ABB High Performance S800S MCB, 2P, 63A Curve C, 400V AC, 250V DC, 50 kA Breaking Capacity

The ABB S800 series high-performance automatic circuit breakers set a new standard of excellence, thanks to their high current rating, breaking capacity, selectivity and safety features. They are the ideal solution for protecting your systems. Compact design, excellent current limitation and circuit breaker position indicators are just some of the characteristics that make this series highly flexible and functional. In addition, customers can select between cage or ring terminals and can chose from a wide range of accessories. C-type characteristics guarantee a short circuit cut-off response of 3-10 with normal nominal current. Suited for use in circuits that normally produce surge currents, such as fluorescent lighting and female electrical connectors in commercial applications.

Din-rail mounting
Operating temperature range: -25 to +60°C
Operating voltage range: 400 to 690 Vac, 50 to 60 Hz
Width: 53 mm

EN 60898-1, IEC 60947-2, UL489

CCC, GOST-R, LR, DNV, RINA

This circuit breaker is designed for various applications, emphasising electrical safety and reliable protection. It has a current rating of 63A and a breaking capacity of 50 kA, making it well-suited for environments requiring prompt circuit interruption. This device plays a crucial role in ensuring the safe and efficient operation of electrical installations, minimising risks associated with overloads and short circuits.

• Compact design for space-saving installation
• Compliant with both IEC and UL global standards
• Enhanced protection with Type C characteristics for motors
• Compatible with short-circuit current limiters to increase capacity
• Rated operational voltage up to 690V AC for diverse applications
• Easy DIN rail installation ensures secure mounting

• Transformer protection in power systems
• Safeguarding electrical motors from faults
• Utilisation in mining operations, both opencast and underground
• Power distribution systems, including tunnels
• Protection for lighting systems against overload damage
• Suitable for ventilation equipment installations

The device can operate at a maximum voltage of 690V AC.

Yes, it meets both IEC and UL standards, making it versatile for different settings.

It mounts easily onto DIN rail systems for straightforward installation.

It features Type C characteristics, which are suitable for high inrush currents from motors.

Regular inspections for secure connections and signs of wear are advisable to ensure ongoing performance.

ABB System Pro M Single & Double Pole MCB's

The Classic & System pro M product cannot be intermixed and do not share common accessories. System pro M products can only be fitted to new style Protecta distribution boards,see typically stock no. 539-1553.