric load limit for Italy In inverters configured to country standard DK 5940 the asymmetric load is limited to 6 kVA of the inverters indicates a line voltage fault or a device fault and stops feeding in the other two inverters automatically limit their power to 4 6 kVA Vy Output limitation 9 Output 4 6 9 Output 4 6 kVA Grid voltage fault Dee Output limitation or device fault gt Output VA A 5 5 2 Cabling Cable Requirements To connect the SMA Power Balancer use a LiYCY cable with the following structure Indoors 2 x 2 x 0 25 e Outdoors Li2YCYv 2 x 2 x 0 25 Object Description A Flexible insulation B Shieldi
57. rvice Line ACVtgRPro The 10 minute average line voltage is no longer within the permissible range This can be caused by either of the following e line voltage at the connection point is too high The grid impedance at the connection point is too high The inverter disconnects from the power distribution grid to assure compliance with the power quality Corrective measures Check the line voltage at the connection point of the inverter If the line voltage is 253 V or higher as a result of local grid conditions contact the grid operator to request that the voltage be adjusted at feed in point or e Ask the grid operator to agree to an adjustment of the limit value for the parameter ACVtgRPro for monitoring voltage quality Ifthe line voltage is permanently within the tolerance range and the error message is still displayed contact the SMA Service Line 66 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Troubleshooting Message Description and Corrective Measures Bfr Srr Internal measurement comparison disturbance or hardware defect Corrective measures Contact the SMA Service Line if this disturbance occurs frequently Derating The Derating operating state is a normal operating state which may occur occasionally and can have several causes Once the inverter enters the Derating mode it will display the Derating warning
58. stallation Manual WBSA_6A A IEN 14540 79 Technical Data 11 2 General Data SMA Solar Technology AG Width x height x depth 468 mm x 613 mm x 242 mm Weight 62 kg Length x width x height of packaging 396 mm x 803 mm x 596 mm Transport weight 68 kg Climatic category according to IEC 60721 2 1 Operating temperature range 25 60 C Max permissible value for relative humidity 100 non condensing Maximum operating altitude above mean sea 2 000 m level Noise emission typical lt 31 dB A Power loss in night operation 0 25 W Topology LF transformer Cooling concept OptiCool Fan connection designed for safe disconnection in accordance with DIN EN 50178 1998 04 Degree of protection for electronics according to IEC 60529 IP65 Protection class according to IEC 62103 11 3 Protective devices DC reverse polarity protection Short circuit diode DC overvoltage protection Thermally monitored varistors AC short circuit current capability Current control Grid monitoring SMA Grid Guard 2 1 Maximum permissible fuse protection 40A Ground fault monitoring Insulation monitoring Rio gt 0 7 Galvanic isolation available 80 WB5A_6A IA IEN1 14540 Installation Manual SMA Solar Technology AG Technical Data 11 4 National Standards National stand
59. t the parameter Fan Test back to M The test of the fans is complete Plugging the Jumper The inverter recognizes the jumper only after a system restart all LEDs must have gone out prior to restart 1 Open the inverter as described in Section 7 2 Opening the Inverter page 57 2 Plug the provided jumper in the slot on the system control board as shown below Som 00000000000000 3 Close the inverter as described in Section 7 3 Closing the Inverter page 59 Installation Manual _ 1 14540 63 Maintenance and Cleaning SMA Solar Technology AG 4 Check the air flow of the fans The inverter draws air in from underneath and then blows it back out on either side at the top Listen for any unusual noise which could indicate incorrect installation or a fault in the fans 5 After checking the fans remove the jumper Open and close the inverter as described in Section 7 Opening and Closing page 56 The test of the fans is now complete 8 3 Cleaning the Ventilation Grids The inverter draws cooling air in from underneath and then blows it back out through the ventilation grids at the top Clean the ventilation grids if they are soiled Procedure 1 Remove the ventilation grids To do this insert your finger into the top of the space between ventilation grid and enclosure
60. the inverter again and contact SMA Service Line Watchdog Watchdog Srr Internal program run disturbance Corrective measures Contact the SMA Service Line if this disturbance occurs frequently 70 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Troubleshooting 9 3 Red LED Permanently On If the red LED of the status display is continuously on during operation there is either a ground fault in the system or at least one of the varistors for the overvoltage protection is defective In deliberately grounded small wind turbine systems the red LED has been on ever since the inverter was commissioned However this has no impact on the function of the inverter Before you check the small wind turbine system for a ground fault check whether deliberate grounding has been carried out In deliberately grounded small wind turbine systems check every so often that the varistors in the inverter are working properly since a varistor fault can no longer be displayed 9 3 1 Checking the Small Wind Turbine System for a Ground Fault DANGER Risk of lethal electric shock Do not touch the small wind turbine system Only touch the insulation of the cables on the small wind turbine system Do not touch PE 1 Disconnect the inverter on both the DC and AC sides as described in Section 7 2 Opening the Inverter page 57 2 Measure resistances between the phases and the ground pote
61. the miniature circuit breaker and secure against re connection Use a current probe to make sure all DC cables are current free If current is present check the installation 4 Release and pull off all DC connectors with a screwdriver blade width 3 5 mm Insert a screwdriver into one of the side slots 1 Remove the DC connector by pulling straight down 2 Do not pull the cable DANGER Danger to life due to high voltages in the inverter The capacitors in the inverter take 5 minutes to discharge e Wait 5 minutes before opening the inverter Installation Manual WB5A_6A IA IEN1 14540 57 Opening and Closing 5 Loosen all screws of the enclosure lid To do this use a hexagon socket wrench 6 mm 6 Remove enclosure lid by pulling towards you 7 Verify the absence of voltage to N at the AC terminal with a suitable instrument If voltage is present check the installation 8 Verify the absence of voltage to PE at the AC terminal with a suitable instrument M If voltage is present check the installation M The inverter is open and no voltage is present 58 WBSA_6A IA IEN1 14540 SMA Solar Technology AG Installation Manual SMA Solar Technology AG Opening and Closing 7 3 Closing the Inverter 1 Secure the enclosure lid with the 6 screws and the corresponding conical spring washers
62. tion grids are marked on the inside with links left and rechts right The ventilation grids prevent intrusion of dust and insects and can be reordered from SMA Solar Technology AG as required see Section 12 Accessories page 83 Optional anti theft protection e 1 To protect the inverter against theft back panel can be secured to the wall at the bottom using 2 safety screws The other 2 holes are spares 20 WBS5A_6A IA IEN 114540 Installation Manual SMA Solar Technology AG Electrical Connection 5 Electrical Connection NOTICE Damage to the inverter due to electrostatic discharge The internal components of the inverter can be irreparably damaged by electrostatic discharge Ground yourself before touching a component part 5 1 Overview of the Connection Area 5 1 1 Exterior View The following figure shows the assignment of the individual connection areas at the bottom of the inverter A A B Object Description DC connector for connecting the small wind turbine system B Cable gland for optional communication RS485 PG 16 Cable gland for grid connection AC 12 mm 25 D Cable gland for SMA Power Balancer Installation Manual _ 1 14540 21 Electrical Connec tion SMA Solar Technology AG 5 1 2 Interior View The following figu
63. tion without crimp You can check the function of the varistors as follows 1 Open the inverter as described in Section 7 2 Opening the Inverter page 57 2 Use a multimeter to check that all the installed varistors have a conductive connection between connectors B and C Result There is a conductive connection There must be a different error in the inverter Measure Close the inverter as described Section 7 3 Closing the Inverter page 59 e Contact the SMA Service Line 72 _ 1 14540 Installation Manual SMA Solar Technology AG Troubleshooting Result Measure There is no conductive connection The respective varistor is defective and must be replaced Varistor failure is generally due to influences that affect all varistors in a similar manner temperature age induced overvoltage SMA Solar Technology AG recommends that you replace both 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 12 Accessories page 83 e To replace the varistors proceed to step 3 NOTICE Destruction of the inverter as a result of defective varistors e Provide for replacement varistors immediately and replace the defective varistors e For systems with a high risk of overvoltag
64. until the next total shutdown of the inverter Corrective measures Check the heat dissipation as described in Section 8 2 Checking the Heat Dissipation page 61 EEPROM Temporary disturbance while data is being written or read from EEPROM The data is not relevant for safe operation e This disturbance has no impact on the performance of the inverter EEPROM dBh EEPROM data is defective The inverter has switched off because the loss of data has disabled important functions of the inverter Corrective measures e Contact the SMA Service Line EeRestore One of the duplicate records in the EEPROM is defective and has been reconstructed without loss of data e This error message is only for information purposes and has no effect on the performance of the inverter Fac Bfr The grid frequency is no longer within the permissible range Fac Srr Bfr Srr is an internal display message which has no relevance for the user FacFast The inverter disconnects from the power distribution grid for safety reasons Corrective measures Eliminate the disturbance f the grid frequency is within the tolerance range and the disturbances Fac Bfr Fac Srr or FacFast are still displayed contact SMA Service Line Imax Overcurrent on the AC side This message is displayed when the current on the AC grid is greater than specified Corrective measures e Check the plant design and grid conditions Installation
65. w terminals in the two other inverters 9 Measure the resistance between the positive and negative poles of the terminal block in the middle inverter IF the resistance is approximately 27 8 370 the SMA Power Balancer has been connected correctly Otherwise check the cabling 10 Close all inverters as described in Section 7 3 Closing the Inverter page 59 Installation Manual _ 1 14540 43 Electrical Connection SMA Solar Technology AG 5 5 3 Function Test To test whether the SMA Power Balancer is operating correctly proceed as follows 1 Select the PhaseGuard setting of the PowerBalancer parameter for all three inverters 2 Check whether all inverters in the group are feeding into the power distribution grid normally If all the inverters in this group are displaying the Green LED glows continuously or you see display message on the right Proceed to step 3 or message on the right check installation of the SMA Power Balancer and contact the SMA Service Line if necessary 3 Switch off the miniature circuitbreaker in 1 of the 3 inverters inverter with the deactivated miniature circuit g breaker will then indicate a line voltage fault by the display message pictured on the right Bfr and Srr are irrelevant the power distribution grid showing the display The other 2 inv

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