Danfoss Oil Differential Pressure Switch Wiring Diagram

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Danfoss oil differential pressure switch wiring diagram. How to do wiring and testing of danfoss oil pressure switch in airconditioning and refrigeration system. Quantity per packing format. The first diagram shows the function of the differential switch during start. View and download danfoss mp 54 installation manual online.

Differential pressure switch mp54 060b016966 product name. 120 pressure connection size. Mp54 fixed differential psi. Oil differential pressure and contact differential both have to be considered when using oil differential pressure switches.

Mp 55 mp 55a. 15 175 relay release time s. The danfoss range of industrial pressure switches measure and control the pressure of air and liquids. Mp 54 and mp 55 are used in refrigerating systems using hcfc and non fiammable hfc.

High pressure switch low pressure switch discharge pipe sensor defrost sensor refrigerant 1 sensor refrigerant 2 sensor wiring diagram dhp r danfoss heating solutions vwifb 5. Range lp side psig pe. Reset is possible only after a pressure drop of respectively 43 psi bar. Kp pressure switches are used for starting and stopping refrigeration compressors and fans on air cooled condensers.

Mp 54 and mp 55 oil differential pressure switches are used as safety switches to protect refrigeration compressors against low lubricating oil pressure. R11 r12 r123 r124 r134a r22 r404a r407a r407c r407f r407h r422b r422d r438a r507c r717. If the oil pressure fails the oil differential pressure switch stops the compressor after a certain time period. The danfoss mp 54 and mp 55 oil differential pressure controls are used as safety switches to protect your refrigeration compressors against low lubricating oil pressure.

The second shows the function of the switch during operation. With over 75 years experience of producing pressure controls for industry applications danfoss offers the widest range of any manufacturer. Each part ought to be set and linked to other parts in specific way. 2 dhp r kw v 3n dhp r kw v 3n wiring diagram dhp r 6 vwifb danfoss heating solutions.

Mp 54 switch pdf manual download. Differential pressure switch type.