Designed for 70 A feeders, this moulded case circuit breaker delivers reliable short-circuit and overload protection with an 18 kA breaking capacity across common AC voltages. It fits neatly into new builds or retrofits, and for turnkey panels it aligns with our industrial panel fabrication to standardize layout and wiring.

Key Specifications – Moulded Case Circuit Breakers

• Model: A1B 125 TMF 70-700 3P FF

• Device type: Moulded Case Circuit Breaker

• Poles: 3P

• Rated current (In): 70 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 demanding fault levels

• Compact frame for dense panel layouts

• Clear terminal markings for quick installation

• Robust 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 documentation on conductor sizing, coordination, discrimination, and thermal management.

• Rapid fulfillment from managed inventory

• Optional commissioning assistance and maintenance plans