28
DEU
ENG
NDL
FRA
ITA
ESP
HZ 5
HZ 6
HZ 7 HZ 8
HZ 9
HZ 10
HZ 11 HZ 12
pump
1 2
boiler
1 2
ECO
1 2
CO
1 2
H %
1 2
HZ 1
HZ 2
HZ 3 HZ 4
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2
2
N
N
L
L TB
T4AH
System BUS
B GND
24V A
3.2 Electric connection
Warning
Electrical voltage! Danger to life!
All installation work must be performed under the absence of voltage.
The wiring of a single room control system depends on several factors and must be planned and
carried through carefully by the installer.
The following cross-sections are applicable for the plug-in/clamping connections:
9
solid wire: 0.5 – 1.5 mm²
9
flexible wire: 1.0 – 1.5 mm²
9
8 - 9 mm insulation stripped off the wire
9
The wires of the actuators can be used with factory-mounted end sleeves.
Note: Voltage can be supplied via one of the two N and L terminal pairs.
N L
230 V
3.1 Assembly
3 Installation
Warning
Electrical voltage! Danger to life!
All installation work must be performed under the absence of voltage.
1
2
3
4
230 V
6
7
5a
230 V
electric connection,
see section 3.2
