Star-delta switch disconnector 4G25-12-PK Un: 690 V~ In: 25 A 63-840591-031

4G Series Cam Switches – a reliable solution for control and protection

4G series cam switches are a proven line of switching apparatus, designed for demanding applications in industry, mining, shipbuilding and more. They utilize high-quality insulating and contact materials, guaranteeing durability and reliable operation. This particular model, cam switch 4G25-12-PK, is intended for use as a star-delta switch, enabling efficient control of electric motors.

Construction and application

The switch construction is based on proven solutions, which translates to high resistance to loads and long service life. The design in an enclosure (IP55) provides protection against environmental influences, and the screw connection of the main contacts facilitates mounting and ensures a secure electrical connection. This switch finds application in main and auxiliary circuits, especially as a component for controlling single- and three-phase motors and in star-delta switching systems. The possibility of mounting on a plate expands its range of applications.

Key features and benefits

• Versatility: Can be used in various industrial applications – from transformer stations to control cabinets.

• Durability: Solid construction and high-quality materials ensure long-term operation even in harsh conditions.

• Safety: IP55 protection class protects against dust and moisture, increasing safety.

• Efficient control: Intended for star-delta circuits allows for optimization of electric motor operation.

• Easy installation: Screw connection of the main contacts facilitates installation and ensures a stable connection.

• Rated continuous current 25A: Allows for safe loading of circuits with appropriate power.

• Rated operating power for AC-3, 400 V: 13 kW: Enables use in installations with significant power.

• Four poles: Provide full control over the electrical circuit.

• Complete device in enclosure: Ready for mounting, minimizes installation time.

• Equipped with position 0: Additional functionality for increased safety and control over the circuit.

This cam switch is a solid choice for both professional installers looking for a reliable component for their projects and end-users who need a safe and efficient solution for controlling electric motors.