Hinge switch metal housing, 40 mm, EN 50041 Device connection 1 x (M20 x 1.5) with hollow shaft Diameter = 8 mm Switching angle 10° Snap-action contacts 2NC/1NO Mechanical safety hinge switches SIRIUS 3SE5 for monitoring the position of movable protective devices, particularly for use on hinged doors and flaps on machines. The mechanical safety hinge switches are part of the modular system because they have the same housing as the position switches. Switching off and signaling takes place without any time delay at a small opening angle of 10 degrees. The simple and quick wiring technology enables a great deal of time to be saved when connecting. Fastening and switching points according to EN 50047 and EN 50041. The devices are climate-resistant and approved worldwide (IEC, UL). Various housing sizes are available, with hollow shaft or solid shaft, in plastic or metal. Versions with an integrated hinge are also available. The 3SF1 series with direct connection to the AS-Interface bus system rounds off the portfolio. Actuator heads with hollow shaft or solid shaft are available as accessories. Safety is a SIRIUS business.