PC2001143 Abort Switch - PYRO-CHEM

1 Features Stackable, screw-terminal, contact blocks Compatible with PYRO-CHEM control units Surface-mount assemblies listed by UnderwritersLaboratories, Inc. Components mounted on stainless steel Switch plateApplicationsThe Abort Switch is used to momentarily interrupt therelease circuit signal when the control unit is in the alarmcondition. As long as the Abort pushbutton is held in, thefire suppression system will not release. (Note:Whenthe control unit is programmed for IRI compliance, theabort will not be effective after pre-discharge.) When thepushbutton is released, the release circuit is activated(unless the control unit has been reset to the non-alarmcondition).

2 DescriptionThe Abort Switch assembly consists of a momentary-contact pushbutton Switch , normally-open contact block,normally-closed contact block, and stainless steel switchplate with silk-screened label. Surface-mount assem-blies include a single-gang weather-proof box with three1/2 in. threaded conduit outlets and stackable, screw-terminal contact blocks are ratedfor 28 VDC @ amp make/break or 6 amp and ApprovalsThe Switch is UL listed (S3623) when installed in the sur-face-mount box (with gasket) that is provided with thesurface-mount (kg)76494 Abort Switch , ( )76495 Abort Switch , ( )76485 Extra Contact Block, ( )76486 Extra Contact Block, ( )DETECTION AND CONTROL EQUIPMENTDATA SHEETABORT SWITCHOne Stanton StreetMarinette, WI 54143 MOUNTING DIMENSIONS2 7/8 IN.

3 (73 mm)4 5/8 IN.(117 mm)FIRE SUPPRESSIONSYSTEM ABORTPUSH AND HOLD2 5/8 IN.(67 mm)2 3/8 IN.(60 mm)SURFACE-MOUNTFLUSH-MOUNTTYPICAL WIRING DIAGRAMSABORT Switch (SERIES) Abort Switch (PARALLEL) ABORTSWITCH(+)( )(+)( )EOL RESISTORCONTROL UNITABORT CIRCUITTERMINALS*CONTROL UNITABORT CIRCUITTERMINALS**SEE CONTROL UNIT MANUAL FOR SPECIFICWIRING RESISTOR