Siemens AG Snap Action, Limit Switches 3SE51320LD05

The Snap Action Limit Switch 3473-3SE51320LD05-ND features a plastic enclosure and is designed according to EN 50041 standards. It includes one normally open (NO) and two normally closed (NC) quick action contacts, utilizing a roller plunger mechanism with a plastic roller. The switch is suitable for safety applications, offering positive opening functionality. With an insulation voltage rating of 400 V and a surge voltage resistance of 6 kV, this switch is built to withstand harsh conditions, boasting a protection class of IP66/IP67. It has a mechanical service life of approximately 15 million switching cycles and an electrical endurance of 100,000 cycles at AC-15, 230 V. The switch can operate at a thermal current of 10 A and supports various operational currents across different voltage ratings. The device is designed for versatile mounting and can be installed in any position, secured by screw fixing. It is compatible with a range of conductor cross-sections and features screw-type terminals for electrical connections. This limit switch is a reliable choice for applications requiring durable and precise position sensing.