Viessmann Vitotronic 11 CC1E, Installation And Service Instructions Manual

Page: 25 / 120

25
50
L N
Fig. 16
Rated voltage 230 V~
Rated current Max. 4(2) A~
Connecting an AC burner
Pressure-jet oil/gas burner
■ The burner cables are included in the standard boiler
delivery.
■ Connect burner to DIN 4791 .
■ Max. power consumption 6 (3) A
41
L B4 S3 T2 T1 N
41
Störung H1
BZ
N PE L1
STB
TR
L1 N T1 T2 S3 B4
Fig. 17
A
To the control unit
B
To the burner
Plug terminal designations
fA
:
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 flow direction:
Control unit
→
burner
Signal flow direction:
Burner
→
control unit
Plug equipment codes
fA
:
STB Control unit high limit safety cut-out
TR
Control unit temperature controller
H1 Burner fault signal
BZ Hours run meter
BN
BK
BU
90
T7T8
T6
Fig. 18
A
To the control unit
B
To the burner
Plug terminal designations lÖ :
T6, T8 Control chain burner stage 2 ON or modulation
controller Open
T6, T7 Control chain burner stage 2 OFF or modula-
tion controller Close
Electrical connections
Connecting a central fault message facility
(cont.)
5863679
Installation