Operating instructions

29
A
B
41
LB4S3T2 T1 N
41
L B4S3T2T1N
A
To the control unit
B
To the burner
Terminal codes
L1 Phase via high limit safety cut-
out to the burner
PE Earth conductor to burner
N Neutral conductor to burner
T1, T2 Control chain
S3 Burner fault terminal
B4 Hours run meter terminal
Signal pass direction:
Control unit → burner
Signal pass direction:
Burner → control unit
Installation, Vitotronic 100
Connecting the AC burner, type GC1B
(cont.)
5815 091 GB
Installation