Why Choose the ABB S203C10 Miniature Circuit Breaker?
The ABB S203C10 is a premium 3-pole miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in commercial, industrial and residential electrical installations. As part of the trusted ABB System pro M Compact S200 series, it combines robust performance, compact dimensions and dependable operation for modern electrical distribution systems.
Featuring a C curve tripping characteristic, the S203C10 is ideal for protecting circuits with moderate inrush currents, including motors, pumps, compressors, HVAC systems and general-purpose power distribution. Its thermal-magnetic operating mechanism ensures accurate overload protection and rapid interruption during short-circuit conditions.
With a rated current of 10 A, a 3-pole configuration and a 6 kA short-circuit breaking capacity, the ABB S203C10 is suitable for three-phase electrical systems operating at 230/400 V AC. Its DIN rail mounting format allows quick installation into switchboards, distribution boards and industrial control panels.
Key Advantages
- Reliable 3-pole miniature circuit breaker for overload and short-circuit protection.
- 10 A rated current for commercial and industrial electrical circuits.
- C curve tripping characteristic suitable for moderate inrush current applications.
- 6 kA breaking capacity for dependable fault protection.
- Current-limiting design helps reduce fault energy.
- Compact DIN rail mounting for quick installation.
Key Features
- ABB System pro M Compact S200 series.
- Model S203-C10.
- 10 A rated current.
- 3-pole configuration.
- C trip characteristic.
- 230/400 V AC rated operational voltage.
- 6 kA short-circuit breaking capacity.
- Thermal and electromagnetic tripping mechanisms.
- Current-limiting operation.
- Patented twin terminals with captive screws.
- Clear red/green contact position indication.
- DIN rail mounting.
Reliable Protection for Three-Phase Electrical Systems
The ABB S203C10 automatically disconnects electrical circuits when overload or short-circuit conditions occur, helping protect wiring, equipment and connected electrical loads. Its thermal-magnetic design ensures dependable operation while reducing the risk of damage caused by electrical faults.
The C curve characteristic makes the breaker suitable for circuits with moderate starting currents, making it an excellent choice for motors, control panels, HVAC equipment and general industrial distribution systems.
Typical Applications
- Industrial control panels.
- Three-phase electrical distribution boards.
- Motor and pump protection.
- HVAC systems.
- Commercial buildings.
- OEM machinery and automation equipment.
