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IMO BR6D4040A MCB – 4P – D Curve – 40A – 6kA
IMO BR6D4040A miniature circuit breaker, a 40A four pole D curve MCB with 6kA short circuit capacity for industrial, commercial and control panel circuit protection.
£24.30
Why Choose the IMO BR6D4040A Miniature Circuit Breaker?
The IMO BR6D4040A is a dependable 6kA miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits in industrial, commercial and control panel applications. Manufactured by IMO Precision Controls, this compact protective device provides reliable circuit protection for multi-pole electrical installations where safe isolation and consistent performance are essential.
Featuring a D curve tripping characteristic, the BR6D4040A is suitable for circuits with higher inrush currents, including motors, transformers, solenoids and other inductive loads. Its DIN rail mounted construction allows quick installation inside distribution boards, switchboards and machinery control panels.
With a rated current of 40A, four pole configuration and 230/400V AC rated voltage, the IMO BR6D4040A provides reliable protection for demanding electrical systems. Its 6kA short circuit capacity makes it a practical choice for industrial automation panels and commercial distribution applications.
Key Advantages
- Reliable 6kA short circuit capacity for circuit protection applications.
- D curve tripping characteristic for loads with high inrush current.
- 40A rated current suitable for industrial and commercial circuits.
- Four pole protection for multi-pole electrical systems.
- Compact DIN rail mounting for fast panel installation.
- Designed to protect against overload and short circuit faults.
Key Features
- IMO BR6 miniature circuit breaker series.
- 40A rated current.
- 6kA short circuit capacity.
- D curve tripping characteristic.
- Four pole (4P) configuration.
- 230/400V AC rated voltage.
- Four module DIN rail mounted design.
- Suitable for industrial and commercial electrical installations.
Reliable Protection for Industrial Electrical Circuits
Miniature circuit breakers such as the IMO BR6D4040A automatically disconnect electrical circuits when overload or short circuit faults are detected. This helps protect cables, connected loads and electrical installations from damage while supporting safer operation and maintenance.
The D curve response makes this MCB particularly suitable for circuits where higher starting currents are expected. Its four pole format provides practical protection and isolation for multi-pole systems used in machinery, automation panels and industrial distribution equipment.
Typical Applications
- Industrial control panels.
- Machinery and automation systems.
- Motor and transformer circuits.
- Commercial distribution boards.
- Switchboards and electrical enclosures.
- Circuits with high inrush current loads.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 40 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Manufacturer | IMO Precision Controls | |
| Series | BR6 Miniature Circuit Breakers | |
| Model | BR6D4040A | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 40A | |
| Number of poles | 4 Pole | |
| Tripping characteristic | D Curve | |
| Short circuit capacity | 6kA | |
| Rated voltage | 230/400V AC | |
| Temperature range | -30°C to +60°C | |
| Mounting type | DIN rail | |
| Number of modules | 4 | |
| Certification | CE | |
| HS Code | 8536201090 | |
| Country of Manufacture | China |
Frequently Asked Questions
What is the IMO BR6D4040A used for?
The BR6D4040A is used to protect electrical circuits against overloads and short circuits in industrial, commercial and control panel applications.
What does D curve mean on this MCB?
A D curve miniature circuit breaker is designed for circuits with higher inrush currents, such as motors, transformers and other inductive loads.
What is the current rating of the BR6D4040A?
The IMO BR6D4040A has a rated current of 40A.
What is the short circuit capacity?
This miniature circuit breaker provides a 6kA short circuit capacity.
How many poles does this breaker have?
The BR6D4040A is a four pole miniature circuit breaker designed for multi-pole circuit protection and isolation.
Trusted by Electrical Professionals Worldwide
IMO miniature circuit breakers are widely used by panel builders, electrical contractors and maintenance engineers for dependable circuit protection, compact installation and reliable performance in industrial electrical systems.
