Eaton FAZ-B25/3 Miniature Circuit Breaker Type B 25 A 3-Pole 6 kA 278849

The Eaton FAZ-B25/3 is a three-pole miniature circuit breaker with a rated current of 25 A and type B tripping characteristic, designed for reliable protection of circuits against overload and short-circuit. Its 6 kA breaking capacity and thermal-magnetic release make it suitable for a wide range of residential and commercial applications.

Highlights

• Rated current: 25 A
• Tripping characteristic: Type B
• Number of poles: 3
• Rated voltage: 230/400 V AC
• Breaking capacity: 6 kA
• Mounting: DIN rail (EN 60715)

In daily use

With screw terminals accepting conductors from 1 to 25 mm², this MCB ensures secure connections. Its compact 3-module width (52.5 mm) saves space in distribution boards, while the IP20 terminal protection provides basic safety. The device operates reliably in temperatures from -25 to +75 °C and offers high endurance with over 10,000 electrical and 20,000 mechanical operations.

Full specifications

• Rated current (In): 25 A
• Tripping characteristic: Type B
• Number of poles: 3
• Rated voltage (Ue): 230/400 V AC
• Rated short-circuit breaking capacity (Icn): 6 kA
• Frequency: 50/60 Hz
• Mounting type: DIN rail (EN 60715)
• Terminal capacity: 1-25 mm² (solid/stranded)
• Energy limitation class: 3
• Standards compliance: IEC/EN 60898-1
• Degree of protection (terminals): IP20
• Operating temperature range: -25 to +75 °C
• Electrical endurance: >10,000 operations
• Mechanical endurance: >20,000 operations
• Connection type: Screw terminals
• Module width: 3 TE (52.5 mm)
• Rated impulse withstand voltage (Uimp): 4 kV
• Release type: Thermal-magnetic

Final note

The FAZ-B25/3 offers dependable circuit protection with a proven thermal-magnetic mechanism, meeting international standards for miniature circuit breakers.