22
PCB C
1  Auto thermal protector
2  Manu thermal protector
3  Backup heater contactor KM4
4  Backup heater circuit breaker CB
5  Backup heater contactor KM1
6  Backup heater contactor KM2
1  Auto thermal protector
2  Manu thermal protector
3  Backup heater contactor KM4
4  Backup heater circuit breaker CB
5  Backup heater contactor KM1
1-phase 10~16kW
3-phase 12~16kW
3-phase 12~16kW
1234
1234
5
5
6
1
2
3
4567
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)
PCB C, filter board for 3 phase 12~16kw unit, door 1
1-phase 10~16kW
Controls parts for backup heater(IBH)