5.3.2 R5-13K~20K-T2 AC side electrical connection
1. Ground of the inverter. After penetrating the external hex head screw through OT
terminal of the grounding line, screw in the grounding port of inverter enclosure in
clockwise direction and make sure it’s screwed up tightly.
Figure 5.9 Inverter ground protection
2. Screw off the screws at the AC output wire cover and take out the cover.
Penetrate the AC cable of which the insulation layers has been peeled off through
the AC waterproof locking screw hole of the cover. Lock L1, L2, L3, N and PE
wire tightly as per the marked connection positions on the interface board.
Figure 5.10 Connecting the cable
3. After fixing the cover at the AC output wire terminal with screws, tighten up the
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