III
Contents
1Important Safety Instructions.................................................1
1.1Symbols Explanation............................................................................................1
1.2Symbols on the Inverter Body...........................................................................2
1.3Important Safety Instructions ...........................................................................2
2Product Introduction ...............................................................6
2.1Intended Usage ......................................................................................................6
2.2Principle Description ............................................................................................7
2.3Unpacking and Detecting ..................................................................................8
3Mounting the Inverter ...........................................................10
3.1Select an optimal installation position ....................................................... 10
3.2Installation.............................................................................................................12
4Electrical Connection.............................................................13
4.1Cable Requirements...........................................................................................13
4.2AC Connection..................................................................................................... 14
4.3DC Connection..................................................................................................... 15
4.3.1 PV mode configuration........................................................................................ 15
4.3.2 DC Cable Connection Procedures.................................................................... 16
4.4Second Protective Earth Terminal.................................................................17
4.4.1 Second PE Terminals ............................................................................................. 18
4.4.2 Second PE Connection......................................................................................... 18
4.5Communication Connection .......................................................................... 18
4.5.1 Communication System ...................................................................................... 19
4.5.2 RS485 Communication Connection................................................................ 19
5Commissioning ......................................................................21
5.1Description of Button Function.....................................................................21
5.2Commissioning Procedure..............................................................................21
