3WT Air Circuit Breakers Flexibility and Reliability Up to 66kA 4000A

Versatile and Flexible

• Five power levels of the short-circuit breaking capacity for all applications
• Available as circuit breakers and non-automatic circuit breakers in an AC version
• Available as a circuit breaker in a DC version
• Modules can be specially retrofitted for electronic trip units
• Different connection technologies
• Connection option of external input and output modules
• High security standards thanks to hardware protection and signed firmware

Your benefits at a glance

• Increased flexibility due to the modular portfolio
• Increased plant availability and power transparency thanks to functions for communication and energy data acquisition
• Long service life of equipment thanks to easy replacement of main contact elements and individual arc chutes
• Efficient operation through the provision of energy data and ready-to-close indicator
• Consistent, end-to-end communication capability
• Compliance with worldwide IEC & UL standards
• Product proven worldwide