Technical information

Control Overview—Burner Power Wiring
Connection of Boiler Power Wiring to Burner (hard wired connection)
Applicable for both Vitotronic 100, GC1 and 300, GW2
CAUTION
!
Refer to burner manual for correct
fuse and wire gauge sizing with
respect to burner electrical
requirements.
Flexible Conduit 240VAC, 1PH Supply
Flexible Conduit
1
2
4
3
5
1 Incoming burner motor power
supply 240VAC, 1PH.
2 Connect 240VAC power to
terminals 21, 22 and 23 on the
DIN rail inside of boiler control
connection enclosure. Provide
fuseable disconnect according
to local codes.
3 DIN rail mounted female socket
inside boiler control junction
enclosure used for wiring burner
power.
4 Corresponding plug for burner
wiring is pre-wired for
termination in the burner and
plugs into receptacle mounted
on DIN rail. Refer to burner
manual for correct termination
inside of burner.
5 Burner contains motor starter
and blower motor.
Section 3.4
Section 3
CAUTION
!
Provide disconnect means and over
current protection as required by local
codes
Connection Overview
5346540 v1.0 09/2006 Technical information subject to change without notice
40