Viessmann EM-P1 - Heating Circuit Pump Connections (with Switching Input); Pumps with Switching Input (230 V~; 400 V~)

4
Heating circuit pump with power consumption greater than 1 A or high effi-
ciency circulation pumps with high starting currents
Pumps with switching input
LN
External
ON/OFF
L
N
N PE
NL
L
D
C
A
B
A
Heating circuit pump
B Plug sÖ to EM-P1 extension
C
Contactor
D
Separate power supply (observe
manufacturer's instructions)
Specification for switching the con-
tactor:
Rated voltage 230 V~
Rated current 1 A
Recommended
connecting cable
H05VV-F3G
0.75 mm
2
or
H05RN-F3G
0.75 mm
2
Connecting the heating circuit pump
(cont.)
5831394