Viessmann EM-P1 - Electrical Connections; Connecting the Immersion Temperature Sensor; Connecting the Heating Circuit Pump (230 V~)

3
Plug 230 V~
P1 Heating circuit pump (on site)
P3 No function
fÖ
Power supply
fÖA
Power supply for accessories
LV connections
PWM1 No function
TS1 No function
TS2 No function
TS3 )
Immersion temperature sen-
sor, low loss header
jF
PlusBus
!
Please note
Electronic assemblies can be
damaged by electrostatic dis-
charge.
Prior to commencing any work,
touch earthed objects such as
heating or water pipes to dis-
charge static loads.
Note
Apply strain relief to on-site cables.
Seal any unnecessary apertures with
cable grommets (not cut open).
Connecting the immersion temperature sensor
Connect plug
)
to slot TS3 (see Over-
view of electrical connections).
Connecting the heating circuit pump
Heating circuit pump 230 V~
B
A
1~
M
A
Heating circuit pump
B Plug sÖ to EM-P1 extension
Specification
Rated current 1 A
Recommended
connecting cable
H05VV-F3G
0.75 mm
2
or
H05RN-F3G
0.75 mm
2
Overview of electrical connections
(cont.)
5831394