AH725479-A

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Snap Action, Limit Switches

AH725479-A is a type of limit switch from Schneider Electric. It is a snap action switch with a built in auxiliary contact.

Application Field

The AH725479-A limit switch can be used for a wide variety of applications in industrial automation and machine building. It is suitable for applications where it is necessary to detect the presence of objects or the opening and closing of doors and windows. It can also be used as a position switch in machines and conveyors. Furthermore, it is suitable as an alarm switch when there is an emergency shut-down of a machine.

Working Principle

The AH725479-A works on a basic mechanical principle. When the contact point of the switch is activated by an object or force, the internal spring-mounted contact arm is displaced and closes the circuit.

The AH725479-A is designed to handle a maximum current of 16A at 250VAC or 18A at 380VAC. In order to improve the contact lifetime, the contact arm is made from a special material. The maximum actuation force is 0.5N. The maximum switching frequency is 600 times a minute.

The AH725479-A is designed to operate in an ambient temperature range of -20°C to +60°C and with a maximum humidity level of 90%.

Advantages

The standard parameters of the AH725479-A make it suitable for a variety of applications. This switch is designed to provide reliable operation, even in harsh environmental conditions. The robust construction and contact design helps to provide a long operating life.

The integrated auxiliary switch helps to reduce installation time and cost, since no additional equipment is required. The switch is easy to mount and maintain, due to its robust construction and wide range of mounting options.

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