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¬ Low-consumption DC and silent
under normal operating conditions in heating mode
Dungs LGW150 A4/2 0
Air flow rate at ˆ p = 1 mbar / m³ / h: 13
AGM30 - Reversed polarity protection
Siemens QPD15.010 Differential Pressure Switch model_skp15_012u1 ¬ Low-consumption DC and silentThe QPD differential pressure switches are used for monitoring air pressures and air flows. When the pressure falls below or exceeds the adjusted switching point, the respective electrical circuit will be opened or changes over. Specifiactions: For the supervision of air pressures or air flows of oil or gas fired equipment (burners, boilers, furnaces) QPD15 are suitable as absolute or differential pressure Adjustable working pressure ranges up to 5
