The Schneider A9F54340 is a high-performance miniature circuit breaker (MCB) from the Acti9 iC60H series, designed to provide reliable protection for electrical circuits in both residential and commercial applications. This 3-pole MCB features a rated current of 40A and utilises thermal-magnetic trip technology to safeguard against overloads and short circuits.
Engineered to meet stringent standards, the A9F54340 conforms to EN/IEC 60898-1 and EN/IEC 60947-2, ensuring robust performance and safety. It boasts a breaking capacity of 10,000A at 415V AC, making it suitable for a wide range of electrical systems. The device operates efficiently within a frequency range of 50/60 Hz and supports both AC and DC networks.
The A9F54340 is designed for ease of installation and maintenance, featuring a clip-on mounting mode compatible with standard DIN rails. Its compact dimensions (85mm height, 54mm width, and 78.5mm depth) and lightweight construction (0.375 kg) make it an ideal choice for space-constrained environments. The MCB also includes a toggle control type and a trip indicator for straightforward operation and status monitoring.
With a mechanical durability of up to 20,000 cycles and an electrical durability of 10,000 cycles, the Schneider A9F54340 offers long-lasting reliability. It supports a wide range of operating temperatures, from -35°C to 70°C, and storage temperatures from -40°C to 85°C, ensuring dependable performance in various environmental conditions.
The A9F54340 also features provisions for padlocking, enhancing security and preventing unauthorised access. Its terminals support both rigid (1-35 mm²) and flexible (1-25 mm²) wires, with a wire stripping length of 14mm and a tightening torque of 3.5 N.m, facilitating secure and efficient connections.
Overall, the Schneider A9F54340 is a versatile and dependable solution for circuit protection, offering advanced features and compliance with international standards to meet the demands of modern electrical installations.