Why Choose the ABB S303P-B6 Miniature Circuit Breaker?
The ABB S303P-B6 is a high-quality miniature circuit breaker (MCB) designed for dependable overcurrent protection in industrial, commercial and electrical distribution applications. As part of the advanced ABB System pro M compact S300P series, it provides reliable circuit protection with a compact DIN-rail mounting design for modern electrical installations.
This three-pole circuit breaker features a B tripping characteristic, providing reliable protection for standard resistive and inductive loads where fast disconnection during overload and short-circuit conditions is required. Its robust construction ensures safe and dependable operation in a wide range of electrical systems.
With a 6 A rated current, 25 kA rated breaking capacity and AC supply capability, the ABB S303P-B6 provides effective protection for three-phase electrical circuits. The DIN-rail mounting format enables quick and secure installation within control panels and distribution boards.
Key Advantages
- Compact miniature circuit breaker designed for industrial and commercial protection.
- 6 A rated current suitable for reliable circuit protection.
- B tripping characteristic for general-purpose electrical applications.
- Three-pole configuration without neutral for three-phase circuit protection.
- 25 kA rated breaking capacity for dependable fault interruption.
- Simple DIN-rail mounting for efficient electrical panel installation.
Key Features
- ABB System pro M compact S300P series.
- S303P-B6 model.
- 3P miniature circuit breaker (no neutral).
- B tripping characteristic.
- 6 A rated current.
- 25 kA rated breaking capacity.
- AC supply operation.
- DIN-rail mounting design for electrical distribution systems.
Reliable Circuit Protection for Industrial Electrical Systems
Miniature circuit breakers such as the ABB S303P-B6 protect electrical circuits by automatically disconnecting power during overload and short-circuit conditions. This helps safeguard wiring, equipment and connected loads while improving the reliability and safety of electrical installations.
The ABB System pro M compact S300P series is designed for professional electrical distribution applications, combining high breaking capacity, compact dimensions and straightforward DIN-rail installation for modern control panels and switchboards.
Typical Applications
- Industrial control panels and electrical cabinets.
- Commercial three-phase distribution systems.
- Automation and machine-building equipment.
- Building electrical installations.
- Power distribution boards.
- Industrial machinery and production systems.
