Why Choose the ABB S203-K2 Miniature Circuit Breaker?
The ABB S203-K2 is a premium three-pole miniature circuit breaker (MCB) from the dependable ABB System pro M Compact S200 series. Featuring a 2 A current rating and a K tripping characteristic, it is specifically designed to provide reliable protection for circuits supplying motors, transformers and inductive loads with higher inrush currents. It delivers dependable overload and short circuit protection for industrial, commercial and OEM electrical installations.
Manufactured to ABB's exacting quality standards, the S203-K2 incorporates thermal overload protection together with electromagnetic short circuit protection. Its compact DIN rail mounted design allows quick installation within distribution boards, switchgear and industrial control panels while providing excellent long-term reliability.
Designed in accordance with recognised international standards, the ABB S203-K2 is ideal for machine builders, electrical contractors and panel manufacturers seeking dependable protection for motor control circuits and other demanding applications.
Key Advantages
- Three-pole miniature circuit breaker for three-phase installations.
- 2 A rated current for low-current industrial applications.
- K tripping characteristic designed for motor and inductive load protection.
- Provides reliable overload and short circuit protection.
- Compact DIN rail mounting for simple installation.
- Compatible with ABB System pro M Compact accessories.
Key Features
- ABB System pro M Compact S200 series.
- Model: S203-K2.
- 2 A rated current.
- Three protected poles (3P).
- K curve tripping characteristic.
- Thermal and electromagnetic trip mechanisms.
- 6 kA breaking capacity to IEC/EN 60898-1.
- DIN rail mounting for distribution boards and control panels.
Reliable Protection for Motor Control Circuits
The ABB S203-K2 is designed to disconnect electrical circuits safely during overloads and short circuits while allowing the temporary high starting currents associated with motors, transformers and inductive equipment. Its K characteristic provides enhanced protection for motor control applications by reducing nuisance tripping during normal start-up conditions.
As part of ABB's proven System pro M Compact range, the S203-K2 offers reliable operation, simple installation and compatibility with a comprehensive range of auxiliary contacts, shunt trips and signalling accessories for complete control panel solutions.
Typical Applications
- Motor control circuits.
- Industrial machinery.
- OEM equipment.
- Transformer protection.
- Industrial control panels.
- Commercial and industrial electrical distribution.
