Wolf MGK-130 Technical Manual And Installation Instructions page 19

Heating circuit pump connection (230 V AC; max.
400 VA)
Insert the cable glands into the terminal box. Insert
and secure the cable through the cable entry.
Connect the heating circuit pump 230 V AC to terminals
L1, N and .
Wiring diagram, ventilation air damper
(not for MGK-130)
Netz
Z A1
F1
L1 N L1 N L1
MT
3,15 A
5 A
L1 N L1 L1 N N L1 L1
N N
bl
br
Terminal box MGK
Power supply
230 V AC
3062880_0910
Electrical connection
o o o o o o
E1 AF
eBUS
-
a b + 1 2
1 2
1 2 1 2
24VDC
Supply air damper
with servomotor
M
230V~
Limit switch
Benennung Schaltplan für
Fig.: Connection, heating circuit pump
Note:
The contractor parameter
HG13/GB13 (input 1) must be set to 5
(factory setting for supply air damper) and
HG14/GB14 (input 1) must be set to 7
(factory setting for supply air damper)
With the contact open, the burner remains
blocked for DHW and central heating, even
for emissions test and frost protection.
NB:
Limit switch for supply air damper must
be floating!
Otherwise the MGK control unit will be
destroyed.
Zeichnungsnummer
19
Art.- / Materialnummer
Blatt
1