CIRCUIT BREAKER 3P 40A 6KA 54MM MCB Schneider

A 3-Pole, 40A Miniature Circuit Breaker (MCB) with a 6kA breaking capacity and 54mm width is a standard protective device used for 3-phase electrical systems in commercial, industrial, or heavy-duty domestic environments (like HVAC units or large motors). [1, 2]

These devices are rated to operate at 400V/415V AC and protect wiring from overloads and short circuits. Key technical specifications of this breaker type include: