Siemens, SENTRON MCCB 3P 63A, Breaking Capacity 25 kA, Fixed Mount

The new 3VA1 molded case circuit breakers reliably perform all the tasks associated with line protection.
The devices of the 3VA1 series fulfill all standard tasks in line protection, thanks to their particularly compact design, 3VA1 MCCBs are the perfect choice for applications in distribution boards and machine engineering.
They are easily mounted as fixed or plug-in versions.
The basic trigger for overload or short-circuit protection is a thermal-magnetic, electronic trip unit (TMTU) and is suitable for use in three-phase, AC, and DC networks.

Compact design
Thermal-magnetic trip units
AC/DC applications
No derating up to +50 °C

This MCCB provides circuit protection in industrial environments, safeguarding electrical circuits from overloads and short circuits. Its thermal-magnetic tripping mechanism and fixed mounting design enhance reliability and promote energy efficiency.

• Maximum breaking capacity of 25 kA
• Operates at voltage ratings up to 690 V
• Instantaneous trip functionality for prompt protection
• Effective thermal-magnetic overload protection
• Energy-saving features with an extended product lifecycle
• Withstands operating temperatures between -25°C and 70°C

• Line protection in industrial settings
• Suitable for high breaking capacity applications
• Quick fault response installations
• Environments with varying temperature conditions
• Systems with standard connection terminals

Check the voltage and current ratings against your existing circuit specifications for compatibility.

Regularly inspect the unit for signs of wear and ensure terminals are tightened.

Yes, it operates effectively across a range of temperatures, maintaining performance at various currents.

It incorporates thermal-magnetic tripping to protect against overloads and short circuits.

This product is recommended for indoor use due to its rating and environmental specifications.

Siemens 3VA MCCBs and accessories