Description

Designed for 40 A circuits, this moulded case circuit breaker delivers dependable short-circuit and overload protection with a consistent 10 kA Icu at common AC voltages. It drops cleanly into new or retrofit builds, and for turnkey assemblies it aligns with our industrial panel fabrication to standardize layout and wiring.

Key Specifications – Moulded Case Circuit Breakers

• Model: A1A 125 TMF 40-400 3P FF

• Device type: Moulded Case Circuit Breaker

• Poles: 3P

• Rated current (In): 40 A

• Icu: 10 kA at 240 V AC

• Icu: 10 kA at 380 V AC

• Mounting: Fixed type

• Trip unit: TMF thermal-magnetic

Highlights

• Compact frame for dense control panels

• Uniform 10 kA breaking capacity across 240/380 V AC

• Simple thermal-magnetic protection and setup

• Clear terminal markings for quick installation

Typical Uses

• Feeder and sub-distribution circuits

• HVAC and motor branches with 10 kA fault levels

• Commercial and light-industrial switchboards

Installation & Support

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

• Rapid fulfillment from managed inventory

• Optional commissioning assistance and maintenance plans