Automatic circuit breaker, b-characteristic
One, two, three and four pole versions available
Safe clamps according to DIN 50,274 (VDE 0660, part of 514)
Connection of single or multiple wires with different cross sections, possible
Range of application: Lamps, heater loads, households and small industrial units
Universal signal contact/auxiliary switch (1- Change Over Switch) under Stock No. 488-6448 separately available
Release characteristic: B (3 to 5 times the nominal current)
Operating current: 6 - 40A
Operating Voltage: 1-pole: 230VAC multipolar: 400VAC
Frequency: 50/60Hz
Capacity: 6kA
Cross section for connection: 0.75 - 25mm²
Enclosure: IP20
Equipment depth: 68mm
Ambient temperature: -25°C to +55°C

This MCB plays a vital role in ensuring electrical safety across various settings. Designed for short circuit protection, it operates effectively at a rated voltage of 400V, making it suitable for commercial and industrial environments. Its robust features, including a thermal electromechanical tripping mechanism, enhance reliability while safeguarding your electrical systems.

• Designed for easy disassembly, promoting sustainability
• Type B circuit breaker provides dependable tripping characteristics
• 3 pole configuration facilitates balanced load distribution
• Offers a breaking capacity of 10kA for high fault protection
• Mounts on a DIN rail for straightforward installation and maintenance
• Lever-operated reset actuator simplifies functionality

• Suitable for commercial electrical safety systems
• Utilised with industrial machinery to prevent overloads
• Employed in automation setups for improved circuit protection
• Appropriate for installation in control panels and distribution boards

The tripping mechanism uses thermal and electromechanical principles to respond promptly to fault conditions, ensuring timely disconnection.

It is designed for DIN rail mounting, allowing for quick and secure installation.

Yes, it offers short circuit protection, crucial for averting overload damage to connected devices.

Yes, with a current rating of 50A, it is appropriate for high-draw electrical systems.

Regular visual inspections and testing the function of the reset actuator are recommended for optimal performance.