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2CCS862001R0557 ABB S802S-K40 40A 2-Pole Type K 50kA MCB
ABB S802S-K40 is a 40 A 2-pole Type K high-performance miniature circuit breaker with 50 kA breaking capacity for overload and short-circuit protection in demanding industrial electrical installations.
£135.83
Why Choose the ABB S802S-K40 High Performance MCB?
The ABB S802S-K40 is a high-performance 2-pole miniature circuit breaker (MCB) designed to provide reliable overload and short-circuit protection in demanding commercial and industrial electrical installations. As part of the ABB S800S high-performance circuit breaker series, it combines compact modular construction with current-limiting performance and a high short-circuit breaking capacity.
This circuit breaker features a Type K tripping characteristic and a rated current of 40 A. The K characteristic is particularly suitable for circuits supplying motors, transformers and other inductive loads where elevated starting currents can occur, helping reduce unwanted tripping while maintaining dependable protection against overload and short-circuit conditions.
With a rated ultimate short-circuit breaking capacity of 50 kA, the S802S-K40 is engineered for installations with high prospective fault currents. Its 2-pole configuration and robust S800S construction make it a dependable protection solution for machinery, control panels and industrial power distribution systems.
Key Advantages
- High-performance 2-pole miniature circuit breaker for demanding electrical applications.
- 40 A rated current with Type K tripping characteristic.
- High 50 kA short-circuit breaking capacity.
- Type K characteristic is well suited to motors and other inductive loads with elevated starting currents.
- Provides dependable thermal overload and magnetic short-circuit protection.
- Current-limiting S800S design supports rapid interruption of high fault currents.
Key Features
- ABB S800S high-performance MCB series.
- 2-pole configuration.
- 40 A rated current.
- Type K tripping characteristic.
- 50 kA short-circuit breaking capacity.
- Designed for overload and short-circuit protection.
- Current-limiting technology for demanding fault-current conditions.
- Suitable for motor, transformer and inductive-load circuits.
Reliable Protection for Inductive Electrical Loads
High-performance miniature circuit breakers such as the ABB S802S-K40 automatically disconnect an electrical circuit when excessive current results from an overload or short circuit. Thermal overload protection responds to sustained overcurrent conditions, while the magnetic short-circuit mechanism provides rapid interruption when severe fault currents occur.
The Type K characteristic makes the S802S-K40 particularly useful for circuits containing motors, transformers and other inductive equipment that can produce substantial starting currents. Combined with the S800S series' high breaking capacity and current-limiting performance, it provides dependable protection for demanding industrial electrical systems.
Typical Applications
- Industrial motors and inductive-load circuits.
- Machinery and automation systems.
- Industrial electrical distribution systems.
- Machine control panels and switchgear.
- Transformer and equipment protection circuits.
- High fault-level commercial and industrial installations.
Technical Specifications
| Series | S800S |
|---|---|
| ABB order code | 2CCS862001R0557 |
| Product type | High-performance miniature circuit breaker (MCB) |
| Number of poles | 2 |
| Rated current | 40 A |
| Tripping characteristic | Type K |
| Short-circuit breaking capacity | 50 kA |
| Rated frequency | 50/60 Hz |
| Rated insulation voltage | 690 V |
| Rated impulse withstand voltage | 8 kV |
| Protection rating | IP20 |
| Operating temperature | -25 to +60 °C |
| Standards | IEC/EN 60947-2, UL 1077 |
| Dimensions (H × W × D) | 95 × 54 × 82.5 mm |
| Weight | approx. 0.49 kg |
Frequently Asked Questions
What is the ABB S802S-K40 used for?
The S802S-K40 is a high-performance miniature circuit breaker used to protect electrical circuits against overloads and short circuits, particularly in demanding commercial and industrial applications.
What is the rated current of the ABB S802S-K40?
The circuit breaker has a rated current of 40 A.
What tripping characteristic does the S802S-K40 use?
The S802S-K40 has a Type K tripping characteristic, making it particularly suitable for motors, transformers and other inductive loads where elevated starting currents can occur.
What is the breaking capacity of the ABB S802S-K40?
The S802S-K40 has a short-circuit breaking capacity of 50 kA, providing high-performance fault protection for demanding electrical systems.
How many poles does the S802S-K40 have?
The S802S-K40 is a 2-pole high-performance miniature circuit breaker.
Trusted High-Performance Protection from ABB
ABB S800S high-performance miniature circuit breakers provide dependable overload and short-circuit protection for demanding electrical systems, combining high breaking capacity, current-limiting performance and robust modular construction.
