
Schneider Electric A9F78363 Miniature Circuit Breaker, 3P, 63A, B Curve, 6000A/10kA. The Schneider Electric A9F78363 is a robust 3-pole Miniature Circuit Breaker from the Acti9 iC60 series, engineered for critical final distribution circuits. This high-performance MCB offers a rated current of 63A with a B tripping curve, ensuring reliable protection against overloads and short circuits. It boasts significant breaking capacities of 6000A (IEC/EN 60898-1) and 10kA (IEC/EN 60947-2), making it suitable for demanding electrical systems. Compatible with both AC and DC networks at 50/60 Hz, the A9F78363 supports a wide range of operational voltages, including 220-240V AC and 380-415V AC, crucial for the Egypt and Gulf regions. Its thermal-magnetic trip unit provides dependable protection, while its IP20 rating and 35mm DIN rail mounting simplify installation and integration. This MCB is vital for safeguarding electrical infrastructure in diverse industries such as water treatment, oil and gas facilities, food and beverage production, and large building services. With excellent electrical and mechanical durability, the Schneider Electric A9F78363 ensures long-term operational integrity.