X10
X11
X12
X13
X14
X15
X30
X50
X70
X75
X80
X82
X83
X84
X86
X100
C.C
X60
Ou/ Or
Ou/ Or
0/I
M
2a
1a
1b
2b
EX1 EX2 EX3
BK BN BU
L
N
B2
M
B1
3
2
1
RP ECS
L
N
L
N
230V
AC
I
L
N
1
2
3
4
5
L
N
CO
M
L
figure 48 - Electrical wiring, Hydraulic module (Except installer's connections)
Condensation
sensor
Distribution
valve
Power shedding or EJP
Tarif
fs, day / night External fault
DHW sensor
Initial sensor
Return sensor
DHW Resistance
of the back-up unit
Start/stop
switch
External component contact
DHW storage tank
Eloctrode
Connection to terminal block and power relays
(see
figure 36, page 35
)
Connections to the heat
pump regulator
(accessories and options)
(see
figure 37, page 35
)
Timed fuse
3,15
A - 250V
Installation and operating manual "1585 - EN"
- 61 -
Air to Water Heat Pump (Split integrated DHW type)
X10
X11
X12
X13
X14
X15
X30
X50
X70
X75
X80
X82
X83
X84
X86
X100
C.C
X60
Ou/ Or
Ou/ Or
0/I
M
2a
1a
1b
2b
EX1 EX2 EX3
BK BN BU
L
N
B2
M
B1
3
2
1
RP ECS
L
N
L
N
230V
AC
I
L
N
1
2
3
4
5
L
N
CO
M
L
RP1
RP2
RD1
RD2
BU2
BU1
WH1
WH2
A1 A2
B1 B2
Condensation
sensor
Distribution
valve
Power shedding or EJP
Tarif
fs, day / night External fault
DHW sensor
Initial sensor
Return sensor
DHW Resistance
of the back-up unit
Start/stop
switch
External component contact
DHW storage tank
Eloctrode
Connection to terminal
block and power relays
(see
figure 36, page 35
)
Connections to the heat
pump regulator
(accessories and options)
(see
figure 37, page 35
)
Timed fuse
3,15
A - 250V
Safety
thermostat
Electrical
Back-up Resistance