2 1 5 DHW sensor
If the installation is equipped with a DHW tank (with
electric back-up) :
-Place the domestic hot water sensor in the housing for
the cylinder sensors.
-Connect the domestic hot water sensor to terminal
BX1 and M (see
).
figure 7 - Connections to terminals
figure 8 - Connections to regulator (accessories and options)
1
L
2
N
L
N
3
1
2
3
COM
4
5
6
7
8
N
9
L
10
11
12
L
13
N
14
L
15
N
OUTDOOR
UNIT
BOILER
CONNECT.
BOILER
VALVE
DHW. BACK UP
SUPPLY
DHW. BACK UP
CONNECT
16
17 18
L
19
N
Electricity
supply 230 V
Heat pump
Control box
green / yellow
red
blue
brown
Interconnection between
the heat pump and the
control box
Boiler supply 230 V
- - -
options
Distribution valve (deviation boiler)
Power supply to the electrical back-ups 230 V
Connection to the DHW tank resistance
2
1
3
2
1
CL-
CL+
G+
M
M
B9
M
BX1
CL-
CL+
QX4
N
EX6
EX5
EX4
Outdoor sensor
DHW sensor*
DHW distribution
valve*
5
Room thermostat*
ou
Room control unit*
*
options
External fault
Tariffs,
day / night,
peak times/
off-peak times
Power shedding
or EJP
(peak day removal)
External
component
contact**
(faults, load
shedder,
power meter)
** If the control device does not provide a potential-free contact, the contact must be relayed to create equivalent wiring.
In all cases, please refer to the instruction manuals for the external components (load limiting device, power meters) to create the wiring.
• Cable section for outdoor sensor, room thermostat and room control unit
For the outdoor sensor, use a 2 x 0,75 mm² cable.
For the room thermostat, use a 2 x 0,5 mm² telephone type cable.
For the room control unit, use a 3 x 0,5 mm² telephone type cable.
Installation and operating manual "1395 - EN"
Control Box
- 8 -
