Mains Electrical Connections - Viessmann Vitodens 200 WB2 Installation Instructions Manual

Control unit

Mains electrical connections

Mains electrical connection of control unit
B
N L1
1.
2.
A
3.
N L
40
Mains electrical connection of accessories
L N
1.
L N
156
14
5862130G - page 14 (Black)
Screen angle and frequency: 45.0000, <default>
¨ Safety instruction:
WARNING: THIS EQUIPMENT MUST BE EARTHED.
Please observe current I.E.E. regulations and any local regulations which
apply when connecting this equipment to the mains.
The mains power cable must be protected by a fuse with a maximum rating
of 16 A.
A Fuse, max. 16 A
B Mains voltage 230 V~ 50 Hz
¨ Safety instruction:
Where the boiler is installed in a bathroom or shower room, the connection of
accessories to the mains must not be carried out at the control unit.
Where the boiler is installed outside such rooms, accessories can be con
nected to the mains directly at the control unit. This connection is switched
by means of the heating system on/off switch (max. 3 A).
1. Connect to the mains (230 V~
50 Hz) via a fixed connection.
¨ Caution!
Take care not to interchange wires
"L 1" and "N".
2. Check whether the mains power
cable to the control unit is fitted
with a fuse with a maximum rat
ing of 16 A.
3. Connect mains power cable to
connector "40" (green/yellow wire
must be longer than the rest).
1. Connect mains power cable to
connector "156" (green/yellow
wire must be longer than the rest).