KDB-GOM
Series
- 18 -
4.7 Air Pressure Switch
Item
All GOM Model
Electric Rating
0.1A –125V AC, 0.1A –30V DC (Micro Switch)
Type
Differential Pressure Type (Vertical Type), Normal Close Type
Body Material
Nylon 66 (GF 30%)
Function
- Stop the combustion safely and automatically by monitoring the high pressure
or the adverse wind in the flue.
Contact Arrangement
ON
more than 2.0 mmH
2
O
ON / OFF Operating
Pressure
OFF
7.0
±
2 mmH
2
O
Reference
- Normal Close Type : The contact is always connected, and if the wind
pressure switch is operated by adverse pressure, this contact is opened and
stop the combustion in the boiler.
P3 (COM)
P1 (NC)
P2 (NO)
