Windhager FireWIN - Electrical Connections of the Suction Turbine, Changeover Unit, Regulation

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3. For the Electrician
Connection of suction turbine to the changeover unit:
Two separate cables (3 and 4-core) are required – this is a require-
ment of the guarantee conditions!
Cable for limit switch (extra-low voltage): min. 3 x 0.5 mm
2
(not
earthed)
Cable for changeover unit motor (low voltage): 4 x 1.5 mm
2
1 ...........FireWIN pellet
flueconnected boiler
2 ...........Suction turbine
3 ...........Changeover unit
Note!
The 8-core cable must be connected in the suction turbine,
because this also carries the LON bus and is required for
service work.
3.1.2 Electrical connections of the suction turbine, changeover unit,
regulation
Connection of pellet flue-connected boiler to the suction turbine:
Two separate cables (5 and 8-core) are required – this is a require-
ment of the guarantee conditions!
The cable cross-section must be selected according to the length of
the electric cables so that the suction turbine always has a stable
voltage supply (min. 220 VAC under load).
Recommended accessory:
Ribbon cable 5 x 2.5 mm
2
and 8 x 1 mm
2
(FIRE 042 or FIRE 043).
Note!
Each cable must be routed separately together with the
delivery and return air hose. The cables can be routed to-
gether with the hoses through the fire protection collars to
the suction turbine or to the changeover unit.
To access the control panel:
– The rear right side panel must be unhooked and removed upwards.
– Disconnect the mains power plug and remove the screw behind it – Fig. 44.
– Swivel out the control panel, remove 2 screws and take off the inner cover – Fig. 45.
1
2
3
230 VAC
8 x 1 mm
2
5 x 2,5 mm
2
4 x 1,5 mm
2
min. 3 x 0,5 mm
2
Fig. 43
Fig. 44 Disconnecting the mains power
plug and removing the screw.
Fig. 45 Removing 2 screws, taking off the
inside cover