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INSTALLER
HIGH-TEMPERATURE ENERGY EFFICIENT HEAT PUMP
MANUAL
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48
7.2 - Electrical boxes
Reference points on schematic cabling diagram
Elec
tric
al c
onnec
tions
to s
cr
ew in
DC1
Compressor 1 starter
DC2
Compressor 2 starter
RCP
Phase monitor relay
KMC1
Contactor compressor 1
KMC2
Contactor compressor 2
DP
Compressor 2 progressive starter
K1 à K3
Electrical stage contactor
BUS
2-core sheathed communication cable
Elec
tric
al c
onnec
tions
with Fa
ston terminals
C1
45
ȝ
F compressor 1 capacitor
C2
45
ȝ
F compressor 1 capacitor
CV1
12
ȝ
F capacitor fan speed 1
CV2
18
ȝ
F capacitor fan speed 2
K1
compressor 1
K2
compressor 2
AQS
110°C safety aquastat
T
6 Kw electric immersion heater
Number
Reference
Product
1
1244040
Heat pump C4 electronics board
2
1244415
Single phase progressive starter
compressor 1 & 2
3
1243959
45
F compressor capacitor
6
1244043
12
F fan capacitor
7
1244044
18
F fan capacitor
8
1248847
30A contactor
9
1244037
Three phase progressive starter
11
1243147
4A fuse
13
1943123
Phase monitor
single phase
20 kW three phase
17 KW three phase
1243847
25 kW three phase