<p>The M300P series Miniature Circuit Breaker (MCB) is designed to meet the rigorous demands of industrial and commercial electrical systems. With a rated current of 25 A, this MCB ensures reliable protection for your circuits by preventing overloads and short circuits. Its robust design features a breaking capacity of 25 kA, making it suitable for high fault level environments.</p><p>Engineered with precision, the MCB supports a rated voltage of 415 V and an insulation voltage of 500 V. It withstands impulse voltages up to 6 kV, ensuring durability under transient conditions. The device operates efficiently across standard frequencies of both 50 Hz and 60 Hz.</p><p>This four-pole breaker is built with user convenience in mind, featuring a magnetic D curve type that provides quick response to surges in current while minimizing nuisance tripping. Installation is straightforward with its DIN rail mounting system, which offers flexibility and ease during setup or maintenance.</p><p>The physical dimensions—70 mm width, 88 mm height, and 69 mm depth—allow it to fit seamlessly into existing panels without requiring significant modifications. Weighing just under half a kilogram at 0.496 kg, it&#39;s lightweight yet sturdy enough for demanding applications.</p><p>In compliance with IEC/EN 60947-2 standards, the MCB guarantees safety and reliability in operation. It accommodates varying environmental conditions with an ambient temperature range from -40&#176;C to +70&#176;C, catering to diverse climatic challenges often faced in Australia’s varied landscape.</p><p>For secure connections, the device requires a tightening torque of 2.8 N-m ensuring stable electrical contacts throughout its lifecycle. The housing comes in RAL 7036 grey—a neutral tone that blends well within most industrial settings—while maintaining an IP3 degree of pollution resistance for enhanced performance against dust ingress.</p><p>Whether you&#39;re upgrading existing infrastructure or setting up new installations, the M300P series offers peace of mind through its dependable performance metrics backed by international approvals and certifications essential for modern-day electrical distribution networks.</p>