<p>When it comes to selecting reliable protection for your electrical circuits, this MCB from the S300P series stands out as a robust choice. Designed with precision and built to last, it offers a suite of features that cater to both industrial and commercial applications.</p><p>This 4-pole MCB is rated at 4 A, making it suitable for moderate current requirements. It boasts a rated voltage of 415 VAC and can withstand impulse voltages up to 6 kV. The insulation voltage is pegged at 500 V, ensuring safety under various operating conditions.</p><p>One of the key highlights is its impressive breaking capacity of 15 kA and short circuit capacity reaching up to 25 kA. This ensures that the device can handle unexpected surges effectively, maintaining system integrity during overcurrent situations.</p><p>The MCB complies with international standards such as CSA 22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2, and UL 1077—guaranteeing quality and performance across diverse environments. Additionally, its electrical durability spans an impressive lifespan of up to 20,000 cycles.</p><p>Installation is straightforward thanks to its DIN rail mounting type. The screw clamp terminal type supports secure connections with a tightening torque of 2.8 N-m. With dimensions measuring width at 70 mm, height at 88 mm, and depth at just under 69 mm—this compact design fits seamlessly into existing setups without compromising on space.</p><p>For those concerned about environmental factors—the unit operates efficiently within an ambient temperature range from -40&#176;C to +70&#176;C while offering IP20/IP40 degrees of protection against dust and accidental contact. Its degree of pollution rating stands at IP3 which adds another layer of reliability in challenging conditions.</p><p>The Z curve type further enhances its adaptability by allowing quick responses in specific load scenarios—a vital feature when dealing with sensitive equipment or systems requiring precise intervention times.</p><p>Convenience doesn’t end there; users will appreciate the arbitrary power supply connection capability along with flexible mounting positions ensuring compatibility regardless of installation constraints or preferences.</p><p>Weighing only half a kilogram (0.496 kg), this MCB combines lightweight construction with sturdy functionality—a testament to modern engineering excellence embodied in RAL7039 grey housing that not only looks sleek but also complements any professional setting effortlessly.</p><p>In essence—whether you’re upgrading your current system or planning new installations—the S300P series MCB provides dependable protection backed by industry-standard certifications making it an ideal choice for discerning professionals seeking performance-driven solutions tailored towards their technical needs.</p>