12
1. +15V port(CN4)
2. To MCU(CN1)
3. IPM input N
4. Compressor connection port W
5. Compressor connection port V
6. Compressor connection port U
7. IPM input P
8. Power for switching power supply(CN2)
1
2
3
4
5
6
7
8
4
5
6
7
11
10
9
8
1 Power supply L3(L3)
2 Power supply L2(L2)
3 Power supply L1(L1)
4 Power supply N(N)
5 Ground wire(GND_1)
6 Power supply for load(CN18)
7 Power supply for main
control board(CN19)
8 Power filtering L1(L1’)
9 Power filtering L2(L2’)
10 Power filtering L3(L3’)
11 Ground wire(GND_2)
1
2
3
8.3.2 Switch box main components (1-phase
，
10/12/14/16kW)
PCB A
3-phase 12~16kW
PCB B
3-phase 12~16kW
Summary of Contents for SHERPA S2 E 12
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