Viessmann CS 900 Assembly Manual page 13

Condens
Liquely
Vent 1
Oil
heating
3.6 Plus connecting diagram for electronic regulator SE
A1 Plug 230 V / 50 Hz and door contact
A2 defroster heating
A3 Potencial-free alarm contact (s. Ch. 3.4)
A4 Evaporation ventilator
A5 Pressostat
A6 Condenser
A7 Oil heater (Option)
A8 Condenser ventilator
E1 Power supply 230 V / 50 Hz
E2 Coldroom temperature sensor
5 x 1 Option Interface
General notice (liability): the details of this technical documents serve for description. Consents regarding the availability of certain features or
regarding a certain purpose always require a special written agreement.
Page No. 5237330-05 GB
Defro
Evaproate
haeting
Vent
Multi-Pole
lead
230V / 50 Hz
Fuse Box
for FS 1800 SE
and FS 2400 SE
Heating
230V / 50 Hz
Pressostat
DIN/
GB
IEC
BK black
BN brown
BU blue
GNYE green/yellow
3.6
5 x 1
9 - pol.
ext. Temp.-
D - Sub
Alarm sensor
Right reserved to make technical changes!
GB