Description

The A2B 250 TMF 250-2500 3P F F moulded case circuit breaker provides dependable overload and short-circuit protection at 225 A with a 25 kA Icu, combining compact size with stable, repeatable tripping. It integrates smoothly into modern distribution panels and coordinated protection schemes. For factory-built assemblies and verified QA, explore our electrical distribution board production to streamline fabrication, testing, and deployment.

Key Specifications – Moulded Case Circuit Breakers

• Rated Current (In): 225 A

• Rated Ultimate Short-Circuit Breaking Capacity (Icu): 25 kA @ 240 V AC / 380 V AC

• Poles: 3P

• Trip Unit: Thermal-Magnetic Fixed (TMF)

• TMF Adjustment Range: 250–2500

• Mounting: Fixed

• Frequency: 50/60 Hz

• Compliance: IEC/EN 60947-2

Highlights

• Reliable fault interruption for medium to heavy feeders

• Consistent thermal characteristics for accurate protection

• Space-efficient footprint for compact enclosures

• Front-access terminals support clean cable routing

• Robust mechanism for long electrical and mechanical life

Typical Uses

• Main and sub-distribution feeders

• Machinery branch circuits and motor feeders

• Commercial and infrastructure switchboards

• Retrofit and expansion projects requiring 225 A protection

Installation & Support

Delivered factory-tested to reduce commissioning time.

• Clear labeling and straightforward mounting steps

• Technical documentation and after-sales assistance available on request