Morley 04390-55 Door Retention Unit - 240Vac White
Morley 04390-55 Door Retention Unit - 240Vac WhiteMorleys range of door holders provide attractive aesthetics and high performance for buildings requiring an automatic door release function in the event of a fire emergency.Each door holder is fitted with a spring-loaded release pin mounted centrally within the electromagnet. On power off the release pin then pushes the door away from the electromagnet. This overcomes any residual magnetism ensuring correct operation.The D.C. unit is fitted with a suppression diode and protection against reverse polarity such that it may be operated from a reverse polarity monitored circuit.All the electromagnets are designed to comply with the latest requirements of EN61000-3-2 EN50081-1 EN60950 and EN1155 CPD Approved. The low profile flame retardant ABS housing results in an attractive and robust design and contains a push button for quick easy release of the door.DRW Door HoldersTo close fire doors in an emergency and prevent the spread of fire and smoke. Door holders are fitted with an integral manual release button allowing the door to be closed without operating the fire alarm. Both versions are supplied with a door mounting keeper plate.Key FeaturesLow profile design200N holding forceEasy cable entry exitA.C. or D.C. optionsPush button releasetestFloor mounting bracket availableAnti-residual magnetism featureD.C. version polarised and suppressedEN1155 1997 CPD Approved