3.6.2 Control Unit With 400V Voltage Supply - Kessel Comfort PLUS Instructions For Installation And Operation Manual

3.6.2 Control unit with 400V voltage supply

Make sure that the connection cables are voltage-free.
• Route the connection flange for mains supply through the cable duct <a> to the connection terminals.
• Establish the mains connection at the connection <a> in accordance with the connection diagram (in the
housing cover of the control unit).
gn bl
PE N
T1 T2
5
a
PE
Protective earth
N Neutral
T1 Phase 1
T2 Phase 2
T3 Phase 3
gn bl
PE N
T1 T2 T3
2 4 6 NC A2
T3
PE N L
1 2
5
Installation
2 4 6 NC A2
gn or
gn or or or or or
3 4 5 1 2 3 4 5
PE PE
6 6
gr
gr
gr
gr
gr
gr
Abb. [5]
28 / 20
a
or
w
bl
w
bl
w
bl
w
bl
or
bl
gr
w
bk
bk
bl
w
bk
+
-
+24V
GND
or
+24V
or
A
or
B
bl
GND
w
+12V
bk
LIN
bl
GND
EXT.
INT.
TxD
RS
RxD
RG
GND
V 1.0