Star-delta switch disconnector 4G40-12-U Un: 690 V~ In: 40 A 63-840310-041

Cam switch for controlling motors and switching circuits

The 4G40-12-U cam switch is a reliable device designed for manual switching of electrical circuits, especially in applications related to motor control. The design allows for star-delta configuration, making it an ideal solution for starting three-phase motors. Manufactured by Apator S.A., this switch combines a proven design with modern materials, ensuring long-lasting and safe operation.

Construction and application

The 4G series cam switch is characterized by a solid construction and high quality workmanship. The use of high-quality insulating materials and contacts guarantees reliability even in harsh working conditions. The device is designed for direct mounting, which simplifies integration with existing electrical installations. Thanks to the possibility of star-delta configuration, it finds wide application in controlling electric motors, reducing starting current and protecting the installation against overloads. It can also be used in auxiliary, control and signaling circuits.

Key features and benefits

• Versatility: The ability to operate in a star-delta configuration allows for optimal adaptation to the needs of a specific application.
• Durability: Solid construction and high-quality materials ensure long-lasting and trouble-free operation.
• Safety: Rated continuous current of 40A and high breaking capacity guarantee safe operation.
• Easy installation: Designed for direct mounting, which simplifies the installation process.
• Application in various environments: Meets the requirements for low-voltage switches in industry, mining and shipbuilding.
• High switching capacity: Rated operating power for AC-3 is 21 kW at 400V, allowing it to handle demanding loads.
• Three-pole design: Provides full control over the three-phase circuit.
• Protection class IP40: Protection against access to live parts and against splashing water - ideal for industrial environments.
• Equipped with a "0" position: Allows for safe disconnection of the circuit during maintenance or repair.
• Screw connection: Ensures a secure and durable connection of wires.