<p>When it comes to ensuring the safety and reliability of electrical systems in commercial and industrial settings, selecting a robust Miniature Circuit Breaker (MCB) is essential. The S800N Series MCB stands out as a dependable choice for professionals looking to safeguard their installations with precision.</p><p>This 4-pole MCB is designed to handle a rated current of 25 A, making it suitable for various applications where moderate current levels are expected. With its rated voltage capacity of 400/690 VAC, this breaker is versatile enough to be integrated into diverse electrical environments.</p><p>Safety and durability are paramount, which is why the S800N MCB offers an impressive rated impulse withstand voltage of 8 kV and a rated insulation voltage of 690 V. These specifications ensure that the device can endure significant electrical stress without compromising performance. In terms of protection against overcurrent scenarios, this breaker boasts a remarkable breaking capacity of 36 kA at 400 VAC, providing peace of mind in high-demand situations.</p><p>The unit&#39;s construction adheres to rigorous standards such as IEC/EN 60947-2 and IEC/EN 60898-1, ensuring compliance with international safety norms. It also features an IP20 degree of protection and an IP3 degree of pollution rating, offering adequate defense against dust ingress while maintaining operational integrity.</p><p>For ease of installation, the MCB fits comfortably on standard DIN rails. Its dimensions—106 mm in width, 95 mm in height, and a depth of 82.5 mm—make it compact yet substantial enough for secure placement within control panels. Each pole measures a width of 27 mm.</p><p>Efficiency is further highlighted by its power loss rating at just 4.3 W, minimizing energy wastage during operation—a crucial factor for sustainable practices in modern facilities.</p><p>The device accommodates cable cross sections up to 50 sq-mm both at the top and bottom terminals, facilitating straightforward connectivity during setup or maintenance tasks.</p><p>Additionally, this model operates effectively across frequencies ranging from 50 Hz to 60 Hz with a C curve type characteristic that suits most general-purpose circuit protection needs by allowing temporary surges without tripping unnecessarily.</p><p>Whether you are upgrading existing systems or setting up new installations in commercial or industrial domains—the RAL7035 grey-colored housing adds an understated professional aesthetic while blending seamlessly into most environments—this S800N Series MCB proves itself as both practical and reliable under demanding conditions.</p>