SOLATRA Installation Guide/User manual
Contents
1. Wait for the unit temperature cool down 13 high and return to working range Vgrid H L Int The grid voltage is suddenly jumping too high or dropping too low The unit will reboot automatically to protect itself The PV voltage is suddenly dropping more than 50 comparing to previous voltage value The unit will reboot automatically to protect itself Phase Error The grid frequency change suddenly The unit will reboot automatically to protect itself The time showed on the screen hasn t been set properly Inverter clock must be set as local time Technical Data Model Nominal input voltage Max input voltage MPPT operating Voltage range MPPT efficiency Array configuration Max operating current Max short circuit current Min operating input power Max input power Max output power Grid voltage maximum range Nominal grid voltage Nominal grid frequency Nominal output current 14 a om gt 99 15A 18A 30w ae 50 Hz 9A Internal consumption during stand by lt 7W From 25 C to 50 C Optimized operating ambient temperature from 13 F to 122 F Enclosure protection level IP65 Audible Noise lt 10dBA Dimensions H x W x D 590x360x313mm Weight 15kg User Manual Notes on this Manual This manual describes the operation of Solatra inverter of the SLT 2100TL Store this manual where it will be accessib2. e Mounting location should have sufficient room around the inverter to enable easy installation and removal from the mounting surface e Mount in a well ventilated place e Do not expose the inverter to direct sunlight to avoid power production degradation e Install at eye level to ensure operating status display easy to read e The ambient temperature should be below 40 C to ensure optimal operation e The recommended minimum clearances around the inverter are shown below 6 Wall mounting 1 Use template to mark the position of the holes and drill the holes Place two top expansion tube into the holes if necessary then insert the appropriate screws and washers Attach the inverter to the wall through top mounting bracket at back of the inverter Screw the inverter to the wall through bottom mounting bracket at back of the inverter Only tighten the screws hand tight Check to ensure the inverter is firmly fastened Electrical Connection Overview of the connection area The following diagram shows the connection areas on the bottom of the inverter Object Description A DC connectors for connecting the PV cables B Socket for AC connection C RS485 communication port WARNING e Make sure electrical design is in compliance with the National and local standard regulations Mount the Solatra inverter firmly before making electrical connections When disconnecting Solatra inverter from the grid alwa
3. Safety symbol used The following types of safety instructions and general information appear in this document Attention This symbol marks hazards that may lead to severe injuries There is also the Danger of damage or destruction of hardware respectively software gt Info symbol Information provides tips that are valuable for the optimal operation of the product Further symbols to specify sources of danger Caution Danger of life threatening voltage Even in disconnected state the device may still provide high contact voltage Caution Risk of Electric Shock Do Not Remove Cover No User Serviceable Parts Inside Refer Servicing To Qualified Service Personne 6 Caution WARNING For Continued Protection Against Risk Of Fire Replace Only With Same Type And Ratings Of Fuse Caution When the photovoltaic array is exposed to light it supplies a DC voltage to this equipment gt e e D 16 Caution ATTENTION inverse voltage Capacitors are discharged 30 minutes After disconnection DC plugs See instruction manual Caution Risk of electric shock Both AC and DC voltage sources are terminated Caution Hot surface Do not touch Risk of burns Information on the Display Solatra inverter is supplied with LC display and function keys on front of en
4. Solar grid connected inverter SOLATRA Installation Guide User manual Table of Contents Installation Manual Notes OO this MaN Uaa e dae 3 MOV hea See av steaks A ee A A iain hie Matis tot A A 3 LIMP ACK a e E E E EE E A E I odode ntosc estas EESE A 6 Installing the Inverter teii r debio 6 Selecting the place of installation c cccccccccsssssssseceecessessaeseeeeeceseeseeaeeeeceseeseaeaeeeeeesseesaasaeeesaeaeeeesensees 6 Wal AE o E 7 Electrical COMME CH Mei edi rd 8 Overview of the CONNECTION area oo ce eccceeeneesseeeesaeceeeceeecceeeeneeesaeeeeaaeceeaaeseaeessaeeeeaaeceecaesesaeesnaeeesesnaeeenas 8 Connecting the inverter to the public grid ACisolator o o ccccononocoooonnnnnconononnnnnnncnnnnono no nnnnnnnanano conos 10 Connecting the inverter to the photovoltaic field DC isolator oooooooccnnccnonononaannnononanononnnnnnncnananonos 10 DC isolator requireMent 0 ccccessccccececssseseeseceeeceseseaaeeeeeeesessesaeaeeeseceseeseaeeeeeessesseeaeaeeeeseeseuaa aesa ea Eas 11 T E a O NO 11 COMMUN COM e 11 COMME iii 11 DECIMO acacia E 12 Maintenance 3d Cl IB A A A A at 12 TROUBDIESHOOCING ia aaa 13 Technical Dt A a ET 14 User Manual Notes n this Manlal id iria dl id iia 16 Safete A ei da eae A A AS E AA A A BE a eee E 16 Information on tHEsDIs pla di A EE OEE E Ia 19 Maintenance and Clean MBiiiiiiiada A A A da 21 CONCE a A a E idas 21 Installation Manual Notes on this Manual This insta
5. alified personnel e Enclosure body can get hot during operation The temperature of some parts of inverter enclosure can reach over 60 C in normal operation particularly the temperature of the cooling fins Do not touch the part for danger of burn Mount the inverter in such a way that it cannot be touched inadvertently e Do not mount the inverter on flammable construction materials e Do not mount the inverter in areas where highly flammable materials are stored e Do not mount the inverter in areas with a risk of explosion e Before cleaning the cooling fins disconnect the system from the public grid by switching off the AC circuit breaker and DC circuit breaker isolator on the PV generator Safety symbol used The following types of safety instructions and general information appear in this document Attention This symbol marks hazards that may lead to severe injuries There is also the gt Danger of damage or destruction of hardware respectively software Info symbol This symbol marks helpful information Further symbols to specify sources of danger Caution Danger of life threatening voltage Even in disconnected state the device may still provide high contact voltage Caution Risk of Electric Shock Do Not Remove Cover No User Serviceable Parts Inside Refer Servicing To Qualified Service Personnel Caution WARNING For Continued Protect
6. closure lid UP Butto n Escape Butto n Down Enter Butto n Button During the operation the display shows the operating data of the inverter continuously Use up and down button to obverse the following main menu diagrams Date 2011 01 15 Firstly the date time instant inverter power output and Time 11 24 36 Pout 872W E today 2 47kWh today latest energy production Ppeak 1034W Next PV array data includes today maximum power point Vpv 198 0V reached instant PV array voltage and instant PV array Idc 5 91A current Vgrid 248 9V lac 3 48A Freq 49 9Hz The last AC power information includes instant grid voltage instant AC current and instant grid frequent User can also obverse the PV system production in certain period of time By pressing enter button in the main menu interface display shows submenu list like following diagram Sub menu list contains statistics settings troubleshoot and information items gt Statistics Settings Troubleshoot Information gt 7 days 12 months 2011 01 14 Energy 4 17kWh RunTime 9h Ppeak 1034W 7 days gt 12 months 2011 01 Energy 59 4kWh RunTime 110h Ppeak 1034W Use up and down button to select Statistics and press enter button Select 7 days to obtain past 7 days operating information Use up and down button to choose date Here it is shown the date of 2011 01 14 operating information Select 12 months to
7. ers and configuration are found to be in the specified range The red light will turn on once then off 11 Important note The inverter clock has to be set to correspond with the local time Inverter may not work properly if time setting is incorrect Decommissioning Warning DANGER Risk of lethal electric shock Make sure the AC and DC side is switched off The decommissioning procedure is as follows 1 Disconnect the circuit breaker or isolator and secure against re connection 2 Using a current measure ensure that there is no current to all DC cables 3 Unlock all DC plug connectors 4 Pull out the AC plug connector 5 Check whether the display and lights have gone out 6 Ensure that there is no voltage at the DC plugs Remove all cables from the inverter 7 Loosen the screw between the inverter and solid mounting surface 8 Dismount the inverter upward from the solid mounting surface Maintenance and Cleaning Check the correct operation of the inverter at regular intervals Dust and pollen can cause heat accumulation that can result in yield losses Also check the inverter and the cables for visible external damage Have repairs carried out if necessary Cleaning the Cooling Fins The heat dissipation of the inverter can be restricted if the cooling fins are dirty Use a suitable soft brush to clean the cooling fins Do not use corrosive solvent containing abrasive cleaners or polishes CAUTION Danger
8. ion Against Risk Of Fire Replace Only With Same Type And Ratings Of Fuse gt e D Caution When the photovoltaic array is exposed to light it supplies a dc voltage to this equipment Caution ATTENTION inverse voltage Capacitors are discharged 30 minutes After disconnection DC plugs See instruction manual Caution Risk of electric shock Both AC and DC voltage sources are terminated gt D e gt D Caution Hot surface Do not touch Risk of burns Unpacking Check all components in the package box and any visible external damage Contact your dealer if anything is damaged or missing Object Description Quantity A Solatra inverter 1 B Template 1 C AC connector 1 D Expansion bolts 3 E Installation Guide User manual 1 Installing the Inverter A DANGER b gt Inverter can cause fires e Do not mount inverter directly under the sunlight e Do not mount the inverter on flammable construction materials e Do not mount the inverter in areas where highly flammable materials are stored Do not mount the inverter in areas with a risk of explosion CAUTION Danger of burn injuries due to hot enclosure parts Selecting the place of installation Consider the following requirements when selecting where to install e Mount on the solid surface where is suitable for inverter s weight and dimensions
9. le at all times This manual is for qualified personnel The tasks described in this manual may only be performed by qualified personnel If you have any questions please contact your local dealer or Solatra support centre Safety The Solatra inverter is a solar inverter which converts the DC power to AC power and feed it into the public grid The operational limits of inverters must be observed Improper use may cause lethal hazard Inverters may only be operated with PV modules Do not connect any sources of energy other than PV modules to the inverter e The inverters must be installed by an authorized skilled electrician who is responsible for observing existing standards and regulations In addition opening of the inverter and any electrical installation repair or modification of the inverter may also only be performed by authorized skilled electrician e Enclosure body can get hot during operation The temperature of some parts of inverter enclosure can reach over 60 C in normal operation particularly the temperature of the cooling fins Do not touch the part for danger of burn e Do not lay flammable and explosive materials close to the system e Make sure that the system is out of the children s reach e Do not put any things on top of the inverter e Before cleaning the cooling fins disconnect the system from the public grid by switching off the AC circuit breaker and DC circuit breaker isolator on the PV generator 15
10. llation guide describes the assembly installation commissioning and maintenance of Solatra inverter of the SLT 2100TL Store this manual where it will be accessible at all times This guide is for qualified electrical technicians The tasks described in this manual may only be performed by qualified electrical technicians only If you have any questions please contact your local dealer or Solatra support centre Safety The Solatra inverter is a solar inverter which converts the DC power to AC power and feed it into the public grid The operational limits of inverters must be observed Improper use may cause lethal hazard Inverters may only be operated with PV modules Do not connect any sources of energy other than PV modules to the inverter e The installation of Solatra must be performed in full compliance with national and local standards and regulations e The inverters must be installed by a qualified electrician who is responsible for observing existing standards and regulations In addition opening of the inverter and any electrical installation repair or modification of the inverter may also only be performed by authorized electrician e Read and understand all the instructions contained in this guide before installing and commissioning the inverter e The connection to the public grid must be done only after receiving approval from the distribution utility as required by national and state regulations and can be done only by qu
11. n yellow in the screw terminal with the earth sign on the AC socket and tighten the screw 6 Insert the neutral conductor N blue in the screw terminal N on the socket and tighten the screw 7 Insert the phrase L brown or black into screw terminal L on the socket and tighten the screw 8 Make sure the wires are securely connected 9 Put socket sleeve onto the socket and click them tightly 10 Place the AC connection socket tightly onto the AC socket on the inverter Connecting the inverter to the photovoltaic field DC isolator Before connection the polarity of connections and DC voltage has to be measured Please make sure that on all poles the same number of PV modules is used in the same circuit roof alignment and shadow conditions and therefore identical voltage conditions exist When the photovoltaic array is exposed to light it supplies a dc voltage to this equipment 1 Switch off the circuit breaker or isolator and secure against re connection 2 Check the connection cables of the PV modules for correct polarity and the maximum input voltage of inverter is not exceeded 3 Check the strings for ground faults 4 Check the DC plug connector for correct polarity and connect it 10 DCisolator requirement A DC isolator must be used before the inverter is installed in accordance with the National Wiring Rules of Standard AS NZS3000 Fuse For continued protection against ri
12. ntenance and Cleaning Check the correct operation of the inverter at regular intervals Dust and pollen can cause heat accumulation that can result in yield losses Also check the inverter and the cables for visible external damage Have repairs carried out if necessary Cleaning the Cooling Fins The heat dissipation of the inverter can be restricted if the cooling fins are dirty Use a suitable soft brush to clean the cooling fins Do not use corrosive solvent containing abrasive cleaners or polishes CAUTION Danger of burn injuries due to hot enclosure parts Do not touch the inverter s enclosure during operation 19
13. obtain past 12 months operating information Use up and down button to choose month Here it is shown the January 2011 operating information Press ESC button to return submenu list Inverter date and time can be set by selecting Settings in submenu list It is important to set the date and time accurately for inverter operation and data observation Inverter may switch off even in the full sun daytime if the inverter time was set as night time Statistics gt Settings Troubleshoot Information gt 2011 01 11 11 24 36 Use up and down button to select Settings and press enter button Use up down and enter button to select and change year month date hour minute and second Press enter button to confirm and ESC button to exit Setting function Use troubleshoots function to detect any system fault code and history Statistics Setting gt Troubleshoot Information Error1 None Error2 None Use up and down button to select Troubleshoots and press enter button Error code will show if the system suffers any dysfunction Press ESC button to return submenu list Inverter model number and software firmware version can be found in Information item Statistics Setting Troubleshoot gt Information Mod SLT 2100TL V 021110321V1 0 Use up and down button to select Information and press enter button Inverter model number and software firmware version is shown Mai
14. of burn injuries due to hot enclosure parts Do not touch the inverter s enclosure during operation 12 Risk of electric shock from energy stored in capacitor do not remove cover Until 30 minutes after disconnecting all sources of supply Troubleshooting Error Cause Explanation Correction InvRY Fail Inverter relay damages or PV When sunlight energy is too strong the power can t drive the inverter to start inverter relay may be damaged If yes the Relay needs to be replaced If not reboot the unit or wait for the sunlight energy getting normal GridRY Fail Grid relay or fuse damages Replace the grid relay or fuse Vgrid Too High Grid voltage is too high Grid voltage is too high Wait for the grid voltage returns to normal Vgrid Too Low Grid voltage is too low Grid voltage is too low Wait for the grid voltage returns to normal Freq Too High Grid frequency is too high Wait for the grid frequency returns to normal Freq Too Low Grid frequency is too low Wait for the grid frequency returns to normal lac Too High Output current is too high The unit will reboot automatically Vpv Too Low PV voltage is too low PV voltage too low cannot start the inverter working Vpv Too High PV voltage is too high High voltage will damage the unit components The unit is force to stop working CtrT Too High The unit temperature is too
15. sk of fire replace only with the same type and ratings of fuse Communication The Solatra inverter is equipped with a communication port RS485 interface for communicated with monitoring data or updating data Commissioning Check the following requirements before commissioning e The inverter is firmly mounted e Correct connection of the AC cable grid e Correct connection of the DC cable PV strings e The enclosure lid is securely screwed in place e The circuit breaker or isolator is installed correctly The start up procedure is as follows 1 Switch DC circuit breaker or isolator PV strings ON 2 Switch AC circuit breaker or isolator grid ON 3 After turn the switch on the Solatra inverter starts the connection sequence The check routine is indicated on the LC display The check routine may take 30 seconds to minutes depending on the grid condition The screens are shown the check results during this self test phrase e Boosting connection in process e Vpv voltage value and status check with specified operating range e Grid voltage and frequency value and status check with specified operating range 4 When the self test is completed the Solatra inverter starts operating and green light stays on This means the inverter is operating and converts DC power to feed back the grid 5 If the self test shows a negative result the inverter will repeat the self test procedure until grid voltage and frequency paramet
16. ys disconnect the AC switch before DC disconnection The limiting DC input of inverter may not be exceeded The maximum input voltage is 600V maximum input current is 18A WARNING Make sure electrical design is in compliance with the National and local standard regulations WARNING Installed in accordance with the National Wiring Rules of Standard AS NZS 3000 WARNING A DC isolator must be used before the Inverter WARNING Mount the Solatra inverter firmly before making electrical connections WARNING When disconnecting Solatra inverter from the grid always disconnect the AC switch before DC disconnection WARNING The limiting DC input of inverter may not be exceeded The maximum input voltage is 600V maximum input current is 18A Attention To avoid injuries of your hands we recommend wearing protective gloves during dismounting and transport of the inverter gt eee Ee Attention Do not remove cover when the machine is operating Connecting the inverter to the public grid AC isolator 1 Use 2 5mm22 three cores cable as AC cable 2 Switch off the circuit breaker or isolator and make sure no voltage is present 3 Strip approx 30mm from the AC cable and shorten the L N and PE by 4 5mm 4 Put cable gland and socket tube through the AC cable 5 Insert the protective earth PE gree
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