Immergas MAGIS M4-30 Use And Installation page 76

9.7.2 Wiring overview.
Models 4-16kW.
The illustration below provides an overview of the field wiring required between the different parts of the system.
1
B
Esterno
Outdoor
A
Code
A Heat pump
B Solar energy kit
C Control panel
D High-voltage room thermostat
E P_s: solar pump
F P_o: external circulation pump
8
1 2 3 4 5 6 7 9 10 11 12
SL1 SL2 H C 1AN 2AN P_c P_o P_s P d _
1AUS 2AUS
16
13 14 15 17 18 9 1 0 2 21 22 23
TBH IBH1 L1 N N N 3AN N N N
3AUS
CN11
3
8
S20
D
K
I
L
Assembly unit
C
2
25 26 27 28
1 2 3 4 5
HT R2 AHS1 AHS2
A B X Y E
29 30 31 32
24
6 7 8 9 10
N
R1 DFT2 DFT1
N P Q E H1 H2
CN7 CN30
5
7
H
K
F
E
L
Code
G P_d: DHW pump
H SV2: 3-way valve
SV1: 3-way valve for
I
domestic hot water tank
J TBH: Heater of DHW storage tank
K Contactor
L Electric power supply
76
6
9
4
K
K
Innen
Indoor
G
J
Assembly unit