Electrical Connections - Viessmann Vitoladens 300-W Installation And Service Instructions For Contractors

Installation sequence

Electrical connections

5
X9.3
X9.4
Fig. 7
Radio clock connection
A
Plug 230 V~
Power supply
fÖ
Power supply for accessories
lH ■
This connection is directly controlled with the
system ON/OFF switch (max. 6 A).
■ External demand/blocking
LV plug
Outside temperature sensor
!
Flow temperature sensor for low loss header
?
(accessories)
Cylinder temperature sensor (supplied with DHW
%
cylinder connection set)
KM-BUS subscriber (accessories)
aVG
Vitotrol 200-A or 300-A remote control unit
■
■ Vitocom 100, type GSM
■ Mixer extension kit
■ Solar control module, type SM1
■ Vitosolic
AM1 extension
■
EA1 extension
■
Wireless base station
■
14
2
145
1
124
2 1 5 4 32 1
X14
X3
A
N L 1 L N 40
96
230V~ 230V~
201
96 40
Information on connecting accessories
When connecting accessories observe the sep-
arate installation instructions provided with
them.