Description

Built for 63 A feeders, this moulded case circuit breaker combines a compact fixed frame with an 18 kA breaking capacity at common AC voltages. It suits new builds and retrofits, and for turnkey assemblies it aligns neatly with our industrial panel fabrication to standardize layout and wiring.

Key Specifications – Moulded Case Circuit Breakers

• Model: A1B 125 TMF 63-630 3P FF

• Device type: Moulded Case Circuit Breaker

• Poles: 3P

• Rated current (In): 63 A

• Icu: 18 kA at 240 V AC

• Icu: 18 kA at 380 V AC

• Mounting: Fixed type (FF)

• Trip unit: TMF thermal-magnetic

Highlights

• Higher 18 kA Icu for tougher fault levels

• Compact frame for dense panel layouts

• Clear terminal markings for quick installation

• Reliable TMF protection with simple settings

Typical Uses

• Feeder and sub-distribution circuits

• HVAC, lighting, and motor branches requiring 18 kA Icu

• Commercial and light-industrial switchboards

Installation & Support

Delivered ready to install with guidance on conductor sizing, coordination, discrimination, and thermal management.

• Rapid fulfillment from managed inventory

• Optional commissioning assistance and maintenance plans