SDC Pull Station Emergency Door Release
The SDC 492 Emergency Door Release Pull Station provides immediate unlocking of perimeter doors or interior doors that are
equipped with fail-safe electric locks. The 492’s built in alarm may be used as a local door annunciator.
The SDC 492 is specifically designed for emergency door release and may influence the approval of an electric locking system.
Features
• Blue housing with easy to read activation instructions avoids confusion with red fire alarm stations.
• 2-SPDT 10 Amp Contacts; 1-SPDT for lock release and 1-SPDT auxiliary contact for remote monitoring, CCTV activation or alarm activation.
• The SDC 492 may initiate the release of an individual door or all doors on the same circuit.
• The SDC 492 may be mounted in a 2" deep single gang back box or double gang box with plaster ring cover. The SDC 492
may be surface mounted with a 492-BB surface mount back box.
• Dimensions: 4.75” H x 3.25” W x 1.375" D
Models
492 Pull station emergency door release with siren 3V-28VDC, 18mA
492-GL4 Four replacement glass rods
492-BB Blue surface mount back box