"The SIRIUS 3SE5 Series hinge switch is designed for monitoring hinged doors and flaps. These mechanical position switches offer excellent protection from tampering thanks to the fixed, positive pivoting point connection between switch and door hinge. They have a standard enclosure according to EN 50047 and EN 50041 and a very small operating angle. Simultaneous shut down and signalling is provided in addition by the snap-action contacts.For the mechanical monitoring of protective doors or flaps. Protection up to Cat 4 (EN 954-1), Up to SIL 3 IEC 62061. Snap on contacts. Simple, fast wiring offers approx 20 to 25% reduction in connection time. Cable entry M20 x 1.5. Actuator head can be rotated in 22.5° incrementsRange = SIRIUSSeries = 3SE5Lock Style = HingeNormal State Configuration = NO\/NCMaximum Current = 3 A dc, 6 A acMaximum AC Voltage = 400VMaximum DC Voltage = 400VNumber of Cable Entries = 1Size of Cable Entries = M20 x 1.5Conduit Entry = M20"