Cam switch 20A, Three-phase starter switch (0,Y,A), panel mounting front gray knob black SK20-4.831\P03

Rotary cam switch – reliable circuit control

This three-phase rotary cam switch SK20-4.831\P03 is a solid solution for frequent switching of electrical circuits. Designed for both professional and amateur applications, it provides safe and convenient operation. The panel mounting design allows for easy installation and intuitive operation, and the gray finish with a black knob blends well in most industrial and workshop environments.

Functionality and technical parameters

The SK20-4.831\P03 switch allows switching circuits in a 0-Y-∆ configuration, making it an ideal choice for starting three-phase motors and other applications requiring a change in connection configuration. The rated continuous current of 20A and the ability to operate at a rated power of 4kW (AC-3, 400V) guarantee its efficiency in various applications. The IP65 protection class provides resistance to dust and moisture, increasing safety even in harsh conditions.

This switch is designed for front panel mounting, and its plastic housing provides light weight and corrosion resistance. Connection of wires is done using screw connection, guaranteeing a stable and durable connection. The device allows controlling motors with a power of up to 4kW at a voltage of 400V (AC-3), and its IP65 protection class protects against dust and moisture.

Applications and benefits

This rotary cam switch finds wide application in:

• Workshops and service centers: For switching power to devices during repairs and maintenance.
• Industrial automation: As an element of control systems for machines and production devices.
• Electrical installations of buildings: For controlling lighting, heating or other electrical energy consumers.
• Three-phase motor starting: 0-Y-∆ configuration enables smooth starting of asynchronous motors.

Choosing the rotary cam switch SK20-4.831\P03, you gain:

• Safety: High quality workmanship and IP65 protection class ensure safe operation.
• Convenience: Intuitive operation thanks to the black knob and easy panel mounting.
• Durability: Solid construction guarantees long device life even with intensive use (mechanical durability: 3 million switching cycles).
• Versatility: Possibility of use in various environments thanks to resistance to weather conditions and a wide range of operating voltages (up to 690V).