<p>The M300P series miniature circuit breaker (MCB) is designed to provide reliable protection for electrical circuits in industrial and commercial settings. With a rated current of 6.3 A, this MCB is equipped to handle demanding applications while ensuring safety and efficiency.</p><p>Engineered with precision, the MCB boasts a rated impulse withstand voltage of 6 kV and a rated insulation voltage of 500 V, making it suitable for environments where electrical surges are a concern. Its operational capacity extends up to a rated voltage of 415 V across three poles, which provides robust performance under varied conditions.</p><p>One of the standout features is its impressive breaking capacity of 25 kA. This ensures that the device can safely interrupt fault currents without sustaining damage or compromising safety. The Magnetic D curve type further enhances its capability by providing swift response times during short-circuit events.</p><p>Installation is straightforward due to its DIN rail mounting type, allowing for seamless integration into existing systems. The device&#39;s dimensions—52.5 mm in width, 88 mm in height, and 69 mm in depth—make it compact yet powerful enough for space-constrained setups.</p><p>Adhering to IEC/EN 60947-2 standards and approvals guarantees that this MCB meets international quality benchmarks, providing peace of mind regarding compliance and reliability. Additionally, it operates efficiently at both standard frequencies of 50 Hz and 60 Hz.</p><p>The environmental resilience is noteworthy with an ambient temperature range from -40&#176;C to +70&#176;C, making it ideal for various climates found across Australia—from the chilly regions to hotter areas without risk of malfunction due to temperature extremes.</p><p>With an IP3 degree of pollution rating, this MCB offers adequate protection against dust ingress while maintaining functionality over time. The housing comes in RAL 7036 grey—a neutral tone that complements most electrical panels aesthetically.</p><p>Weighing just 0.372 kg, it&#39;s lightweight yet durable enough for long-term use without adding unnecessary load on your system infrastructure. Installation requires a tightening torque of just 2.8 N-m ensuring secure connections without excessive force.</p><p>Overall, the M300P series provides an optimal blend of performance specifications tailored for professionals seeking dependable circuit protection solutions within their technical requirements.</p>