Cam switch disconnector 63A, 0-1 switch (4-pole), in OB3 housing with yellow/red lockable front ŁK63-2.8210\OB3ZC

Cam switch – reliable switching in your installation

This four-pole cam switch, with a rated current of 63A, is a solid solution for frequent circuit switching. Equipped with a 0-1 disconnector, it allows for easy and safe power disconnection. The OB3 housing with a yellow-red colored closing front provides high protection against external factors and is particularly useful in demanding industrial conditions.

Design and application

The switch is designed for continuous operation, and its robust construction guarantees long-term and trouble-free operation. It is intended for applications requiring frequent circuit switching, e.g. in machine controls, electrical switchboards or emergency power systems. The possibility of connecting wires using screw connections ensures a secure and durable electrical connection. The IP65 degree of protection guarantees resistance to dust and water jets, making it an ideal choice for environments with increased humidity or dustiness.

Key features and benefits

• High mechanical resistance: Durable plastic housing protects against mechanical damage and ensures a long service life.
• Safety of use: IP65 protection ensures protection against access to live parts and weather conditions.
• Easy installation: Screw connections facilitate quick and secure wiring.
• Designed for continuous operation: Rated continuous current of 63A and high mechanical strength allow for intensive use without the risk of failure.
• Versatile application: Ideal for controlling motors, switching power circuits and in applications requiring frequent load switching.
• Rated switching power: 20 kW at 400 V, allowing to handle significant loads.
• Resistance to external conditions: Operation at temperatures from -40°C to +70°C ensures reliability in difficult environmental conditions.
• Safety confirmed by standards: Compliance with PN-EN 60529 standards ensures a high level of safety and reliability.

Parameters for professionals

The switch is characterized by a rated switching power Pe of 20 kW at 400 V and a rated continuous current Iu equal to 63 A. It also has high shock resistance (15 g) and vibration resistance (±1 mm), which guarantees its stable operation even in difficult industrial conditions. Mechanical endurance at 3 million switching cycles proves its long life and reliability. The rated insulation voltage Ui is 690 V, and the rated impulse withstand voltage Uimp is 6 kV, which provides adequate protection against overvoltages.