Danfoss MP 55A Differential pressure switch

Product Id : 280162

Danfoss MP 55A Differential Pressure Switch have adjustable differential pressure and are available both with and without thermal time relay. MP55A has a fixed differential pressure setting. It also incorporates a thermal time relay with a fixed release time setting.

Applications: Steam boiler plant, control systems in factories, diesel plants, compressors, power stations, and onboard ships.

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Country : United States

Product Description

Danfoss MP 55A differential pressure switch are used as safety switches to protect refrigeration compressors against low lubricating oil pressure. If the oil pressure fails, the oil differential pressure switch stops the compressor after a certain time period. MP 55A is used in refrigerating systems with R717. MP 55A can also be used in systems with HCFC and non-flammable HFC refrigerants.

Features of Danfoss M55A Differential Pressure Switch:

  1. Wide regulating range.
  2. Can be used for deep freeze, refrigeration and air conditioning plant.
  3. Electrical connection at the front of the unit.
  4. Screwed cable entry for cables from 6 – 14 mm diameter.
  5. Small contact differential.

Additional Information

Manufacturer Danfoss
Model No MP55A
Measuring Parameters Differential Pressure
Ambient Temperature -40 – 60 °C
Voltage 230 V or 115 V AC or DC
Permissible voltage variation -15 – 10%
Working Pressure PS/MWP = 17 bar
Pressure Pe = 22 bar
Cable Entry P 13.5
Cable Daimeter 6 – 14 mm
Housing Material IP20 to EN 60529 / IEC 60529
Weight 2kg

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