ABB SU202MC4 Miniature Circuit Breaker 10 kA 2-P 4A 440V C-Curve

<p>When evaluating industrial components for your electrical systems, it&amp;#39;s crucial to focus on the specifics that ensure both compliance and performance. This particular circuit breaker is designed with a rated current of 4 A and operates efficiently within a voltage range up to 440 V. It boasts an impressive breaking capacity of 11.2 kA, making it suitable for various commercial applications where reliability is paramount.</p><p>The device features a double clamp terminal type, facilitating secure connections with a tightening torque of 2.8 N-m. Its compact dimensions—35 mm in width, 111 mm in height, and 69 mm in depth—allow for easy integration into existing panels without compromising space or functionality.</p><p>Safety standards are rigorously met with approvals from CSA 22.2 No. 5, IEC/EN 60947-2, and UL 489 certifications ensuring compliance across multiple jurisdictions. The rated impulse withstand voltage stands at an impressive 4 kV, providing robust protection against transient overvoltages.</p><p>Operating within a frequency range of 50/60 Hz and featuring an IP20/IP40 degree of protection, this breaker ensures both versatility and safety under varying environmental conditions. The housing is finished in RAL 7035 grey, offering not just durability but also aesthetic consistency with modern equipment enclosures.</p><p>Designed to function optimally within ambient temperatures ranging from -25&amp;#176;C to +55&amp;#176;C during operation—and capable of being stored between -40&amp;#176;C to +70&amp;#176;C—it suits diverse climates and operational settings typical in Australia’s varied environments.</p><p>With its curve type C characteristic and arbitrary power supply connection capability, this breaker provides flexibility for different load types while maintaining stability under short circuit conditions up to a rated current of 15 kA.</p><p>This component exemplifies dependable engineering tailored to meet stringent industrial demands while adhering to high safety standards—a reliable choice for professionals seeking durable solutions without unnecessary complexity or embellishment.</p>