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iMars grid-tied solar inverters Troubleshooting

8 Troubleshooting

This chapter describes the fault alarm and fault code for quick troubleshooting.

Содержание iMars BG12KTR

Страница 1: ...Operation Manual iMars SJE UJFE 4PMBS OWFSUFS INVT Solar Technology Shenzhen Co Ltd...

Страница 2: ......

Страница 3: ...ions seriously before any moving installation operation and maintenance to ensure correct use and high performance of operation on the inverter The use of the iMars series grid tied solar inverters mu...

Страница 4: ...2 4 What to do after scrapping 9 2 Product overview 10 2 1 Solar grid tied power generation system 11 2 1 1 Supported grid connection structure 11 2 2 Products appearance 12 2 2 1 Three phase inverter...

Страница 5: ...of 12kW 15kW 17kW 20kW 25kW 30kW inverter 30 5 Operation 33 5 1 Inspection before operation 34 5 2 Grid tied operation 34 5 3 Stopping 35 5 4 Daily maintenance 35 5 4 1 Regular maintenance 35 5 4 2 M...

Страница 6: ...verter control 51 6 4 8 Mode settings 52 6 5 Grid Certification Choice 53 7 Monitoring communication 55 7 1 Standard communication 56 7 2 Optional communication 57 7 3 RS485 DRM ports 58 8 Troubleshoo...

Страница 7: ...ntenance Incorrect use or misuse may result in z Injury to the life and personal safety of the operator or other people z Damage to the inverter or other property belonging to the operator or other pe...

Страница 8: ...fety guidelines z The first thing after receiving is to check for any visible damage to the package or to the inverter If there is something suspected contact the shipping company and local dealer bef...

Страница 9: ...Note Technical personnel who can perform installation wiring commissioning maintenance troubleshooting and replacement of the iMars series grid tied solar inverters must meet the following requirement...

Страница 10: ...proper connection or no grounding may cause stop of the inverter z Ensure reliable installation and electrical connection z When the photovoltaic generator cells are exposed to light even if it is dim...

Страница 11: ...sensitive circuits and devices in the inverter z Do not use parts and components not provided by our company during maintenance z Restart the inverter after settling the fault and problem which may a...

Страница 12: ...ed solar inverters Product overview 10 2 Product overview This chapter mainly describes the appearance packaging accessories name plate technical parameters and other information of iMars grid tied so...

Страница 13: ...has the same frequency and phase with the public grid by grid tied solar inverters and then be fed to the grid iMars grid tied solar inverters are only applied in solar grid tied power generation syst...

Страница 14: ...iMars grid tied solar inverters Product overview 12 Figure 2 2 Type of grid 2 2 Products appearance 2 2 1 Three phase inverter Figure 2 3 Products appearance of 12 17kW...

Страница 15: ...solar modules 5 Communication port RS485 and EXT communication port 6 AC terminal For the connection of AC output 7 Installation hanger For the connection of inverter and installation bracket 8 Fan m...

Страница 16: ...nformation of name plates are the ordered one If not please contact with the supplier as soon as possible Figure 2 5 Name plate 1 Trademark and product type 2 Model and important technical parameters...

Страница 17: ...uirement 1 DRM0 Operate the disconnection devise 2 DRM1 Do not consume power 3 DRM2 Do not consume at more than 50 of rated power 4 DRM3 Do not consume at more than 75 of rated power AND Source reacti...

Страница 18: ...hree phase grid tied solar inverter 12kW 12000 W Three phase grid tied solar inverter 15kW 15000 W Three phase grid tied solar inverter 17kW 17000 W Three phase grid tied solar inverter 20kW 20000 W T...

Страница 19: ...nsion and net weight Model H mm W mm D mm Net weight kg 12kW 15kW 17kW 610 480 230 36 20kW 25kW 30kW 660 520 250 53 W H D Figure 2 8 Paper packages dimension Table 2 5 Packages dimension and gross wei...

Страница 20: ...H 95 RH z The stacking of inverters is recommended to be placed according to the number of stacking layers in the original shipment Place the inverter carefully during stacking to avoid personal injur...

Страница 21: ...tall the inverter and connect it to the grid tied solar system including the connection between solar modules public grid and inverter Read this chapter carefully and ensure all installation requireme...

Страница 22: ...t 2 Ensure the operation manual port and installation accessories in the package 3 Ensure no damage or loss to the items in the package 4 Ensure the information of the order are the same as that of th...

Страница 23: ...nstallation bracket 1 3 operation manual 1 4 Communication connector 2 5 DC connector 2 6 Expansion bolts M8 60 6 7 Hex combination bolt 6 8 Screws M6 16 2 9 Ring terminal 5 4 2 Before installation 4...

Страница 24: ...ring terminal for AC wiring 4 2 2 Installation place Select installation site according to below requirements 1 The height of the installation position should ensure that the line of sight is at the...

Страница 25: ...perature of installation should be 25 C 60 C 5 The installation site should be away from electronic devices which can generate strong electromagnetic interference 6 The inverter should be installed on...

Страница 26: ...8 4 30kW 4 6 10 6 4 2 4 Miniature circuit breakers It is recommended strongly to install circuit breakers or fuses at the DC input and AC output to ensure safe installation and running z In order to p...

Страница 27: ...typical installation environment as the example the manual describes how to install the inverter on concrete wall And because of different structure the three phase inverter has different instillatio...

Страница 28: ...rter 1 Use the wall hanging plate in the packing box to determine the hole position As shown in Figure 4 8 Level the holes with a level ruler and mark it with a marking pen Figure 4 8 Mark the punch p...

Страница 29: ...onto the expansion bolts and ensure the installation is firm enough tightening torque is 13N m As shown in Figure 4 11 Figure 4 11 Fix the installation bracket 5 Hang the inverter onto the installati...

Страница 30: ...z Improper operation during the wiring process can cause fatal injury to operator or unrecoverable damage to the inverter Only qualified personnel can perform the wiring work z All electrical installa...

Страница 31: ...s to the DC connector as figure 4 15 shows Loose the nut of connector and remove the isolation layer of the DC cable for about 15mm Insert it into the connector and press until heart the lock sound Fi...

Страница 32: ...verter Table4 7 Port instruction of12kW 15kW 17kW 20kW 25kW 30kW AC connector AC connector Three phase Remark L1 L1 A L2 L2 B L3 L3 C N N neutral wire PE grounding wire Must be connected Connection st...

Страница 33: ...n in Figure 4 19 Figure 4 19 Pull out the rail 5 Crimp the five wires L1 L2 L3 N PE of the three phase utility grid and the OT terminals firmly to ensure that the conductor of the wire is not exposed...

Страница 34: ...to the inside of the case and fix the rail with screws Then lock the waterproof cover of the junction box with the fixing screws The tightening torque is 1 5 N m Finally tighten the waterproof connect...

Страница 35: ...d solar inverters Operation 33 5 Operation This chapter describes detailed operation of the inverter which involves the inspection before operation grid tied operation stopping and daily maintenance o...

Страница 36: ...ce z Keep the inverter power on at least 30 minutes to charge for the internal clock battery Please start the inverter as follows 1 Ensure the requirements mentioned in section 5 1 are met 2 Switch on...

Страница 37: ...ntents Maintenance methods Maintenance cycle Store the operation data Use real time monitoring software to read inverter running data regularly back up all inverter running data and stats Check the mo...

Страница 38: ...on to confirm its off on feature intact At the same time make sure monitoring software can normally communicate with the inverter Check the warning label on or around the inverter if necessary replace...

Страница 39: ...lacement If the inverter reports over temperature fault or non normal fan operation noise please replace the fan This operation must be carried out by professionals z Inverter should be shut down befo...

Страница 40: ...n Figure 5 3 Figure 5 3 Replace fans 7 Assembly the cooling chamber or fan mounting plate into inverter 8 Re install the inverter to its original position as Section 4 of the content 9 Repeat Section...

Страница 41: ...rs grid tied solar inverters Display panel 39 6 Display panel This chapter describes the panel displaying and how to operate on the panel which involves the LCD display LED indicators and operation pa...

Страница 42: ...recoverable fault and unrecoverable fault LED indicators are on off and blinking Please refer to table 5 1 for detailed state of inverter and LED indicators state LED indicator is off green yellow red...

Страница 43: ...er the communication or panel command All indicators are on Note Please refer to chapter 6 and 8 for detailed fault information and troubleshooting 6 2 Operation panel There are 4 buttons on the panel...

Страница 44: ...f the inverter is in fault or warning state up to 8 corresponding fault codes can be displaying on the screen 6 4 Functions operation Most of the parameters can be viewed and set through the LCD scree...

Страница 45: ...rrent W IoutW Grid frequency Fgrid Power factor pf Input V 1 V pv1 Input I1 I pv1 Input V2 V pv2 Input I2 I pv2 Grounding resistor Riso Leakage current Ileak Temperature 1 Tinv1 Temperature 2 Tinv2 To...

Страница 46: ...select Statistics and then press ENT to view the parameters which is shown in figure 6 6 Figure 6 6 Statistic information The information in table 6 3 can be viewed in the statistical menu Table 6 3...

Страница 47: ...Setup Menu Address Keypad PWD Cash price Date Time Language Country RS 485 Address 001 1 User Password 0000 0 Setup Cash Type EUR Val kWh 00 50 1 kWh EUR Setup Date Time Date 2014 10 27 Time 12 14 30...

Страница 48: ...the three bits press ENT to save the edition and press ESC to exit User password U s e r P a s s w o r d 0 0 0 0 0 Enter into the interface and edit the data through or And then press ENT again to the...

Страница 49: ...he interface and edit the language through or And then press ENT again to save the edition and press ESC to exit The default language is English Select Country Country Australia Germany England Austra...

Страница 50: ...er Get the password from the supplier if necessary There are 3 submenus P Lmt Mode invalid limited power function is invalid auto special for single phase manual set the limit of output value manually...

Страница 51: ...VTime 0 20s ACOVVolt phasevolt 263V ACOVTime 0 20s ACUFFreqency 47 6Hz ACUFTime 0 20s ACOFFreqency 51 4Hz ACOFTime 0 20s Inputpassword 0000 Password is required when enter into the interface of Run Pa...

Страница 52: ...olt phase volt ACOV Time ACUF Time ACOF Frequency ACOF Time ACUV Volt phase volt ACUV Time ACOV Volt phase volt ACOV Time ACUF Frequency ACUF Time ACOF Frequency ACOF Time There are 2 protections unde...

Страница 53: ...ults Press and in the main interface to review the fault history and then press ENT to view the sub menu which is shown in figure 6 10 F a u l t 1 A 0 0 5 G r i d u n d e r f r e q 2 A 0 0 1 I n p u t...

Страница 54: ...r is to clear all setting parameters through the panel restore to the factory setting and save all history operation records Restore to factory R e s t o r e t o F a c t o r y P r e s s E N T t o e x...

Страница 55: ...ion through the following ways LCD Screen MENU Main Menu Setup Setup Menu Country Country V pv1 000 0V I pv1 000 0A V pv2 000 0V 01 A001MENU Alarm p h MENU M a i n M e n u M o n i t P a r a m H i s t...

Страница 56: ...Some Countries No Country Certification Three phase voltage Grid frequency 1 Germany VDE0126 AR N4105 380 400V 50Hz 2 France 3 Greece 4 Turkey 5 Romania 6 Slovakia 7 Portugal 8 Poland 9 Hungary 10 Sw...

Страница 57: ...solar inverters Monitoring communication 55 7 Monitoring communication This chapter describes the communication connection of inverter and monitoring system Industrial master private computers smart p...

Страница 58: ...d solar inverter is RS485 which includes RS485 and EXT ports The two ports can both communicate with private computers smart phones and so on The system monitoring solution are shown as figure 7 1 Fig...

Страница 59: ...t 3 Please download the monitoring software iMars WinExpert and its operation instruction on www invt solar com 7 2 Optional communication The optional communication modes include Ethernet WiFi which...

Страница 60: ...erter Colour Definition 1 Red RefGen 2 Yellow Com DRM0 3 White DRM1 5 4 Black DRM2 6 5 Green DRM3 7 6 Blue DRM4 8 Figure 7 5 RS485 DRM pin on inverter Figure 7 6 Connection cable RS485 DRM connection...

Страница 61: ...iMars grid tied solar inverters Troubleshooting 59 8 Troubleshooting This chapter describes the fault alarm and fault code for quick troubleshooting...

Страница 62: ...is well E E001 Input OV Input overvoltage DC input overvoltage E003 Bus OV Bus overvoltage Internal bus voltage E004 Boost Fail Voltage boost fault Voltage boost fault of the inverter E005 Grid OC AC...

Страница 63: ...lt analysis E015 OutputShort Output short circuit Output short circuit E018 Input OC Input overcurrent DC input overcurrent E019 Incnst Data consistency fault Inconsistent grid voltage frequency leaka...

Страница 64: ...eshooting 62 If any problem please contact with the supplier and provide following information z Model of the inverter z Serial No of the inverter z System version version 1 version 2 MCU software ver...

Страница 65: ...VT Solar Technology Shenzhen Co Ltd Address Room 504 No 7 Building Gaofa Scientific Industrial Park Longjing Nanshan District Shenzhen China Service hotline 86 400 700 9997 E mail solar service invt c...

Страница 66: ...d power System Cooling Air cooling Maximum efficiency 98 20 98 30 98 30 98 4 98 4 98 5 European efficiency 97 60 97 80 97 80 98 0 98 0 98 0 MPPT efficiency 99 9 Protection degree IP65 Power consumptio...

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Страница 68: ...201807 V1 1...

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