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2CCG000526R0001 ABB S403P-B63 63 A 3P Type B 20 kA Miniature Circuit Breaker
ABB S403P-B63 is a 63 A three-pole Type B miniature circuit breaker with 20 kA ultimate short-circuit breaking capacity for the ABB SMISSLINE TP plug-in system.
£174.85
Why Choose the ABB S403P-B63 Miniature Circuit Breaker?
The ABB S403P-B63 is a high-performance three-pole miniature circuit breaker (MCB) designed to provide dependable overcurrent and short-circuit protection in commercial and industrial electrical installations. As part of the ABB S400P series for the SMISSLINE TP plug-in system, it combines high breaking capacity with convenient integration into modular power distribution assemblies.
Designed with a Type B tripping characteristic, the S403P-B63 is suitable for circuits with relatively low inrush currents where rapid magnetic tripping is required under short-circuit conditions. Its plug-in construction is specifically developed for ABB SMISSLINE TP distribution systems, helping simplify installation, maintenance and circuit modifications.
With a rated current of 63 A, three protected poles and an ultimate short-circuit breaking capacity of 20 kA according to IEC/EN 60947-2, the S403P-B63 provides robust protection for demanding three-phase distribution applications. ABB order code 2CCG000526R0001 identifies this specific 63 A Type B configuration.
Key Advantages
- High-performance three-pole miniature circuit breaker for electrical circuit protection.
- 63 A rated current for higher-current three-phase distribution circuits.
- Type B tripping characteristic for circuits with relatively low inrush currents.
- 20 kA ultimate short-circuit breaking capacity according to IEC/EN 60947-2.
- Purpose-designed for the ABB SMISSLINE TP plug-in system.
- Plug-in architecture supports efficient installation, maintenance and circuit expansion.
Key Features
- ABB S400P miniature circuit breaker series.
- Three-pole (3P) circuit protection.
- 63 A rated current.
- Type B tripping characteristic.
- 20 kA Icu breaking capacity.
- Designed according to IEC/EN 60947-2.
- Three-module construction for the SMISSLINE TP system.
- Compact plug-in format for compatible ABB distribution assemblies.
Reliable Circuit Protection for SMISSLINE TP Systems
Miniature circuit breakers such as the ABB S403P-B63 protect electrical circuits against excessive currents caused by overloads and short circuits. When current exceeds the permitted operating conditions, the breaker automatically interrupts the circuit, helping protect conductors, connected equipment and distribution infrastructure.
The ABB S400P range is engineered specifically for the SMISSLINE TP system. Its plug-in architecture allows compatible protective devices to be integrated into the SMISSLINE socket system, supporting flexible power distribution and efficient servicing in commercial and industrial electrical installations.
Typical Applications
- Three-phase commercial electrical distribution systems.
- Industrial power distribution panels.
- ABB SMISSLINE TP distribution assemblies.
- Machinery and automation power circuits.
- Building services and infrastructure installations.
- High-availability electrical distribution systems.
Technical Specifications
| Series | S400P |
|---|---|
| Product group | SMISSLINE Plug-in System |
| ABB order code | 2CCG000526R0001 |
| Product type | Miniature circuit breaker (MCB) |
| Number of poles | 3 |
| Rated current | 63 A |
| Tripping characteristic | Type B |
| Ultimate short-circuit breaking capacity (Icu) | 20 kA |
| Standard | IEC/EN 60947-2 |
| System | ABB SMISSLINE TP |
| Number of modules | 3 |
| Weight | approx. 0.345 kg |
Frequently Asked Questions
What is the ABB S403P-B63 used for?
The S403P-B63 is a three-pole miniature circuit breaker used to provide overload and short-circuit protection for compatible three-phase circuits in ABB SMISSLINE TP electrical distribution systems.
What is the rated current of the S403P-B63?
The ABB S403P-B63 has a rated current of 63 A.
What breaking capacity does the S403P-B63 provide?
The S403P-B63 has an ultimate short-circuit breaking capacity (Icu) of 20 kA according to IEC/EN 60947-2.
What does the Type B characteristic mean?
The Type B tripping characteristic is intended for circuits with relatively low inrush currents, providing rapid magnetic operation when sufficiently high fault current occurs.
Which distribution system is the S403P-B63 designed for?
The breaker is designed for the ABB SMISSLINE TP plug-in system, enabling efficient integration into compatible electrical distribution assemblies.
Trusted ABB Circuit Protection
ABB S400P miniature circuit breakers combine high-performance circuit protection with the flexible plug-in architecture of the SMISSLINE TP system, supporting dependable and efficient electrical distribution in commercial and industrial installations.
