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Compressor Pressure Switch

Pressure Switch For Compressors – Series PSM 530 / PSU:
INDFOS PSU (SWITZER PSM-530) Pressure Switch is used in industrial control, monitoring and alarm applications.
This Pressure Switch can switch electrical loads of up to AC 440 V, 9 A. The integrated relief valve (option) is used for depressurising the pressure chamber of the compression piston before starting the compressor. With the manual On/Off switch, the contact system can be locked in the open position, irrespective of the process pressure.
INDFOS PSU series most commonly used on Pneumatic Compressors for On/Off ; Cut Off ; Cut out Applications