Introduction:The emergency door release manual call point is 3 poles with sounder and light. The manual call point are used to allow building occupants to signal that a emergency exists within the building.SpecificationsProduct NameEmergency Door Release Manual Call PointPower supplyDC 12-24VOperation currentDC 12V/18mA(Standby)/75mA(Operation DC 24V/11mA(Standby)/41mAOperation)BuzzerSet as silent,  interval wailing or  continuous wailingIndicatorDual-color (red and green).Red indicator to set blinking,off or on.OutputN.O.N.C.&COM.Output(Maximum load of 125V/3A)MaterialABS,PC(trasparent part)Starting parts typeReusableStarting modeManual pull down plateReset modeKey resetWeight208gDimensions90*93*45mmInstallationSurface mounted with screwFeatures1.Resetable design,obvious indicators around the edges of the unit.2.Press the pressing plate to enable the output function.3.Pressing plate with status (green and red) shown.4.Reversionary key with non-slip design.5.Input power range from DC12-24V to connect with all types of alarm system.6.Built-in buzzer status to set as silent,interval wailing or continuous wailing Volumeis adjustable.7.Easy to assemble,outer case without screws,3 set of output points to connect other equipment,embedded or surface installations to select.Note: only has output point function.