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2CDS213103R0324 ABB SH203-C32NA MCB 6 kA 3P+N Type C 32 A
ABB SH203-C32NA is a 32 A Type C 3P+N miniature circuit breaker from the SH200 Compact Home series with a 6 kA short-circuit capacity for overload and short-circuit protection.
£94.88
Why Choose the ABB SH203-C32NA Miniature Circuit Breaker?
The ABB SH203-C32NA is a compact and reliable miniature circuit breaker (MCB) designed to provide overload and short-circuit protection for electrical circuits. As part of the established ABB SH200 Compact Home series, it combines thermal overload protection with electromagnetic short-circuit protection for dependable circuit protection in residential, commercial and similar electrical installations.
This current-limiting MCB features a Type C tripping characteristic, making it suitable for general-purpose circuits and equipment with moderate starting or inrush currents. The SH200 series is designed for straightforward installation on standard DIN rail systems and provides compact circuit protection for modern electrical distribution boards.
With a rated current of 32 A, a 3P+N configuration and a rated short-circuit capacity of 6 kA, the SH203-C32NA provides coordinated protection for three-phase circuits with a neutral conductor. Its compact four-module format makes it well suited to distribution boards and electrical enclosures where space-efficient multi-pole circuit protection is required.
Key Advantages
- Reliable miniature circuit breaker for overload and short-circuit protection.
- 32 A rated current for electrical distribution circuits.
- 3P+N configuration for three-phase circuits with neutral.
- Type C tripping characteristic suitable for general-purpose loads with moderate inrush currents.
- 6 kA short-circuit breaking capacity for dependable fault protection.
- Current-limiting design with energy limiting class 3.
- Compact four-module construction for standard DIN rail distribution boards.
- Designed in accordance with IEC/EN 60898-1.
Key Features
- ABB SH200 Compact Home series.
- 32 A rated current.
- Type C tripping characteristic.
- 3P+N circuit configuration.
- 6 kA rated short-circuit capacity.
- 400 V AC rated operational voltage.
- 50 / 60 Hz rated frequency.
- 4 kV rated impulse withstand voltage.
- Thermal and electromagnetic overcurrent protection.
- DIN rail mounting with screw terminals.
- IP20 degree of protection.
Reliable Protection for Electrical Circuits
Miniature circuit breakers such as the ABB SH203-C32NA automatically interrupt electrical circuits when excessive current occurs. The thermal tripping mechanism responds to sustained overload conditions, while the electromagnetic mechanism provides rapid protection against potentially damaging short-circuit currents.
The Type C characteristic allows the SH203-C32NA to accommodate moderate transient starting currents while providing effective overcurrent protection. Combined with its 3P+N arrangement and compact DIN rail construction, this makes it suitable for a broad range of three-phase distribution circuits and connected electrical equipment.
Typical Applications
- Residential electrical distribution boards.
- Commercial building electrical systems.
- Three-phase circuits with neutral conductors.
- Lighting and general-purpose electrical circuits.
- Equipment with moderate starting or inrush currents.
- Electrical distribution boards and control panels.
Technical Specifications
| Series | SH200 Compact Home |
|---|---|
| ABB order code | 2CDS213103R0324 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 32 A |
| Poles / configuration | 3P+N |
| Number of protected poles | 3 |
| Tripping characteristic | Type C |
| Rated operational voltage | 400 V AC |
| Rated frequency | 50 / 60 Hz |
| Rated short-circuit capacity | 6 kA |
| Energy limiting class | 3 |
| Rated impulse withstand voltage | 4 kV |
| Overvoltage category | III |
| Pollution degree | 2 |
| Protection rating | IP20 |
| Standard | IEC/EN 60898-1 |
| Terminal type | Screw terminals |
| Mounting | 35 mm DIN rail |
| Number of modules | 4 × 17.5 mm |
| Width | 70 mm |
Frequently Asked Questions
What is the ABB SH203-C32NA used for?
The ABB SH203-C32NA is used to provide overload and short-circuit protection for three-phase electrical circuits with a neutral conductor.
What is the rated current of the SH203-C32NA?
The SH203-C32NA has a rated current of 32 A.
What tripping characteristic does this MCB have?
The SH203-C32NA has a Type C tripping characteristic, making it suitable for general-purpose electrical loads and equipment with moderate starting or inrush currents.
What is the breaking capacity of the ABB SH203-C32NA?
The SH203-C32NA has a rated short-circuit breaking capacity of 6 kA.
How is the SH203-C32NA installed?
The breaker is designed for mounting on a standard 35 mm DIN rail inside a suitable electrical distribution board or enclosure.
Trusted ABB Circuit Protection
ABB SH200 miniature circuit breakers provide compact and dependable protection against overload and short-circuit conditions, supporting safe and efficient electrical distribution across residential, commercial and similar installations.
