<p>When selecting a Miniature Circuit Breaker (MCB) for your industrial or commercial needs, it&#39;s crucial to consider both technical specifications and practical performance. This MCB from the S300P series offers a comprehensive set of features designed to meet demanding electrical requirements reliably.</p><p>With a rated current of 3 A, this MCB is suitable for applications that require precise control over electrical flow. It operates efficiently at a rated voltage of 415 VAC and can handle impulse withstand voltages up to 6 kV, ensuring robust protection against transient overvoltages.</p><p>The device&#39;s breaking capacity stands out with an impressive 15 kA, complemented by a short circuit capacity of 25 kA. These values highlight its capability to manage significant fault conditions without compromising safety. The K curve type further ensures optimal tripping characteristics for specific applications involving inductive loads.</p><p>Designed with practicality in mind, this MCB features three poles and utilizes screw clamp terminals with a tightening torque of 3 N-m for secure connections. Its compact dimensions—52.5 mm width, 88 mm height, and 69 mm depth—make it well-suited for space-constrained installations on standard DIN rails.</p><p>The unit adheres to stringent standards including CSA 22.2 No. 235, IEC/EN 60947-2, and UL 1077 certifications, providing assurance of compliance with international safety norms. With an IP20/IP40 degree of protection and IP3 pollution degree rating, it offers adequate defense against environmental factors while maintaining operational integrity.</p><p>Engineered for longevity, this MCB boasts an electrical durability of up to 20,000 cycles under normal operating conditions across temperatures ranging from -40&#176;C to +70&#176;C. The dielectric test voltage is rated at 2 kV which supports its excellent insulation properties.</p><p>Installation flexibility is another key feature; the device can be mounted in any position on a DIN rail system and allows arbitrary power supply connection orientations. The wire stripping length requirement is conveniently set at 14 mm facilitating straightforward wiring tasks.</p><p>Weighing in at just 0.372 kg and housed in RAL7039 grey color casing that blends seamlessly into most electrical panels or enclosures; this product combines functionality with aesthetic neutrality making it versatile across various settings.</p><p>This mid-lifecycle product presents itself as an ideal choice for professionals seeking dependable performance backed by solid engineering credentials without unnecessary complexity or embellishment.</p>