Renac NAC10K-LV, Manual

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Page 2: ... 3 Technical data 5 2 4 Grid codes 7 3 Installation and startup 8 3 1 Package information 8 3 2 Installation environment 8 3 3 Installation position 9 3 4 Mounting procedure 10 3 5 Electrical connection 11 3 6 Starting the Inverter 14 4 User Interface 15 4 1 Led and key 15 4 2 LCD display 16 5 Warranty 17 5 1 Warranty claim procedure 17 5 2 Service after warranty expiration 17 Appendix A FAQ Frequ...

Page 3: ...ation or Tips and Tricks on specific subjects 1 3 Important safety information Read this before installing operating or maintaining the inverter Before installation Check for damage to inverter and packaging If you are in doubt please contact your supplier before installing the inverter Check the voltages of the solar modules and make sure they are within the limits of the inverter specifications ...

Page 4: ...during parallel string operation is 950V Higher voltages may result in permanent damage to the inverter The selection of PV string output should be based on the optimum utilization of the invested capital compared to the expected annual energy yield from the system This optimization depends on local weather conditions and should be considered in each individual case The inverter incorporates an in...

Page 5: ...LV NAC20K LV Figure 2 2 Electrical Terminals 1 DC Switch 2 DC PV terminal 3 Communication port 4 AC terminal 5 LEDs 6 Display screen 7 Keys For safety reasons the use of a DC switch is recommended Between the PV modules and the power modules may be mandatory in some countries ...

Page 6: ... Switch Integrated AC Output Data Rated AC Power 11000 208Vac 12000 220Vac 13000 240Vac 14000 208Vac 15000 220Vac 16000 240Vac 15000 208Vac 16000 220Vac 17000 240Vac 17000 208Vac 18000 220Vac 20000 240Vac Max output power 13000VA 16000VA 17000VA 20000VA Max AC Current 32A 40A 43A 48A Rated AC Voltage Range 150 300V Grid frequency range 50Hz 60Hz 5Hz Adjustable Power Factor cos φ 0 8leading 0 8lagg...

Page 7: ...ard Wifi or GPRS Ambient Temperature Range 25 60 Relative Humidity 0 100 Operating Altitude 4000m Standby Self Consumption 0 2W Topology Transformerless Cooling Natural Convection Natural Convection Natural Convection Fan Cooling Protection Grades IP65 Noise 35dB Warranty 5 7 10 years Certifications Standards Grid Regulation VDE AR N 4105 VDE 0126 1 1 PEA AS4777 EN50549 NB T 32004 2013 CEI0 21 IEC...

Page 8: ... 21 Korea Korea power Grid 22 EN50549 SW Sweden power Grid 23 China W China power Grid Grid voltage range 160 290V Grid frequency range 47 53HZ 24 China H China power Grid meet standards CQC 25 IEC61727 IN India power Grid meet Grid standards IEC61727 26 Brazil Brazil power Grid meet Grid standards NBT 16150 27 IEC61727 SL Sri Lanka power Grid meet Grid standards IEC61727 28 Mexico Mexico power Gr...

Page 9: ...K LV There are 4 PV connectors for NAC10K LV 5 PV connectors for NAC12K LV and 6 PV connectors for NAC15 20K LV Figure 3 1 Package information 3 2 Installation environment 1 In order to achieve optimal performance the ambient temperature should be kept lower than 45 C 2 For the convenience of checking the LCD display and possible maintenance activities please install the inverter at eye level 3 In...

Page 10: ... s weight and dimensions 2 Mount on a solid surface 3 Select a well ventilated place sheltered from direct sun radiation Figure 3 3 installation position In consideration of heat dissipation and convenient dismantlement the minimum clearances around the inverter should be no less than the following value Figure 3 4 Distance required of Invertors ...

Page 11: ...0 holes in the wall according to the dimensions Step2 Fix the wall mounting bracket on the wall with 4 expansion bolts in accessory bag Setp3 Place the inverter on the wall mounted bracket and install the fix screw Figure 3 5 mounting the inverter ...

Page 12: ...mit value inverter will quickly disconnect with the grid If the leakage current protection device is installed externally the action current should be 300mA or higher Connect the inverter to the Grid as follows 1 Strip off N L1 L2 L3 cables as figure 3 5 A C D B No Description Remark A Protective layer Diameter ranges 22 27mm B Length of stripped off 15mm C Insulate layer D Cross section of ac cab...

Page 13: ...witch is turned off 2 Make sure PV string polarity confirms with DC connector otherwise it will cause damage to inverter 3 Make sure the maximum open circuit voltage Voc of each PV string does not exceed the inverter input voltage Vmax under any condition 4 Do not connect positive or negative pole of PV string to earth wire Otherwise it will cause damage to inverter Figure 3 8 Connect the PV strin...

Page 14: ...ure 3 9 communication interfaces Figure 3 10 RS485 in multiple series Please make sure the RS485 connecting cables not exceed 1000m Communication lines must be separated from other power lines to avoid communication interference ...

Page 15: ...monitor system through WIFI GPRS please refer to the module user manual in detail 3 6 Starting the Inverter Before turn on the inverter please confirm 1 Three phase five wires PE L1 L2 L3 N cable correctly connected to the inverter AC side through AC circuit breaker 2 The DC cable connected correctly to the inverter DC side through DC circuit breaker please be attention to the cable connected to t...

Page 16: ...e inverter works it will automatically track the maximum power point to absorb the maximum energy from solar When night comes the irradiance is not strong enough to provide energy the inverter will power off automatically When the next day comes the input voltage reaches the start value it will start again automatically 4 User Interface 4 1 Led and key Figure 4 1 LED display No Name Description 1 ...

Page 17: ...Date time setting Language setting Grid info Input Password Serial number Firmware update Recovery setting String info Day Yield PV info Inverter type DSP M SW MCU H SW DSP S SW SFLASH_FS Init Clear energy Clear record Month Yield Year Yield System safety Communication System restart Confbox setting StdRS485 mode Export limit Grid setting Device info ...

Page 18: ...or Detailed information about the entire system modules circuits etc Documentation of previous claim exchanges if applicable In the case of an exchange the remainder of the warranty entitlement will be transferred to the replacement device In this event you will not receive a new certificate as this replacement will be noted by factory 5 2 Service after warranty expiration For products which are o...

Page 19: ... If grid is ok and the problem exists still maybe the fuse in the inverter is open please call service Over Temperature INV OV Temp BST OV Temp AMB OV Temp 1 The internal temperature of inverter is higher than specified normal value 2 Find a way to reduce the ambient temperature Or move the inverter to a cooler environment 3 If the problem remains please call local service PV1OVP PV2OVP PV3OVP PV4...

Page 20: ...P uSwAcOCP SwOCP_PV1 4 HwOCP_BST1 4 UHwOCP_BST HwBusOVP uHwBusOVP BusUVP BusOVP PLL fault BusVolt_Ublc IacRms_Ublc VacRms_Ublc DciOCP GFCI 30mA GFCI 60mA GFCI 150mA GFCI 300mA GFCI 5 times uHw_GFCI Fan alarm RChipFault MChipFault HMIChipFault Ctl EEPROM Wr Ctl EEPROM Rd HMI EEPROM Wr HMI EEPROM Rd RefVFault RTCW fault HwSPS1Fault HwSPS2Fault HwM_ADVGrid HwM_ADVInv HwM_ADIGrid HwM_AD_DCI HwM_AD_GFC...

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