Growatt New Energy CO. LTD www.ginverter.com
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Content
1 About this Manual .......................................................................................................................... 4
1.1 Contents .............................................................................................................................. 4
1.2 Target readers ...................................................................................................................... 4
1.3 How to use this Manual ...................................................................................................... 5
1.4 Symbols explanation ........................................................................................................... 5
2 Safety instructions .......................................................................................................................... 6
2.1 Installation ........................................................................................................................... 7
2.2 Operator .............................................................................................................................. 7
2.3 Inspection and storage ...................................................................................................... 7
2.4 Transportation ..................................................................................................................... 8
2.5 Installation ........................................................................................................................... 8
2.6 Repair and maintenance ................................................................................................... 9
2.7 Inverter EMC and noise level ........................................................................................... 10
2.8 Important note ................................................................................................................... 10
3 Product description ...................................................................................................................... 11
3.1 Grid-connected PV system ................................................................................................ 11
3.2 Circuit diagram the inverter .............................................................................................. 11
3.3 The layout of the main components ............................................................................... 12
3.3.1 External components ...................................................................................................... 12
3.4 Operation mode ................................................................................................................. 16
3.4.1 Standby mode ......................................................................................................... 16
3.4.2 Grid mode .............................................................................................................. 16
3.4.3 Faulty mode ............................................................................................................ 17
3.4.4 Permanent faulty mode .......................................................................................... 17
3.5 Protection .................................................................................................................. 18
3.6 Storage .............................................................................................................................. 18
3.7 Dimension ................................................................................................................. 19
3.8 Label.......................................................................................................................... 19
3.9 Packaging information .............................................................................................. 20
4 Products installation ..................................................................................................... 21
4.1 Installation condition requirements ........................................................................... 21
4.2 Tools and spare parts required for whole machine installation ................................. 24
4.3 Mechanical installation ............................................................................................. 25
4.3.1 Transportation of packaged whole machine ........................................................... 25
4.3.2 Movement and installation of bare machine .......................................................... 26
4.4 Electrical installation ................................................................................................. 28
4.4.1 Input and output requirements................................................................................ 28
4.4.2 Preparation for electrical wiring ............................................................................. 30
4.4.3 DC side wiring ....................................................................................................... 31
4.4.4 AC side wiring........................................................................................................ 33
4.4.5 Earthing .................................................................................................................. 35
4.5 Communication ......................................................................................................... 36
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