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2CCS863002R0635 ABB S803S-B63-R 63A 3-Pole Type B 50kA MCB
ABB S803S-B63-R is a 63 A three-pole high-performance miniature circuit breaker with Type B tripping characteristic and 50 kA short-circuit breaking capacity for demanding electrical circuit protection.
£182.76
Why Choose the ABB S803S-B63-R High-Performance MCB?
The ABB S803S-B63-R is a high-performance three-pole miniature circuit breaker (MCB) designed to provide dependable overload and short-circuit protection in demanding electrical distribution systems. As part of the ABB S800S high-performance circuit breaker range, it combines a rated current of 63 A, Type B tripping characteristic and high short-circuit performance for industrial, commercial and infrastructure applications.
The S803S-B63-R uses thermal and electromagnetic tripping mechanisms to protect conductors and connected equipment against sustained overloads and short-circuit faults. Its current-limiting design rapidly interrupts high fault currents, helping reduce thermal and electrodynamic stresses on downstream components while providing reliable protection in installations with high prospective fault levels.
With a three-pole configuration, 63 A rated current and Type B characteristic, the S803S-B63-R is suitable for circuits with relatively low starting and inrush currents. Its 50 kA short-circuit breaking capacity makes it a robust protective solution for professional three-phase electrical distribution systems.
Key Advantages
- High-performance three-pole miniature circuit breaker for demanding electrical installations.
- 63 A rated current for suitable three-phase feeder and distribution circuits.
- Type B tripping characteristic for responsive protection of circuits with relatively low inrush currents.
- High 50 kA short-circuit breaking capacity for installations with substantial prospective fault currents.
- Thermal and electromagnetic tripping provides overload and short-circuit protection.
- Current-limiting technology helps reduce fault energy and stresses on connected equipment.
- Compact modular construction supports efficient integration into electrical distribution assemblies.
- Suitable for professional industrial and commercial circuit-protection applications.
Key Features
- ABB S800S high-performance MCB series.
- 3-pole configuration.
- 63 A rated current.
- Type B tripping characteristic.
- 50 kA short-circuit breaking capacity.
- Thermal overload and electromagnetic short-circuit tripping.
- Current-limiting circuit protection technology.
- Suitable for circuits with relatively low starting and inrush currents.
- Compact modular format for electrical distribution assemblies.
- Designed in accordance with IEC/EN 60947-2.
Reliable High-Performance Circuit Protection
The ABB S800S range is engineered for electrical installations requiring high short-circuit performance and dependable protection against electrical faults. The S803S-B63-R automatically disconnects the protected circuit when overload or short-circuit conditions occur, helping safeguard conductors, equipment and downstream electrical infrastructure.
Its Type B characteristic provides responsive magnetic operation for circuits where large normal inrush currents are not expected. Combined with the high fault-interruption capability and current-limiting technology of the S800S platform, this makes the S803S-B63-R suitable for a broad range of industrial, commercial and distribution applications.
Typical Applications
- Industrial electrical distribution systems.
- Commercial power-distribution installations.
- Three-phase feeder and equipment circuits.
- Control panels and switchgear assemblies.
- Industrial automation systems.
- Building and infrastructure electrical installations.
- Circuits requiring Type B tripping characteristics.
- High fault-level installations requiring high-performance circuit protection.
Technical Specifications
| Series | S800S |
|---|---|
| ABB order code | 2CCS863002R0635 |
| Product type | High-performance miniature circuit breaker (MCB) |
| Number of poles | 3 |
| Rated current | 63 A |
| Tripping characteristic | Type B |
| Short-circuit breaking capacity | 50 kA |
| Protection function | Overload and short-circuit protection |
| Tripping mechanisms | Thermal and electromagnetic |
| Standard | IEC/EN 60947-2 |
| Mounting type | DIN rail |
| Protection rating | IP20 |
Frequently Asked Questions
What is the ABB S803S-B63-R used for?
The ABB S803S-B63-R is a high-performance three-pole miniature circuit breaker used to protect electrical circuits against overloads and short circuits in industrial, commercial and distribution installations.
What is the rated current of the S803S-B63-R?
The S803S-B63-R has a rated current of 63 A.
What tripping characteristic does the S803S-B63-R use?
The breaker uses a Type B tripping characteristic, making it suitable for appropriate circuits with relatively low normal starting or inrush currents.
What is the breaking capacity of the ABB S803S-B63-R?
The S803S-B63-R has a short-circuit breaking capacity of 50 kA, providing high fault-current interruption capability for demanding electrical installations.
How many poles does the S803S-B63-R have?
The S803S-B63-R is a three-pole circuit breaker designed to provide simultaneous protection and switching across three conductors.
Trusted ABB Circuit Protection
ABB S800 high-performance circuit breakers are designed for demanding electrical distribution applications, combining high short-circuit performance, current-limiting technology and dependable overload and short-circuit protection in a compact modular format.
