EKRP1C14
Electric heater PCB kit
4P584178-2B
Installation manual
6
■
Electrical connection of electric heater
1
Main PCB
2
Optional PCB
3
Main terminal (1-3) (230 V - 50 Hz)
Field supply:
4
Thermal fuse (Max. 110°C): to protect the installation
from accident (e.g. fire) when a malfunction occurs.
5
Thermal protector: to protect the electric heater for
overheating.
6
Relay (Max. 550 VA)
7
Heater
t°
t°
t°
t°
t°
t°
L
N
L1
L1
L2
L2
L3
~
2~
3~
t°
t°
t°
L1
L2
L3
3N~
N
CN2
X
1
X
2
X
3
X
4
YC
Y
1
Y
2
Y
3
Y
4
CN1
3
4
1
2
7
6
5
4PEN584178-2B.book Page 6 Friday, May 29, 2020 2:53 PM
