
ELEC TRICAL CoNNEC TIoNS
WH45P
26
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rev 20-10
4.
ELEC TRICAL CoNNEC TIoNS
4.1.
Electrical wiring
Electrical connections must be done by qualified and trai-
ned people.
Switch off the power supply before starting any work on
the electric elements. Never switch on the power supply
during electrical connections.
1.
SC (closed damper) microswitch - on request
2.
SA (open damper) microswitch - on request
3.
Magnet - on request
4.
Magnet cables for wiring
4.1.1.
SC/SA microswitches position
1.
"NC" contact of SC microswitch. When the fire blade is closed the
circuit is open.
2.
"NO" contact of SC microswitch. When the fire blade is closed the
circuit is closed.
3.
"NC" contact of SA microswitch. When the fire blade is open the
circuit is open.
4.
"NO" contact of SA microswitch. When the fire blade is open the
circuit is closed.
4.1.2.
230 V AC magnet wiring
1.
230 V AC power supply
2.
Magnet
3.
Rectifier
4.1.3.
24 V DC magnet wiring
1.
24 V DC power supply
2.
Magnet
4.1.4.
WH45P - Motorized version
Belimo servomotor:
bFL24T, bFN24T, bF24T, bFL230T, bFN230T, bF230T.
Siemens servomotor:
GRA126, GNA126, GGA126.
WH45P
26
We reserve the right to make changes without prior notice