Jntech JNF1K5LF-A/24V, User Manual

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Content
1.Safety Instruction ...................................................................................................... 1
1.1 Safety identification ......................................................................................... 1
1.2 Safety instruction ............................................................................................. 2
2.Production Introduction ........................................................................................... 4
2.1 Household PV off-grid Power Generation System Introduction ..................... 4
2.2 Production Introduction ................................................................................... 5
2.2.1 Appearance Introduction ......................................................................... 5
2.2.2 Production Dimensions ........................................................................... 6
3.Inverter & Controller Unpacking Installation ....................................................... 7
3.1 Unpacking Inspection ...................................................................................... 7
3.2 Prepare Installation Tools ................................................................................ 8
3.3 Hanging-mounted Installation ......................................................................... 8
3.4 Electrical connection ...................................................................................... 10
3.4.1 PV Input Connection ............................................................................. 10
3.4.2 AC Input Connection ............................................................................ 11
3.4.3 Battery Connection ............................................................................... 14
3.4.4 AC Output Connection ......................................................................... 16
3.4.5 Communication Connection ................................................................. 17
4.Commissioning ........................................................................................................ 18
4.1 Electrical Connection Inspection before Commissioning .............................. 18
4.2 Charging Commissioning .............................................................................. 18
4.2.1 PV Charging Commissioning ..................................................................... 18
4.2.2 Grid Power Charging Commissioning .................................................. 19
4.3 Inverter & Controller Output Commissioning ............................................... 19
4.3.1 Battery Power’s Inverting Output ......................................................... 19
4.3.2 Grid Pass-by Output .............................................................................. 20
4.3.3 Diesel Generator Pass-by Output .......................................................... 20
4.4 Union Commissioning ................................................................................... 21
4.5 LCD Panel Operating Instructions ................................................................. 22
4.5.1 LCD display .......................................................................................... 22
4.5.2 LCD Display Interface .......................................................................... 23
4.5.3 LCD Display Content ........................................................................... 24
4.5.4 LCD Display Function Information and Basic Operation .................... 25
5.Common Troubleshooting and Maintenance ....................................................... 32
5.1 Troubleshooting ............................................................................................. 32
5.2 Maintenance ................................................................................................... 34
6.Appendix A .............................................................................................................. 35
7.Appendix B .............................................................................................................. 38
8.Appendix C .............................................................................................................. 40
9.Appendix D .............................................................................................................. 41