Description

This moulded case circuit breaker is specified for 20 A service with a compact 3-pole fixed frame and 10 kA breaking capacity at 240 V AC and 380 V AC. It fits new builds or retrofits where reliable protection is essential, and for turnkey assemblies it integrates cleanly with our industrial panel fabrication to standardize layout and wiring.

Key Specifications – Moulded Case Circuit Breakers

• Model: A1A 125 TMF 20-400 3P FF

• Device type: Moulded Case Circuit Breaker

• Poles: 3P

• Rated current (In): 20 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 suitable for dense panel layouts

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

• Reliable thermal-magnetic protection with simple settings

• Maintenance-friendly access and clear terminal markings

Typical Uses

• Feeder and distribution circuits in small switchboards

• Motor, HVAC, and lighting branches where 10 kA Icu is adequate

• Retrofit upgrades in commercial and industrial panels

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