Why Choose the ABB S303P-C25 Miniature Circuit Breaker?
The ABB S303P-C25 is a premium three-pole miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in industrial, commercial and OEM electrical installations. As part of the trusted ABB System pro M compact S300P series, it delivers high breaking capacity, dependable operation and long service life for demanding low voltage distribution systems.
Manufactured in accordance with international IEC and UL standards, the S303P-C25 features a compact DIN rail mounted design that enables quick installation within switchboards, distribution boards and industrial control panels. Its robust switching mechanism, fail-safe terminals and front trip indication contribute to safe operation and simplified maintenance.
Featuring a 25 A rated current, a C curve tripping characteristic and a 25 kA breaking capacity, this miniature circuit breaker is ideally suited for protecting mixed resistive and inductive loads including lighting, socket outlets, pumps, compressors and small motors.
Key Advantages
- Compact three-pole miniature circuit breaker for industrial and commercial applications.
- 25 A rated current suitable for a wide variety of electrical circuits.
- C curve tripping characteristic for mixed resistive and inductive loads.
- 25 kA breaking capacity provides outstanding fault protection.
- Manufactured to international IEC and UL standards.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB System pro M compact S300P series.
- 25 A rated current.
- Three protected poles.
- C curve tripping characteristic.
- 415 V AC rated operational voltage.
- 25 kA short-circuit breaking capacity.
- IP20 protection rating.
- 35 mm DIN rail mounting.
Reliable Circuit Protection for Industrial Installations
The ABB S303P-C25 automatically disconnects electrical circuits whenever overload or short-circuit conditions occur, helping protect wiring, machinery and connected equipment from electrical damage. Its C curve characteristic makes it suitable for circuits with moderate inrush currents, offering dependable protection while minimising nuisance tripping.
The ABB S300P range is widely specified by electrical contractors, machine builders and panel manufacturers for its dependable performance, excellent fault protection and straightforward integration into modern electrical distribution systems.
Typical Applications
- Industrial control panels.
- Commercial electrical distribution boards.
- OEM machinery.
- Lighting and power distribution circuits.
- Pumps, compressors and small motors.
- General industrial electrical installations.
