Contents
About This Document................................................................................................................ ii
1 Safety Information.................................................................................................................. 1
1.1 Personal Safety.........................................................................................................................................................................2
1.2 Electrical Safety........................................................................................................................................................................4
1.3 Environment Requirements................................................................................................................................................. 7
1.4 Mechanical Safety................................................................................................................................................................... 8
2 Overview................................................................................................................................. 13
2.1 Product Introduction............................................................................................................................................................ 13
2.2 Appearance............................................................................................................................................................................. 16
2.3 Label Description.................................................................................................................................................................. 17
2.4 Working Principles................................................................................................................................................................ 19
2.4.1 Circuit Diagram.................................................................................................................................................................. 19
2.4.2 Working Modes.................................................................................................................................................................. 20
3 Inverter Storage..................................................................................................................... 22
4 Installation..............................................................................................................................24
4.1 Checking Before Installation............................................................................................................................................. 24
4.2 Tools.......................................................................................................................................................................................... 25
4.3 Determining the Installation Position............................................................................................................................26
4.4 Moving the Inverter............................................................................................................................................................. 31
4.5 Installing the Mounting Bracket...................................................................................................................................... 31
4.5.1 Support Mounting............................................................................................................................................................. 32
4.5.2 Wall Mounting....................................................................................................................................................................33
4.6 Installing the Inverter.......................................................................................................................................................... 34
5 Electrical Connections.......................................................................................................... 37
5.1 Precautions.............................................................................................................................................................................. 37
5.2 Preparing Cables................................................................................................................................................................... 38
5.3 Connecting the PE Cable.................................................................................................................................................... 41
5.4 Connecting an AC Output Power Cable........................................................................................................................43
5.5 Connecting DC Input Power Cables................................................................................................................................48
5.5.1 Cable Connection Description....................................................................................................................................... 48
5.5.2 Connecting Cables to Amphenol Helios H4 Terminals.........................................................................................50
SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual Contents
Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd. vii
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