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ABB S204-D40 MCB – 4P – D Curve – 40A – 6/10kA
ABB S204-D40 miniature circuit breaker, a 40 A four-pole AC circuit protection device with D tripping characteristic and 6/10 kA rated breaking capacity for electrical installations.
£126.45
Why Choose the ABB S204-D40 Miniature Circuit Breaker?
The ABB S204-D40 is a compact four-pole miniature circuit breaker (MCB) designed to provide reliable overcurrent and short-circuit protection in AC electrical installations. As part of the established ABB System pro M compact S200 series, it provides dependable circuit protection for industrial, commercial and electrical distribution systems.
The S204-D40 combines a D tripping characteristic with a rated current of 40 A and a rated breaking capacity of 6/10 kA. Its four-pole configuration enables multi-pole circuit protection, while the compact modular format supports efficient installation within electrical distribution boards and control panels.
Designed for AC supply applications, the S204-D40 is suitable for circuits where higher inrush currents may occur, including industrial loads and equipment with demanding starting characteristics. Its DIN-rail mounting provides straightforward installation in compatible electrical distribution assemblies.
Key Advantages
- Compact miniature circuit breaker for AC electrical installations.
- 40 A rated current for reliable circuit protection.
- Four-pole configuration for multi-pole circuit protection.
- D tripping characteristic suitable for circuits with higher starting currents.
- 6/10 kA rated breaking capacity for effective short-circuit protection.
- DIN-rail mounting for straightforward installation in distribution boards and control panels.
Key Features
- ABB System pro M compact S200 series.
- 40 A rated current.
- D tripping characteristic.
- Four-pole construction.
- 6/10 kA rated breaking capacity.
- Designed for AC supply applications.
- Compact modular design for electrical distribution systems.
- DIN-rail mounting for convenient panel installation.
Reliable Circuit Protection for Electrical Installations
Miniature circuit breakers such as the ABB S204-D40 provide automatic protection against excessive current and short-circuit conditions. The breaker interrupts the affected circuit when the current reaches the relevant tripping conditions, helping protect electrical equipment, wiring and distribution systems.
The S200 series provides modular circuit protection for a broad range of electrical installations. The S204-D40 combines a D tripping characteristic with four-pole construction and a 40 A rating, providing a practical solution for AC distribution circuits and industrial applications with higher inrush currents.
Typical Applications
- Industrial electrical distribution systems.
- Control panels and automation equipment.
- Electrical machinery and equipment circuits.
- Motors and loads with higher starting currents.
- Building electrical installations.
- Distribution boards and control cabinets requiring four-pole AC circuit protection.
Technical Specifications
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| Current | 40 A | |
|---|---|---|
| Poles | 4-pole | |
| Phase | Three Phase | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 6 kA | |
| Mounting type | DIN-rail mounting | |
| Rated current | 40 A | |
| Number of poles | 4 | |
| Tripping characteristic | D | |
| Product type | Miniature circuit breaker | |
| Manufacturer | ABB | |
| Series | System pro M compact S200 | |
| Model | S204-D40 | |
| Order code | 2CDS254001R0401 | |
| Rated breaking capacity | 6/10 kA | |
| Supply | AC |
Frequently Asked Questions
What is the ABB S204-D40 used for?
The ABB S204-D40 is a four-pole miniature circuit breaker designed to provide overcurrent and short-circuit protection in AC electrical installations.
What is the rated current of the S204-D40?
The S204-D40 has a rated current of 40 A.
What tripping characteristic does the S204-D40 have?
The S204-D40 uses a D tripping characteristic for circuits with higher starting currents.
What is the breaking capacity of the S204-D40?
The S204-D40 has a rated breaking capacity of 6/10 kA.
How is the ABB S204-D40 installed?
The S204-D40 is designed for DIN-rail mounting in electrical distribution boards, control cabinets and other compatible assemblies.
Trusted for Reliable Circuit Protection
ABB System pro M compact S200 miniature circuit breakers provide modular circuit protection for electrical distribution and control applications, combining dependable overcurrent protection with convenient DIN-rail installation.
