SG50K3 PV Grid-Connected Inverter User Manual Sungrow Power
Contents
1. lt and to choose digits employ A and Y to increase or decrease number Time Date 07 04 12 8 Time 14 28 30 Input the number you want according to your local time and press Enter to confirm them 28 4 3 12 Output Energy Value Adjustment 230V 72A a F 550V 230V 71A 5 90A 230V 72A L3 State Run P ac 48 900kW 2007 01 25 10 15 25 ts Lad Run inform Fault record Start Stop Set param Set param Password 1111 Sys param Adj param Pro param Com param Language JG Time Power adj Load default wW Power adj 000 KWH 29 Monitoring and Data Interface 4 In the default menu Press ENTER or gt to enter the general control menu Navigate the hand pointer to the Set param and press ENTER button Press ENTER button to confirm the password input Note that the default password is 1111 9 Navigate the hand pointer to the Sys param and press ENTER button Move the hand pointer to the Power adj and press ENTER button Use and bp to choose digits employ A and Y to increase or decrease number Input real value you read from your electric meter and press Enter to confirm them SG50K3 User Manual Note that the positive symbol can also be changed to negative symb2. Fault record Start Stop Set param State Run P ac 48 900kW 2007 01 25 10 15 25 ts Lad Run inform E Set param Password 1111 Sys param Adj param Pro param Com param N Com param Address 001 Baud 0 e 0 9600 1 4800 2 2400 Monitoring and Data Interface 4 In the default menu Press ENTER or bp to enter the general control menu Navigate the hand pointer to the Set param and press ENTER button Press ENTER button to confirm the password input Note that the default password is 1111 D Navigate the hand pointer to the Com param and press ENTER button Use and to choose digits employ A and Y to increase or decrease number Input the address and baud rate you want Com param menu contains some basic communication parameters of the inverter when connected to external monitoring device through RS485 serial communication protocol The inverter communication address can be in the first line The range of the address is 1 247 The serial communication baud rate can be adjusted through entering 0 1 and 2 in the second line 0 represents 9600 Baud 1 means 4800 Baud and 2 for 2400 Baud 33 SG50K3 User Manual NOTE The address parameter is very important when your solar generation application contains many inverters and each inverter should have a uniqu
3. Navigate the hand pointer to the ai Start Stop and press ENTER Fault record button gt Start Stop Set param a 4 Navigate the hand pointer to the Start and press ENTER button Stop 5 Press ENTER button to confirm the start command Start Confirm NOTE Normally the inverter will auto start when specifications are met or faults are removed The start function of the control menu is provided in case the inverter needs a restart after being stopped by pressing down the emergency stop button or perform manual stop in the LCD menu 24 4 3 8 Stop the Inverter 230V 72A La MI 550V X 230V 71A ML SON A 2304 72A y State Run P ac 48 900kW 2007 01 25 10 15 25 cs Run inform Fault record gt Start Stop Set param Start Le Stop Stop Confirm NOTE Monitoring and Data Interface 4 1 Inthe default menu 2 Press ENTER or P to enter the general control menu 3 Navigate the hand pointer to the Start Stop and press ENTER button 4 Navigate the hand pointer to the Stop and press ENTER button 5 Press ENTER button to confirm the stop command To the inverter the emergency stop button has the same effect as the manual stop function They both disconnect the AC contactor and need manual Start in the LCD menu 25 SG50K3 User Manual 4 3 9 Entering
4. parameters and log to a disk or a Once a month file Update software General state Visual check any damage or deformation of the inverter Twice every year of system Check any abnormal noise during the running of the inverter Check each parameter of inverter operation Check the important component Check if the temperature of the housing is normal Monitor the system using the thermal imager Check the humidity and dust of the environment Meanwhile check whether the filter function of the air inlet is ok Check the warning labels and replace if necessary System clean Check whether the circuit board and the component are Six months to a clean year it depends on Check the temperature and dust of the inverter the dust contents in Dismantle the fan and clean the module if necessary air 54 Power circuits connection Terminals and cables Circuit breaker Safety function Software Check whether power cable connections are loose Re tighten them with the torque specified in the manual Check whether there are damages in the power cables and control cables especially the surface in contact with the metal Check whether the wrap belts of the connection terminals is strip off Check whether the screws of control terminals are loose Re fasten by screwdriver wherever necessary Check whether the terminals of the main circuit are poor contact and whether the screws are burnt Visual check all
5. AC Voltage system e Isolate the grid switch off the circuit breaker and secure it against accidental reactivation e Connect the wires of the AC cable as follows through circuit breaker Grid L1 wire to the terminal marked L1 Grid L2 wire to the terminal marked L2 Grid L3 wire to the terminal marked L3 Grid Neutral wire to the terminal marked N or leave the terminal vacant Connect the DC Terminals Grounding e Isolate the PV array and secure it against accidental reactivation Use a multimeter to check DC open circuit voltage less than 900V and confirm the positive and negative poles Connect the wires of the DC cable as follows through circuit breaker PV array DC wire to the inverter DC PV array DC wire to the inverter DC Please make sure that all wires are firmly connected Grounding is required for each SG50K3 Connect the factory ground to the ground terminal with leaking current detector to realize the leaking current detect function lf PV array DC input grounding is required please connect DC or DC terminal to ground copper bar by 16mm ground wire as Fig 5 4 42 Installation 5 DC Grounding DC Grounding DC Breaker ON DC Breaker Leakage curre detector Leakage current detecto Ground Copper Bar Ground Copper Bar To factory ground To factory ground Fig 5 4 DC input connection diagram 5 6 Communication Ins
6. Data Interface 4 In the default menu Press ENTER or bp to enter the general control menu Navigate the hand pointer to the Set param and press ENTER button Press ENTER button to confirm the password input Note that the default password is 1111 O Navigate the hand pointer to the Sys param and press ENTER button Move the hand pointer to the Language and press ENTER button Use A or Y to change number between 0 1 and 2 0 represents Spanish and 1 means English and 2 for Chinese Choose the number you want and press Enter to confirm your choice SG50K3 User Manual 4 3 11 Change Date and Time 1 Inthe default menu said u a DL 2 Press ENTER or b gt to enter the 1 Lf JOA ar F general control menu L3 State Run P ac 48 900kW 2007 01 25 10 15 25 mi 3 NGGAK me ane ponni to ne gt Set param and press ENTER Fault record button Start Stop Set param 4 Press ENTER button to confirm the password input Set param Note that the default password is 1111 Password 1111 5 Navigate the hand pointer to the ee ai JE Sys param and press ENTER Aa pakan button Pro param Com param Language JG 6 Move the hand pointer to the Time and press ENTER button gt Time Power adj Load default 7 Use
7. SG50K3 grid connected PV system is shown in Fig 2 1 SG50K3 transforms the direct current generated by the PV array into stable alternating current and output to the utility grid E _ A PV Array SG50K3 Fig 2 1 Grid connected Inverter for PV power application Table 2 1 System Devices Type PV Arrays Monocrystalline Silicon Polycrystalline Silicon Amorphous Silicon Thin Film Cells Utility Grid TT TN C TN S TN C S IT Optional Devices Sunlnfo EM Environment Monitoring Device SunBox PVS PV Array Combiner Box SunBox PMD D DC Power Distribution Cabinet SunBox PMD A AC Power Distribution Cabinet Suninfo Logger Inverter Data Acquisition and Transmission Device Introduction 2 2 2 Circuit Description Fig 2 2 shows the main circuit of SG50K3 a transformer grid connected inverter An IGBT full bridge converts the DC power to AC voltage and current The AC power is then fed to the grid after being processed by a filter and a transformer SGS50K3 DC Circuit Inverter AC ircul Breaker Transformer Contactor a 8 Fig 2 2 circuit diagram of SG50K3 2 3 Scope of Delivery The following materials in Table 2 2 should including in the crate Table 2 2 Scope of Delivery SG50K3 PV Grid Connected Inverter Including keys SG50K3 User Manual 2 4 The Wiring Interface 020 0 090090 000 90 eserese 4 o ofl cle of
8. This chapter provides instructions about monitoring and data Interface of the SG50K3 SG50K3 User Manual 4 1 Basic Communications To enable our customers to gain a thorough comprehension about the operation of the inverter we have provided various data collection approaches to monitor system data Data logger Inverter SunlInfo Logger Fig 4 1 Data Logger Collects Data through RS485 Bus PC Inverter Data logger PC Inverter Fig 4 3 Data Logger PC Collects Data through RS485 Bus Monitoring and Data Interface 4 4 2 LED Indicators Users can get the running data and set parameters of SG50K3 from the LED indicators and LCD control panel see Fig 4 4 Buttons OPERATION FAULT LCD Fig 4 4 SG50K3 data interface 3 big LED indicators are located in the front door of SG50K3 and 5 smaller LED indicators in the LCD panel These LED indicators help the users to quickly learn about the states of the SG50K3 inverter Check Table 4 1 for their definitions Note that the big POWER OPERATION and FAULT LED indicators share the same meaning with small POWER RUN and FAULT indicators Table 4 1 Meaning of LED indicators POWER The indication of control board s power supply Inverter is in grid mode and working normally STOP When the SG50K3 stops operation FAULT There is a fault in the power system COM Communication indication between inverter and PC SG
9. connections and cable distributions Check whether there is crack on fan blades Check whether there is any abnormal noise during the fan rotating Routine check the corrosion state of metal components once every half a year Check contactors every year auxiliary switches and micro switches included Check the running parameters voltage and insulation especially Check the LCD stop and emergency stop circuit Analog shutdown and check stop signal communication Software optimization Check the setting of every parameter 99 Maintenance 9 First 6 months after commissioning and then once or twice a year Once every year Once a year Once or twice a year Once or twice a year Once or twice a year SG50K3 User Manual 96 Troubleshooting About This Chapter This chapter gives the basic troubleshooting methods to the customer as a reference 97 SG50K3 User Manual 10 1 LED Indicated Fault Troubleshooting Table 10 1 LED states during normal working POWER light The power supply of the inner circuit is OK EN light The inverter is in correct grid connection working state Table 10 2 LED fault and simple troubleshooting No LED flashes and LCD Disconnect the AC and DC voltage and keep disconnected for 5 min screen no display Afterwards reconnect the DC voltage and then the AC voltage If the device does still not run it needs to be exchanged or repaired POWER shut P
10. display the fault type in the LCD panel with the Fault LED burns Once the fault is removed for 5 minutes the SG50K3 will automatically resume running Stop The SG50K3 will stop operation by manually stopping the inverter through LCD menu or pressing down the Emergency Stop Button this condition needs manual restart through LCD menu During the Stop mode the SG50K3 will block the driving signals that control the switching IG BT and disconnect the SG50K3 from the grid by switching off the AC contactor Operation Description 3 3 2 Modes Transition When energized the inverter switches states from different modes as pictured below When deactivated the inverter return to the operating mode Stop Fault resolved for 5 minutes Pale esur 1 Release the emergency stop button 2 Start the mverter through LCD menu Vpv gt 470V for 3 minutes Stop the mverter through LCD Press down the emergency stop button Ipv 0A for 1 minutes Fig 3 1 Transition of operation states VPV is the DC input voltage Ppv is the DC input power The states displayed in the LCD menu are explained in the table below Table 3 1 State explanations of inverter Possible displayed State Explanation RUN The inverter is in operation and output power to the grid STOP The operation is stopped by stop command Start up The inverter is under activation Stand by The operation is ceased by insuffic
11. lt 0 5 of rated inverter output current 62 Appendik 11 11 1 2 Mechanical Specifications Dimensions W x H x D 820x1964x646 mm Weight 640 kg 11 1 3 System Parameter Specification Peak Efficiency 96 3 with transformer European Efficiency 95 3 with transformer Power Consumption at Night 20W Relative Humidity 0 95 non condensing Max Working Altitude 2000m 11 1 4 Display and Communication Parameter Specification Display LCD Communication Standard RS485 Communication Optional Ethernet GPRS 63 SG50K3 User Manual 11 2 Exclusion of Liability The content of these documents is periodically checked and revised when necessary please call us or check our website www sungrowpower com for the latest information However discrepancies cannot be excluded No guarantee is made for the completeness of these documents Please contact our company or distributors to get the latest version Guarantee or liability claims for damages of any kind are excluded if they are caused by one or more of the following Improper or inappropriate use or install of the product Installing or operating the product in an unintended environment Installing or operating the product when ignoring relevant safety regulations in the deployment location Ignoring safety warnings and instructions contained in all documents relevant to the product Installing or operating the product under incorrect safety or protection condit
12. parameters check is correct then the LCD will display the normal working screen Then the inverter will export to the grid and the green Power LED will continuously lit provided there is enough PV power 8 2 Stop the Inverter lf users want to shut down the inverter please refer to stop command in the LCD menu lf users want to shut down the inverter immediately in an emergency please press down the emergency stop button 92 Maintenance About This Chapter This chapter describes the maintenance instructions needed to keep SG50K3 at its optimum performance 53 SG50K3 User Manual Due to the effect of the ambient temperature humidity dust and vibration the inner componenis of the inverter will be aged and worn out It is necessary to implement routine and periodic maintenance to the inverter This section introduces maintenance items and intervals Only qualified personnel can service the inverter Before any maintenance work please do as follows e Shut off the inverter or disconnect the DC AC connections e Cut off auxiliary power supply e Wait at least 15 minutes until the inner capacitors to discharge e Open the door and measure the voltage of the terminals and intermediate circuit terminals Make sure that there is no lethal voltage Implement the maintenance work periodically and record the maintenance work in the maintenance report specified in the following table Save data Save the running data
13. the inverter 17 SG50K3 User Manual 4 3 2 The Total Display Menu 4 6 below 19 AXA On Grid Inverter the F JNGOW 220V 72A 200A State Run 2007 01 25 L1 220V 71A O 12 72A L3 P ac 47 300kW 10 15 25 gt is given in The total display menu Etoday 0 0kWh P today Power curve V grid 220 0V V de 380 0V 30 grid 12 04 kde 7 0A a Q F grid 50 0Hz Temp 0 0 C 20 P ac 0 000kW y 6 8 10 12 14 16 18 t 4 N E total E a B eat E today histogram C02 total 7Kg 80 E month 12kWh 60 40 h total 5h 20 h totay 82min Y 6 810 12 14 16 18 4 Total Fault Nub 02 AN 2007 01 12 10 12 18 Vde high 2007 01 14 11 12 18 Vdc high 2 Start Confirm a a 7 F 4 we Z gt Run inform va a a i Start ie Fault record gt A Start Stop Stop Confirm Stop gt Set param j Sys param A 7 Set param Adj param Password 0000 Pro param _ Com param 5 Bn 4 Time Power adj Load default_ gt Language 2 Please input real value AN She hs V L1 000 0V ELI 000 04 V I2 0000Y EL2 000 04 V 13 000 0V 113 000 04 Pf 0 000 Adj Confirm A NO Pro param Set Com param Address 001 eS Baud 0 0 9600 1 4800 2 2400 Language o 0 SP 1 EN 2 CH by Time Date 07 04 12 Time 14 14
14. the wrapped unit Always remember the weigh of unit Pay attention to CENTER OF BALANCE and HEAVE HERE marking on the wooden crate Unpacking the Unit To unpack the SG50K3 from the Shipping crate 1 Remove the crate s wood side and top panels 38 Installation 5 2 Remove the barrier bag material from the inverter 3 Remove the inverter s anchor hardware that bolts the inverter to the pallet Moving SG50K3 after Unpacking There are 3 ways to move unpacked SG50K3 to the final position e Using fork lift or pallet truck to move the SG50K3 Take down the front and rear cover of pedestal Place the two forks below the unit with the gravity center in between Lift the SG50K3 from beneath the enclosure e Move the SG50K3 on the steel slideway e fyou need to move the SG50K3 using crane contact SUNGROW to claim lifting rings for free Always keep the SG50K3 upright Avoid sudden force 5 4 3 Fastening the Unit to the Floor SG50K3 must be fastened to the floor as follows 1 Remove the front and rear base covers 2 Fasten the cabinet to the channel steels or roof using M12 bolts and nuts Reassemble the front and rear cover or after the electrical connection finished SG50K3 SG50K3 Bolt Y v Channel_y h N A Steels N Y Cable Trench Cable Trench Bolt Y N Fig 5 2 Fasten SG50K3 39 SG50K3 User Manual 5 5 Electrical Connection 5 5 1
15. this product our hotline will be happy to assist you Please keep the following data when contacting Sungrow No 2 Tianhu Rd New amp High Technology Industrial Development Zone Hefei P R China Telephone 86 551 532 7834 86 551 532 7845 65 5G50K3 UEN Ver31 201012 Version 3 1 Specifications subject to change without notice Sungrow Power Supply Co Ltd Add No 2 Tianhu Rd New amp High Technology Industrial Development Zone Hefei P R China Contact Mr Henry Director of International Trade Zip 230088 Web www sungrowpower com E mail info sungrow cn Tel 86 551 532 7834 532 7845 Fax 86 551 532 7856 CE DK5940 Green and Effective Printed in Dec 2010 UEN F H 000343
16. unit if visibly damaged or note visible damage when signing shipping company receipt Please report the damage immediately to the shipping company Do not remove the unit from packaging 5 3 Basic Installation Requirements The IP level of SG50K3 is IP20 so it can only be installed indoors A list of these requirements is shown below It is advised not to install the inverter in living quarters since the inverter may produce some operating noise Avoid installing the inverter in a location subject to vibrations e The LED and display should always be legible for users e The ambient temperature should remain from 25 to 55 e Maintain a minimum of 100 mm clearance in back 1000mm in front and 600mm on top of the SG50K3 for proper ventilation and installation operation e The inverter should be mounted in a well ventilated area Avoid mounting the inverter in a dusty area Never install the SG50K3 in areas that contain explosive atmospheres battery rooms fuel storage rooms etc Some parts of the SG50K3 can reach temperature of over 80C Keep a suitable distance from flammable materials 37 SG50K3 User Manual 5 4 Mechanical Mounting 5 4 1 Device Dimensions and Weight The external dimensions and weight of the SG50K3 is in Fig 5 1 JNG2our 640kg Fig 5 1 Dimensions of SG50K3 5 4 2 Moving SG50K3 Moving the Wrapped Unit Crane fork lift or pallet truck can be used to move
17. 12 Power adj 000 kWh Load default Password 0000 Fig 4 6 Total display menu tree 18 Monitoring and Data Interface 4 4 3 3 Additional Explanation of the LCD Menu Error Password Are you sure to set it Invalid Set Set Complete Set param Please waiting Password 0000 Fig 4 7 Prompting message menu Fig 4 7 shows all the prompting messages not included in the total display menu but will be displayed in the LCD NOTE Pro param menu contains no valid setting it is kept for future protection parameters adjustment 1 Select Pro param Sys param i yap JG 2 Press ENTER Adj param gt Pro param Com param 3 No protection parameters can be set or adjusted Ya NO Pro param Set SG50K3 User Manual 4 3 4 The Default Display Menu The LCD is initializes upon energized of the SG50K3 A starting menu will be displayed during initialization which shows the manufacture name and the type of the inverter JUNGROW HK eae SG100K 3 On Grid Inverter 1 The initialization menu Only appear once after activation 2 The Default menu O 230V_72A L1 F 550V 230V 71A E 90A 230V 72A S L Display basic running parameters State Run P ac 48 900kW 2007 01 25 10 15 25 o Once the LCD is initialized for about 2 3 minutes it will automatically ch
18. 50K3 User Manual 4 3 LCD Control Panel The LCD control panel is mounted on the SG50K3 enclosure at eye level 6 buttons right next to the LCD are used to check or set parameters in the LCD control menu see Fig 4 5 4 line LCD Buttons Fig 4 5 LCD panel Table 4 2 Definitions of buttons cancels ends the present function answers questions with No returns to the previous menu moves up to the previous line increases the present value moves down to the next line decreases the present value moves to the right value moves to the left value selects a function from the menu selects a value confirms changes answers questions with Yes The background illumination of the LCD is activated by pressing any button on the panel and will automatically be deactivated 2 minutes later to save power Monitoring and Data Interface 4 4 3 1 Explanation of the Display Symbols The SG50K3 display has four lines Multiple display symbols are used which are explained in the following Table 4 3 Table 4 3 Explanations of symbols used in the control menu Symbol Explanations General Symbols There is sub level menu Press Enter to move to next menu There are more display menus below Press to move to next menu This menu indicates some information needed to be care about Specific Symbols The Inverter CN One phase of the grid This menu displays data General control menu Control the start stop of
19. Electrical Connection Requirements e Grid 230V AC The SG50K3 is designed for 400V grid three phase The voltage should be within 310V to 450V and the frequency should be the frequency should be 47 51 5 57 61 5Hz Table 5 1 Grid request Grid Voltage Range 310V 450V Grid Frequency Range 47Hz 51 5Hz 57Hz 61 5Hz e PV array limit Table 5 2 PV array limit Max PV Power 55kWp Max PV Voltage 900V e Ground The inverter must be grounded in compliance with local safety codes using appropriately sized protective conductors Make sure that the DC input voltage never exceeds 900V Higher input voltages will damage the SG50K3 All electrical installations must comply with all local and national electrical codes 40 Installation 5 5 5 2 Wires connection The complete wiring for a SG50K3 is shown schematically in the Fig 5 3 PAS J j w 2119917 UAU 0 POS upy 19810 8g Pjnoyus salim puno16 pup ndino Sy y JO uoIp s sso y OJON 0 D uuos upy 13610 3q pjnoys saim jindul if punoigg DC OY JO UONDES sso BY OJON NdLNC N EI 2111 O OSO DUNG um INdNI DA SS SS ADUD Ad MG Q UDUI 19B1D q pjnous SaJIMm GgjySsy Sy JO UOID9S SSO SY SON Fig 5 3 Simplified electrical connection diagram 41 SG50K3 User Manual Connect the AC Terminals NOTE SG50K3 is designed to be installed in Three phase Three wire or Three phase Four wire
20. SING PPP Ngga eee SGSOKS3 PV Grid Connected Inverter User Manual SG50K3 UEN Ver31 201012 Version 3 About This Manual Aim Thank you for purchasing the SG50K3 from Sungrow Power Supply Co Ltd We hope that the device will meet with your satisfaction when you use it with your PV plant system The purpose of this manual is to provide users with detailed product information and instructions for the use of the SG50K3 PV grid connected inverter Target Readers The manual is provided to people who need to install and operate the SG50K3 grid connected inverter How to Use this Manual Read this manual and the other documents before installation and operation on the SG50K3 The document must be stored carefully and available at all times The contents of this manual will be periodically updated or revised if necessary However discrepancies cannot be excluded Please make the object as the standard or download the latest version of this manual via www sungrowpower com IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS Symbols Explanation Please note the following explanation of the symbols used in this manual DANGER DANGER indicates a hazard with a high level of risk which if not avoided will result in death or serious injury WARNING indicates a hazard with a medium level of risk which if not avoided could result in death or serious injury CAUTION indicates a hazard with a l
21. and COMMUNICATION oia u A execs a gt de o nia ena aa baa naa aa aa a aa KA Nada a ada ab a aa nah a a Na a 11 3 About Us VI Safety Instructions About This Chapter This chapter provides some important safety instructions about SG50K3 SG50K3 User Manual Pay attention to the following safety instructions DANGER Shock Hazard Death results from burning and electric shock upon touching the SG50K3 live components e Do not touch the live components of the SG50K3 e Observe all safety regulations DANGER Shock Hazard The enclosure of SG50K3 inverter may contain high voltage conductors The enclosure doors should be kept locked during operation except for maintenance or testing To avoid the risk of electric shock do not perform any action or operation which is not included in the operating instructions unless you are qualified to do so DANGER Shock Hazard The SG50K3 Inverter will immediately shutdown if users want to open the front door during operation Please check the unit is thoroughly shut down and isolated from the public grid and PV arrays before open the front door To avoid the risk of electric shock a minimum 5 minutes is needed for any stored potentials that still left in the inverter after shut down to be discharged before opening the door Safety Instructions 1 DANGER Lethal Voltage Damage to the SG50K3 may result death by electric shock or fire e Only opera
22. anges to the default menu In the default menu the basic real time running values are displayed which includes DC current and DC voltage the AC phase current and AC line to neutral voltage the operation state the output AC power and the system time and date NOTE Fault type will be displayed in the State of the default menu when a fault occurs 20 Monitoring and Data Interface 4 4 3 5 Check Running Parameters 1 Inthe default menu 2 Press ENTER or gt to enter the general control menu State Run P ac 48 900kW 2007 01 25 10 15 25 Cts ee 3 Navigate the hand pointer to the Run inform Fault record 4 Press ENTER button to access See the sub menus of running Set param parameters E today 0000000 0kWh 5 Use y to move among these 4 V grid 000 0V V de 000 0V menus to check parameters l grid 000 0A ldc 000 0A Real time data F grid 00 0Hz Temp 00 0 This level menus contains 4 separate P ac 000 000kW Y menus E total 0000000 0kWh a 1 the real time data Logged dat Se ee aa 2 the logged data h total 00000h h totay 000min 3 Daily output power diagram ofp P today Power Curve 4 Daily output energy diagram Daily output power g8_ 10 12 16 18 E today Histogram Daily output energy Please refer to Table 4 4 and Table 4 5 for the explanations of displayed running data Table 4 4 Explanation of
23. ay Mehl ana a ne 20 43 5 Check R nning Paramelers ana A aa a E aa aa aaa a aa a 21 A 36 Check Fault AECA aaa ea HH hie en 23 Aa WNC INV OTLEY id 24 4 3 8 Stop the Inverter cccccccseseeccceceeseceecceeeseceeceseeseeeeeeseaaeeeeesseeeseeeeseeaaeeeeessaaseeeeeessaageeeesssaaseeees 25 1399 EMeAng tier a SSW Oli ea aaa 26 4 3 10 Change Display Language saras duwea asia sanga Nda Kan iia 27 4 3 1 1 Change Date and Vite iaa 28 4 3 12 Output Energy Value Adjustment 022220000000000000000000n00nnnonnEnnnnn nun nnnnnnnnnnnnnnnnnnn nennen 29 23 13 Load Derat seid me ee io 31 4 3 14 Displayed Real time Parameters Adjustment us00422400000000nnnn ne nnnnnnnennnennnnene nenn 32 4 3 15 Communication Parameters SettinQ cccccoconnconcccnonncnncnonnnnnnnnnonancnnnnnnonannnnnnnonannnnnnnnnnnnons 33 By TAS Fal A NO o 5 1 Safety MOUNTING MISTRUCTONS asana ee 36 5 2 GNecKing 1Or Shipping Damage a a 37 5 BASIC Installation Requirements a 37 9 4 Mechanical MOUNTING sasa dada kat aaa a nag LIE Hei 38 5 4 1 Device Dimensions and Weight ooccccccocnonoconcnnccnonnncononnnnononcnnnnonannnnonannnnonannnnononnnnonnananess 38 942 MOVING Ga DK ccna jan gt ga gk Ka NA een 38 5 4 3 Fastening the Unit to the FlOOF ooonccccccccocccnncccconccnnconnoncnnnonnnnnccnnnononancnnnnonnnnrnnnnononnnnnnnnnanenns 39 5 EEC CIA A et aan a ajaa a aaa 40 5 5 1 Electrical Connection Requirements ooooccnncccc
24. ccncconnccnnoncnnnonnnancnnnnnnonnnnnnononnnnnnnnnonannnnnnnnnanenns 40 A o EN eich 41 5 0 Comm nleation lnstallalion ae 43 6 Installation Checklist aaa 4D 7 COMMIS SEO NINO ii dl 7 1 Requirements Of COMMISSIONING cccccccsseececccseeeececcceeeeeceeecseuueeeeeecseseeeeessaaseceesssaeeeesssaageeeeees 48 LIA O de anaa 48 E A a a aa ae ap a a aan E nga a a Na NGGER a ag Na ae aa aa aga 46 722 S G13 0 5G Check an CO ang aa api a a aa kaa Taji Da ang San aa a a er ane aa a a a a ang aaa a arai 48 72 gt Ground COMMECHOM Check 48 7 2 4 Serial Communication Check Optional occcccccocccnnccnnncccccononcccnnnncnnnnonononnnnnnnonononannnonnnnnnss 49 SES A VONAG CS O 9 0 INAP Pon a nb abaan Kaba n kg an ang A a kaa gaga pa a ka a ga 49 PR 49 7 4 Complete the COMMISSIONING urnas lili 50 KO oa naya ae 8 1L St rtihe lnVerler an ee E aa eta cease eve see 52 8 2 SIOD TAS AVRO ee tities el Geen cee 52 TMII DEN NGE aaa aaa aa NG BA NGO NEGEN aa GN A BN a ls TO TeOUDIGSNOOU IG aia 7 10 LED Indicated FaultTroubleshoclI visi is 58 19 2 LCD Displayed Fault Troubleshooting nee N 59 LIA DHENE euer aut TTNG mE DI AT ka aaa aaa aa a aan aaa a Kg ag kab aaa nen T E 62 11 1 1 Electrical SpecificatiONS ooccccccononnconccononccnnononannnnnnnnnnnnncnnnnnnnnncnnnnnnnnnrnnnnonnnnrnnnnnonnnncnnnnss 62 11 1 2 Mech nkcal Sspeciicaliohssasnn see eisen 63 DTA SS YSICIN een benennen 63 11 1 4 Display
25. e state of the LCD interface will always show Start up lf the DC voltage exceeds the DC voltage start point Vpv gt 240V for 3 minutes the SG50K3 will automatically change to Run state the OPERATION LED will light with the state of the LCD menu will change to Run 7 4 Complete the Commissioning If all the start procedures have been performed check the operating condition of the SG50K3 1 Check whether the following items normal noise heat generation no smoke or unusual odor Measure the grid connected voltage current and THD Check the earthing of cabinet Check the LCD display and external communication So far the commissioning of the SG50K3 is completed SG50K3 don t need manual control in daily operation Keep the door closed and locked Key to the door must be stored by appointed personnel 50 Operation About This Chapter This chapter describes the operation of the SG50K3 exclusion of liability and the way to contact us 91 SG50K3 User Manual SG50K3 inverter is a fully automated grid connected solar inverter Most of the functions and modes transition are performed automatically 8 1 Start the Inverter To turn on the inverter please follow the steps below 1 2 Switch on the DC side circuit breaker Switch on the AC side breaker The inverter will to check whether that voltage impedance and frequency parameters are within operating range lf the
26. e address for serial communication 34 Installation About This Chapter This chapter gives installation instructions for SG50K3 35 SG50K3 User Manual 5 1 Safety Mounting Instructions As with any electrical system touching live components can be hazardous to life and limb This device contains DC voltage of up to 900V and the grid voltage up to 450V Only a qualified person can work on SG50K3 This work is only permissible if the AC and DC power supplies are safely disconnected from the SG50K3 Before any maintenance always wait for approx 10 minutes so that the capacitors in the SG50K3 can discharge Only then may the cover be opened Hot surface SG50K3 contains some parts such as heatsinks of power semiconductors remain hot for a while after disconnection from electrical supply 36 Installation 5 5 2 Checking for Shipping Damage The SG50K3 inverters are thoroughly checked and tested rigorously before they are shipped Even though they are delivered in a rugged heavy cardboard box the inverters can be damaged in shipping which typically is the shipping company s fault So you should check the inverter before installation Please inspect the inverter thoroughly after it is delivered If any damage is seen please immediately notify the shipping company If there is any question about potential shipping damage contact Sungrow Power Supply A photo of the damage may be helpful Do not accept
27. electrical parameters Data name Explanation V grid Grid voltage F grid Grid frequency V dc DC Voltage of PV array 21 SG50K3 User Manual I dc DC Current of PV array P ac Output ac power E today Energy generated today kWh Energy generated this month kWh E total The total generated Energy kWh Table 4 5 Explanation of non electrical parameters Data name Explanation Temp Temperature within the enclosure h today The Operation time of today Min h total Total hours of Operation time CO2 total Reduced CO2 weight e The internal logged data includes total energy generated since the first start E total energy generated within the current month E month total running time in hour h total the total running time within today h today and the weight of the CO2 which can be avoided by using the green PV plant C02 total e The real time data includes daily generated energy E today the grid voltage V grid the grid frequency F grid the grid current l grid the DC voltage V grid DC current I grid the inverter s inside temperature Temp and today s running minutes h today e The P today power curve diagram shows the power generated from 6 am to 18 pm in a single day the data are updated every 3 75 seconds and the total diagram data will be cleared at the beginning of a new day The P axis is marked by the percentage of the rated power 50
28. erminal is correctly connected to the PC serial port 7 2 0 Voltages Check AC Grid Voltage Check lt must be verified that the inverter is connected to the correct grid type and that a right hand rotary field exists on L1 L2 L3 and Neutral The value of the AC line to line voltage should be about 400 V DC Voltage Check The DC connections are from the DC combiner boxes to the inverter The voltage on the individual DC cables should be almost the same value and must never exceed the allowable maximum DC voltage Besides the voltage values the polarity of the DC inputs must also be verified All DC connections should be checked to ensure that they are mechanically tight The DC cables to be connected must be rates for minimum of 900V 7 3 Start the Inverter If all tests and measurements have been performed and all measured values lie within the acceptable range then the device can be switched on for the first time DANGER Before start up the SG50K3 ensure that nobody is working on the inverter To start the SG50K3 1 Verify 400 VAC voltage of the grid line to line voltage 2 Turn the AC break to the ON position 49 SG50K3 User Manual Turn the DC break to the ON position It will take about 10 seconds for the auto initialization of the power conversion circuit and the LCD panel The POWER LED indicators will burn If the DC voltage is below the DC voltage start point Vpv lt 240V then th
29. ient PV power Fault type A fault is occurred and not solved The characters Fault type itself will not be displayed during a fault condition but the real fault type will be displayed like Vdc high or Vac low etc The Com flt shows that there is a fault between LCD and DSP which also means that users cannot check or set parameters through LCD control menu during this fault But this fault will not stop the inverter which is different from Fault condition SG50K3 User Manual 3 3 Emergency Stop Button The Emergency stop button will shutdown the inverter disconnect the AC contactor immediately when it is punched pressed down The inverter must be started up manually through LCD control menu if users want to recover the operation after the button is punched How to Restart the Inverter after Using the Emergency Stop Button Users must manually restart the inverter according to the following procedure when the operation of the SG50K3 is stopped by punching the emergency stop button 1 Turn the emergency stop button clockwise to release the inverter from the stop state 2 Perform the stop command in the LCD menu Perform the start command in the LCD menu A Then the inverter will restart LED Indicator IWIG2Our LCD Display gt m Emergency stop Button Fig 3 2 Emergency stop button Monitoring and Data Interface About This Chapter
30. ions Altering the product or supplied software without authority The product malfunctions due to operating attached or neighboring devices beyond allowed limit values In case of unforeseen calamity or force majeure The use of supplied software produced by Sungrow Power Supply Co Ltd is subject to the following conditions Sungrow Power Supply Co Lid rejects any liability for direct or indirect damages arising from the use of the Sunlnfo software This also applies to the provision or non provision of support activities Using the Sunlnfo software for commercial purposes is prohibited Decompiling decoding or destroying the original program including Sunlnfo software and the embedded software is prohibited 64 Appendik 11 11 3 About Us Trademarks Sungrow power supply is a china leading manufacturer of various power electronics products for renewable energy generation systems Our products include converters inverters battery chargers and other power supplies for distributable generation system in both grid connected and stand alone applications The power rating of Sungrow products covers from several hundred watt to large mega watt systems The pursuit of Sungrow is to help our customers acquire stable and clean power with minimum cost maximum reliability and enhanced safety JNGLOW is the registered trademark of Sungrow Power Supply Co Ltd Contact Information If you have any questions about
31. kW e The E today histogram diagram shows the energy generated from 6 am to 18 pm in a single day the data is updated every second and the length of the block is 1 hour The total diagram data will be cleared at the beginning of a new day The E axis is marked by the percentage of the 50kWh 22 Monitoring and Data Interface 4 4 3 6 Check Fault Records 1 Inthe default menu 230V T2A L1 111 111 177 ee Bwna O 2 Press ENTER or b gt to enter the 90A 230V 7A general control menu State Run P ac 48 900kW 2007 01 25 10 15 25 gt m 3 Navigate the hand pointer to the Run inform 7 4 Fault record and press ENTER Fault record button Start Stop Set param Total Fault Nub 02 4 Press W button to move to left 2007 01 12 10 12 18 Vdc high fault records 2007 01 14 11 12 18 Vdc high The Fault record can log the latest 20 fault records which includes the fault name and occurred time Note that one screen can only display 7 fault records press Y button to move to next fault records if necessary Table 4 6 Explanations of faults Island Island grid in unavailable 23 SG50K3 User Manual 4 3 7 Start the Inverter 1 Inthe default menu bes a u OJ 2 Press ENTER or gt to enter the AUF 90A OL general control menu 230V 72A La State Run P ac 48 900kW 2007 01 25 10 15 25 Cs a 3
32. ol This generated power adjustment screen is useful in case the total power displayed by LCD E total has difference with reading value from the external power measuring device like an electrical meter The adjustable range is from 999 999 kWh Power adj value Real measured value E total reading value 30 Monitoring and Data Interface 4 4 3 13 Load Default Setting After load default all the logged data and fault will be cleared In the default menu STT a 2 Press ENTER or to enter the 2 ur 230V 72A ON general control menu State Run P ac 48 900kW 2007 01 25 10 15 25 ci 3 Navigate the hand pointer to the Run inform A Set param and press ENTER Fault record buton Start Stop gt Set param i 4 Press ENTER button to confirm er A the password input Password 1111 Note that the default password is 1111 e 5 Navigate the hand pointer to the s param Wi 4 ip Sys param and press ENTER da Laa button Pro param Com param Language JE 6 Move the hand pointer to the a Load default and press ENTER Power adj button gt Load default A 7 Input correct password 1111 and Load default press Enter Password 0000 AN 8 Press Enter to re confirm your load default command Are you sure to set it 31 SG50K3 User Manual 4 3 14 Displayed Real time Parameter
33. ololo 2 OOOO elel lele On A Soe o 3 we e a e a a a 6 O0 Fig 2 3 The wiring interface of SG50K3 Table 2 3 Terminal descriptions Operation Description About This Chapter SG50K3 inverter is a fully automated grid connected solar inverter with friendly user interface This chapter provides instructions about how to operate the SG50K3 SG50K3 User Manual 3 1 Operation Modes The modes displayed in the LCD interface include Start up Stand by Run Fault and Stop Their explanations are given below Start up Once the AC and DC connections are OK all the parameters meet requirements the AC and DC breaks are closed The inverter will auto start lf the input voltage is below the start voltage 470V the inverter keeps in Start up state lf the input voltage exceeds 470V and holds the value for 5 minute the inverter is ready for operation it begins feeding power to the grid and the state changes from Startup to Run Stand by Standby mode is entered for insufficient input power Ppv 0 for 1 minute at stand by mode the inverter will wait until the DC voltage recovers to 470V for 3 minutes Run After being energized the inverter tracks the PV arrays maximum power point MPP and converts the DC power to AC power Fault lf a fault occurs during operation the SG50K3 will automatically stop operation disconnect the AC contactor and the
34. on before start up start up procedures and completing the commissioning 47 SG50K3 User Manual 7 1 Requirements of Commissioning Before starting the device for the first time all work performed on the device should be checked thoroughly Check the voltages in both AC and DC sides meet the requirements of SG50K3 7 2 Inspection before Start up 7 2 1 PV Array Check Before start up check the PV array 1 m O P Check open circuit voltage of each PV string matches the nominal input voltage Record the U I curve if possible Record the environmental parameters temperature radiation intensity Measure and record the resistance of cables if possible 7 2 2 SG50K3 Check Before start up check the SG50K3 1 2 3 Ensure that the mechanical and electrical installation of the inverter has been checked according to 6 Installation Checklist Ensure that the DC and AC breaks are in OFF position Ensure that the Emergency Stop Button is released and functional 7 2 3 Ground Connection Check Make sure the ground cable goes through the hole of the ground fault detection device and is connected to the factory ground securely 48 Commissioning 7 7 2 4 Serial Communication Check Optional For external communication monitoring the data cables must be connected Make sure that the RS485 A and B cables are connected correctly and tightened to the RS485 232 converter Make sure the RS485 232 converter t
35. ow level of risk which if not avoided could result in minor or moderate injury NOTICE NOTICE indicates a situation which if not avoided could result in equipment abnormal or property damage NOTE NOTE indicates additional information emphasized contents or tips to help you solve problems or save time Contents IiSatety INSU UCHIONG aii inaa L 2 11 roducet A O a aa a ROE a MER OS 9 2 kand Connected PINANG ST sasa aaa a ahan ajah ar aa a Pang cidos 6 22 OCU I GS CAPI i A ie a a aan ee a aa a d aka ee ee ee ee 7 ZA TANGANING WS ACS ern Ein 8 8 Operation Descrip ANANA AKAN A aaa NGA A Na a T Dek OMS FAO N Ode APA A 10 92 ojo ans LO a x Ge a crassa oat ten Steak ee one tense MEIN ee en 11 3 3 EMergenCy Slop BUON ia 12 4 Monitorins and Data TOE ate sasa asinan aga gag naga dang agan aana Na dan aaa agan dan aa gana DI A ABASIC GC ommUnlcalons ne essen 14 AD NED INGICAIONS tab sasa pinda A san MEN E O pap Balak ian Sk a kai aaa gag a RA pa aa ik gas aaa KH aka nb gag ak TE a nik a 15 a ECD Control Panel ns aaa Naga E ara NI Era BANA D ee NET Ka Da daara aa asa 16 4 3 1 Explanation of the Display SyMboOlS oooooccnccccconnconcccnonccnnonononcnnnnnonnancnnnnonnnnnnnnnonannnnnnnnnanenns 17 202 TAC Total Display MENU sisa saanane AG aaa aana aa a ba ag ai ia 18 4 3 3 Additional Explanation of the LCD Menu ccccccsseeeceeeceeeeeeeeseeeeeeeeeeaeaseeeeeeseeaeeeeeessaneeeees 19 2324 The Default Displ
36. ower supply of the inverter is not working First make sure that the grid is available and grid connection wires are OK Disconnect the AC and DC voltage and keep disconnected for 5 min Afterwards reconnect the DC voltage and then the AC voltage If the power LED never light after restart please contact Sungrow Operation shut The inverter is not in the grid connection state First check all the AC and DC wires are correctly connected Use multimeter to measure the DC input voltage and make sure the DC input voltage exceeds the start threshold of the inverter operation Make sure the grid is available and parameters are within the inverter specification If all the conditions above are checked OK and this light still not light Please contact Sungrow FAULT light A fault has occurred and is not solved Please refer to the LCD screen fault message for the detailed fault information and accordingly take troubleshooting This LED will shut when the fault disappears Please contact Sungrow if this LED keeps light all the time 58 Troubleshooting 10 10 2 LCD Displayed Fault Troubleshooting If a fault occurs the SG50K3 will generate a message and display the message in the state position Table 10 3 Displayed Fault description and troubleshooting Vdc high Over voltage on DC input Disconnect the DC input of the SG50K3 gt 450V Otherwise the inverter could be severely damaged Check the configuration of your
37. s Adjustment 1 In the default menu amo 2 Press ENTER or Pp to enter the 550V 230V 71A OL Lf 90A 230V 72A 6 general control menu L3 State Run P ac 48 900kW 2007 01 25 10 15 25 cs a 3 Navigate the hand pointer to the Set param and press ENTER Fault record button Start Stop Set param 4 Press ENTER button to confirm the password input Set param p p astas AA Note that the default password is 1111 5 Navigate the hand pointer to the Sean JG Adj param and press ENTER Adj param button Pro param Com param Please input real value 6 Use and to choose digits V L12 000V L L1 000A employ A and Y to increase or V L23 000V TL2 000A decrease number V L31 000V I L3 000A 7 Input real value you read from your PF 0 000 adj confirm electric meter and press Enter to confirm them The Adj param menu is designed to adjust the difference between the LCD displayed value and the users measured real value and perform the adjustment of displayed real data V L12 V L23 V L31 are the user measured three phase line to line voltage I L1 I L2 I L8 are the user measured three phase current PF is measured power factor 32 4 3 15 Communication Parameters Setting 230V 72A L1 F 550V 230V 71A OL 90A 72A 230V L3
38. system and measure the DC voltage before reconnecting the inverter to the DC source Vac high The grid voltage has Check the grid voltage and grid connections of exceeded the permissible SG50K3 If the grid voltage lies outside the range range because of local conditions ask the electricity provider if the voltage can be adjusted at the feed in point or if they agree to changes in the values of the monitored operational limits Vac low If the grid voltage lies within an acceptable range and Vac high or Vac low faults are still being displayed please contact the Sungrow F fault The grid frequency has Check the grid frequency and grid connections exceeded the permissible of SG50K3 If the grid frequency lies outside range the acceptable range because of local conditions ask the electricity provider if the voltage can be adjusted at the feed in point or if they agree to changes in the values of the monitored operational limits If the grid frequency lies within an acceptable range and F fault is still being displayed please contact the Sungrow DSP flt The DSP malfunction Stop the inverter and restart the inverter from LCD if this fault happens frequently Please lom fit The IPM power module contact Sungrow malfunction Cntr flt AC side contactor fault This fault is un recoverable Please contact Sungrow if this fault happens Ttp flt The transformer is Check the grid parameters If all the over heat parame
39. tallation Fig 5 5 shows the communication installation of the SG50K3 with the PC by RS485 serial communication port the wires and converter are optional for additional purchase E N E 0909090 RS485 Port amp eje ee DO 3 a 8 a O RS485A gt RS485B p RS485 232 Converter SG50K3 PC RS232 Port Fig 5 5 Communication port configuration 43 SG50K3 User Manual RS 232 RS 485 RS422 Fig 5 6 RS485 RS232 converter NOTE RS485 RS232 converter is optional for additional purchase If there are two or more inverters to be monitored install communication system in series 44 Installation Checklist About This Chapter This chapter describes the items needed to verify whether your installation of the SG50K3 is correct 45 SG50K3 User Manual Check the mechanical and electrical installation of the inverter before commissioning Go through the checklist below with another person together Mechanical Installation Check all the mechanical connections and make sure there is no damage scratch or abnormal parts There are no tools foreign objects or dust from drilling inside the inverter No condensing or icing in the cabinet 46 Commissioning About This Chapter This chapter describes how to start the SG50K3 for the first time including requirements of commissioning Inspecti
40. te SG50K3 when it is safe to do so e Only operate SG50K3 when no damage is visibly apparent DANGER DC Voltage The PV array will provide DC voltage to the inverter when exposed to light which may cause an electrical shock during installation wiring or maintenance if not covered Limitation of Use The SG50K3 Grid Connect Photovoltaic Inverter is not intended for use in connection with life support systems or other medical equipment or devices ESD Protection The SG50K3 may be damaged irreversibly by electrostatic discharge ESD at its components During the operation of SG50K3 please observe all the ESD related safety regulations Discharge any ESD by touching the grounded SG50K3 conductor before contacting any electronic components SG50K3 User Manual Service Safety Thoroughly inspect the equipment prior to energizing Verify that no tools or equipment have inadvertently been left behind Never work alone when servicing this equipment Two persons are required until the equipment is properly de energized locked out and verified de energized with a meter NOTE Please keep this installation manual and other related document in the handy place of the SG50K3 These documents must be available to operators and maintenance personnel at all times Introduction About This Chapter This chapter provides basic information about SG50K3 SG50K3 User Manual 2 1 Grid Connected PV Inverter A
41. ters are OK and this fault happens frequently Please contact Sungrow 59 SG50K3 User Manual Temp flt The heatsink of the IPM is Check whether the output power is too large u Check the cooling fan works OK Com fit The communication An internal communication fault occurs between the LCD screen and the DSP Wait for a moment to check whether this fault will disappear Restart the inverter to see whether this fault happens again Please contact Sungrow if this fault happens frequently Gno flt Ground fault Check the ground wire Check the ground fault detection device Normally the system will recover operation after this fault is removed for 5 minutes NOTE lf you have any problems in operating on the SG50K3 please contact us via service hotline 86 551 532 7834 532 7845 or e mail service sungrow cn We need the following information to provide you the best assistance e Type of the inverter e Serial number of the inverter e Fault name e Simple description of the fault phenomenon 60 Appendix About This Chapter This chapter gives technical data of the SG50K3 exclusion of liability and the way to contact us 61 SG50K3 User Manual 11 1 Technical Data 11 1 1 Electrical Specifications e Input Data Number of MPP Trackers Strings Per MPP Tracker e Output Data Rated Grid Voltage 400Vac Grid Voltage Range 310V 450 V ac lt 3 at nominal power 0 95 lagging 0 95 leading
42. the Password SG50K3 parameters are password protected which means they can only be adjusted upon entry of a password To enter the password proceed as follows 230V 72A 4 550V F 230V 71A Lo 90A 230V 72A S State Run P ac 48 900kW 2007 01 25 10 15 25 gt Lail Run inform Fault record Start Stop gt Set param AN Set param Password 0000 Set param Password 1111 Error Password 26 1 2 In the default menu Press ENTER or bp to enter the general control menu Navigate the hand pointer to the Set param and press ENTER button Use and bp to choose digits employ A and Y to increase or decrease number Press ENTER button to confirm the password input Note that the default password is 1111 NOTE If the password is not correct the hint information Error Password will display on the LCD 4 3 10 Change Display Language 230V 72A Li F 550V 230V 71A Lo 90A 172A 230V a La Fault record Start Stop cS Set param State Run P ac 48 900kW 2007 01 25 10 15 25 ts 2 Li Run inform E Set param Password 1111 gt Sys param Adj param Pro param Com param gt Language Time Power adj Load default Languagel 0 SP 1 EN DER y 2 CH 27 Monitoring and
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