IVT Vent 402 - 400 V, 3 N~ 50 Hz 12 Kw

Technical information
Vent 402 – 6721815546 (2021/03)
37
12.11.3 400V, 3N~ 50 Hz 12 kW
Fig. 48 Wiring diagram main circuit, 400 V 3N 12 kW
[1] Immersion heater alarm
[2] ~ 230 V control voltage
[3] Immersion heater: 3-9-12 kW
[EE] Booster heater
[ER1] Compressor
[FE] Overheating protection of immersion heater
[K1] Contactor power step 1 (EE1)
[K2] Contactor power step 2 (EE2)
[K3] Relay start compressor
1112 2122 3132
2
FE
SR
N
M
ER1
Cr
K3
L1
L2
L3
N
2L2
400V 3N
~
PE
EE
3 kW 9 kW
1
35Ω
18Ω
(2x1,5kW) (3x3kW)
K1 K2K1
12 34 56 13
14
12 3
4
5
6
1314
L1
L2
L3
3
0010030320-004