ABB SN201 Miniature Circuit Breaker, 1-Pole, 25 A, Type B, 400 V ac AC, 10 kA Breaking Capacity

This miniature circuit breaker (MCB) is designed for efficient circuit protection, specifically for residential applications. Featuring a single pole configuration alongside a NEUTRAL (1P+N), it is Compact with dimensions of 18mm in width and 69mm in depth. The product operates at a rated current of 25A and is equipped to handle a rated AC voltage of 230V, providing essential safety against overloads and short circuits.

• Offers short circuit protection, preventing circuit damage
• 10kA breaking capacity ensures effective fault management
• Type B MCB suitable for residential and general applications
• DIN rail mounting enhances installation flexibility
• Toggle switch actuator supports easy operation and reset
• Screw Terminal type allows reliable and secure wiring

• Used for protecting home wiring circuits
• Ideal for electrical distribution boards
• Utilised in industrial control panels
• Employed in commercial establishments for small appliance protection

It is designed for an electrical endurance of 10,000 cycles and a mechanical endurance of 20,000 cycles, ensuring durability and longevity in regular use.

The Type B tripping characteristic is specifically tailored for devices with high inrush currents, making it suitable for standard residential applications without nuisance tripping.

Ensure that the ambient temperature remains between -25°C to 55°C for optimal performance, and verify that the tightening torque for connections is maintained at 1.2 N·m for reliable contact.

This circuit breaker complies with IEC/EN 60898-1 standards, confirming its suitability for international wiring specifications.