Viessmann EM-M1 - Heating Circuit Pump 400 V

11
Pumps without switching input
LN
L
N
N PE
NL
L
D
C
A
B
Fig. 9
A
Heating circuit pump
B
Plug
sÖ
on the mixer extension kit
C
Contactor
D
Separate power supply (observe manufacturer's
instructions)
Specification for switching the contactor:
Rated voltage 230 V∼
Rated current 1 A
Recommended connecting
cable
H05VV-F3G 0.75 mm
2
or
H05RN-F3G 0.75 mm
2
Heating circuit pump 400 V~
LN
L1 L2 L3 N PE
A
C
3~
M
B
Fig. 10
A
Heating circuit pump
B
Plug
sÖ
on the mixer extension kit
C
Contactor
Specification for switching the contactor:
Rated voltage 230 V∼
Rated current 1 A
Recommended connecting
cable
H05VV-F3G 0.75 mm
2
or
H05RN-F3G 0.75 mm
2
Installation sequence
Connecting the heating circuit pump (cont.)
5838001
Installation