Schneider Electric A9F75303 Miniature Circuit Breaker (MCB) 3P 3A D-Curve. The Schneider Electric A9F75303 is a robust Acti9 iC60N miniature circuit breaker (MCB) designed for reliable circuit protection in final distribution circuits. This 3-pole, 3A MCB features a D-curve trip unit technology, providing thermal-magnetic protection against overloads and short circuits. Engineered for versatility, it operates across a wide range of AC operational voltages from 12V to 440V and up to 180V DC, making it suitable for diverse electrical installations. With a breaking capacity of 50 kA Icu (up to 415V AC) and 6000 A Icn (400V AC) conforming to IEC/EN standards, it ensures high performance and safety. The A9F75303 is DIN rail mountable, making installation straightforward in modular enclosures. Its suitability for isolation further enhances safety during maintenance. This Schneider Electric component is ideal for critical applications in Egypt and the Gulf's industrial sectors, including cement plants, oil and gas facilities, water treatment plants, food and beverage processing, textiles, and general building services, where dependable power distribution is essential.