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2CDS273011R0404 ABB SH203M-C40 MCB 10kA 3P Type C 40A
ABB SH203M-C40 is a three-pole 40 A Type C miniature circuit breaker with a 10 kA short-circuit breaking capacity for overload and short-circuit protection in commercial and industrial three-phase electrical installations.
£71.24
Why Choose the ABB SH203M-C40 Miniature Circuit Breaker?
The ABB SH203M-C40 is a robust three-pole miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits. As part of the ABB SH200 MCB series, it combines a 40 A rated current with a Type C tripping characteristic for dependable protection in commercial and industrial electrical installations.
The SH203M-C40 provides thermal-magnetic circuit protection with a 10 kA rated short-circuit breaking capacity. Its Type C operating characteristic is suitable for circuits with moderate starting or inrush currents, providing effective fault protection while accommodating normal transient currents from suitable connected equipment.
With its three-pole configuration, the SH203M-C40 provides coordinated protection across three conductors and is well suited to three-phase electrical distribution and equipment circuits. Its compact modular construction enables straightforward installation on DIN rail inside distribution boards, machinery panels and industrial control systems.
Key Advantages
- Reliable overload and short-circuit protection for electrical circuits.
- 40 A rated current for three-phase distribution and equipment circuits.
- Three-pole (3P) configuration for coordinated multipole circuit protection.
- Type C tripping characteristic suitable for circuits with moderate starting and inrush currents.
- 10 kA short-circuit breaking capacity.
- Compact modular construction for straightforward DIN-rail installation.
Key Features
- ABB SH200 MCB series.
- 40 A rated current.
- Three protected poles (3P).
- Type C tripping characteristic.
- 10 kA rated short-circuit breaking capacity.
- Thermal-magnetic protection against overloads and short circuits.
- Suitable for three-phase electrical distribution and equipment protection.
- Designed for circuits with moderate starting or inrush currents.
- DIN-rail mounting for modular distribution boards and control panels.
- ABB order code 2CDS273011R0404.
Reliable Protection for Three-Phase Circuits
Miniature circuit breakers such as the ABB SH203M-C40 automatically disconnect a circuit when excessive current occurs because of an overload or short circuit. Thermal and magnetic tripping mechanisms provide protection against sustained overload conditions and high short-circuit currents, helping safeguard electrical wiring, distribution systems and connected equipment.
The Type C operating characteristic is suitable for circuits that can experience moderate transient currents during normal switching or equipment start-up. Combined with its three-pole configuration, 40 A rating and 10 kA breaking capacity, the SH203M-C40 provides effective protection for suitable three-phase commercial and industrial electrical systems.
Typical Applications
- Three-phase electrical distribution boards.
- Commercial electrical installations.
- Industrial electrical distribution systems.
- Industrial machinery and automation equipment.
- Electrical control panels.
- Three-phase circuits with moderate starting or inrush currents.
Technical Specifications
| Series | SH200 MCB |
|---|---|
| Order code | 2CDS273011R0404 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 40 A |
| Number of poles | 3 |
| Number of protected poles | 3 |
| Tripping characteristic | Type C |
| Rated short-circuit breaking capacity | 10 kA |
| Protection function | Overload and short-circuit protection |
| Trip mechanism | Thermal-magnetic |
| Mounting type | DIN rail |
| Number of modules | 3 |
Frequently Asked Questions
What is the ABB SH203M-C40 used for?
The ABB SH203M-C40 is a miniature circuit breaker used to protect three-pole electrical circuits against overloads and short circuits in commercial, industrial and electrical distribution applications.
What is the rated current of the SH203M-C40?
The SH203M-C40 has a rated current of 40 A.
How many poles does the ABB SH203M-C40 have?
The SH203M-C40 is a three-pole (3P) miniature circuit breaker with three protected poles, making it suitable for three-phase and other multipole electrical circuits.
What does the Type C characteristic mean?
A Type C tripping characteristic is suitable for general-purpose circuits and loads that can experience moderate starting or inrush currents during normal operation.
What is the breaking capacity of the ABB SH203M-C40?
The ABB SH203M-C40 has a 10 kA rated short-circuit breaking capacity.
Trusted ABB Circuit Protection
ABB SH200 miniature circuit breakers provide dependable protection for modular electrical installations, with the SH203M-C40 combining three-pole protection, a 40 A rating, 10 kA breaking capacity and Type C characteristics for versatile three-phase electrical distribution applications.
