51
A
E
C
D
B
Fig. 57
A
Mains filter
B
Contactor
C
To the fan (plug
a-Ö
)
D
To the burner control unit (plug
a-Ö
), only in
conjunction with flue gas damper.
E
The power cable must be protected. The fuse
rating should be max. 16 A.
Make the power supply (230 V~/50 Hz) via a
permanent connection.
fÖ
Power supply 230 V~/50 Hz
fÖ
/
aBH
Control unit power supply (plug
fÖ
)
Switched phase for controlling contactor
B
(plug
aBH
)
gD
Flue gas damper
Note
Make the power supply (230 V~/50 Hz) via a perma-
nent connection.
The faulty power cable should only be replaced with an
original Viessmann power cable.
Connection and wiring diagram
Mains filter unit connection diagram
5783 337 GB
Appendix
Содержание CT3U
Страница 40: ...40 Burner control unit flow chart Burner control unit flow chart cont 5783 337 GB Diagnosis ...
Страница 61: ...61 5783 337 GB ...
Страница 62: ...62 5783 337 GB ...
Страница 63: ...63 5783 337 GB ...