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IMO B10D1020A MCB – 1P – D Curve – 20A – 10kA
IMO B10D1020A 20A single pole miniature circuit breaker with D curve tripping characteristic and 10kA breaking capacity for industrial, commercial and control panel circuit protection.
£7.96
Why Choose the IMO B10D1020A Miniature Circuit Breaker?
The IMO B10D1020A is a robust single pole miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in industrial, commercial and control panel applications. As part of the IMO B10 MCB series, it offers high breaking capacity protection in a compact DIN rail mounted format.
This MCB features a D curve tripping characteristic, making it suitable for circuits with high inrush currents such as motors, transformers, solenoids and inductive loads. Its durable construction and dependable tripping performance make it a practical choice for panel builders, electrical contractors and maintenance engineers.
With a 20A rated current, 10kA short circuit breaking capacity and operation on 230/400V AC systems, the B10D1020A provides dependable circuit protection for demanding low-voltage electrical installations where reliable fault disconnection is essential.
Key Advantages
- Reliable single pole miniature circuit breaker for electrical protection.
- 20A rated current suitable for industrial and commercial circuits.
- D curve tripping characteristic for high inrush current loads.
- 10kA short circuit breaking capacity.
- Compact 35mm DIN rail mounting design.
- Suitable for machinery, control panels and power distribution systems.
Key Features
- IMO B10 miniature circuit breaker series.
- 20A rated current.
- D curve tripping characteristic.
- 10kA breaking capacity.
- 230/400V AC rated voltage.
- Single pole configuration.
- DIN rail mounting for electrical panels.
- Suitable for inductive and high inrush loads.
- Complies with recognised circuit protection standards.
- Compact modular design for distribution boards.
Reliable Protection for High Inrush Electrical Loads
The IMO B10D1020A automatically disconnects the circuit when overload or short circuit conditions occur, helping to protect wiring, equipment and connected devices from electrical damage. Its D curve characteristic is designed to tolerate short-duration current surges without nuisance tripping.
This makes the B10D1020A particularly suitable for machinery, motor control circuits, transformer feeds and other equipment with inductive loads. The compact modular housing allows quick installation within distribution boards and control panels while supporting efficient maintenance and replacement.
Typical Applications
- Industrial control panels.
- Motor circuits and machinery installations.
- Transformer and solenoid circuits.
- Commercial electrical distribution boards.
- OEM equipment and automation systems.
- General low-voltage circuit protection.
Technical Specifications
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| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | IMO Precision Controls | |
| Series | B10 | |
| Model | B10D1020A | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 20A | |
| Number of poles | 1 Pole | |
| Tripping characteristic | D Curve | |
| Rated voltage | 230/400V AC | |
| Maximum DC voltage | 60V DC | |
| Rated insulation voltage | 500V | |
| Frequency | 50 / 60Hz | |
| Breaking capacity | 10kA | |
| Mounting type | 35mm DIN rail | |
| Terminal capacity | 1 to 25mm² | |
| Operating temperature | -25°C to +55°C | |
| Standards | IEC 60898-1, IEC 60947-2 | |
| Application | Overload and short circuit protection | |
| HS Code | 8536201090 | |
| Country of Manufacture | China |
Frequently Asked Questions
What is the IMO B10D1020A used for?
The B10D1020A is used to protect electrical circuits from overloads and short circuits in industrial, commercial and control panel applications.
What is the current rating of this MCB?
This miniature circuit breaker has a 20A rated current.
What does D curve mean on this circuit breaker?
A D curve MCB is designed for circuits with higher inrush currents, making it suitable for loads such as motors, transformers, solenoids and inductive equipment.
What is the breaking capacity of the B10D1020A?
The IMO B10D1020A has a 10kA short circuit breaking capacity.
How is this miniature circuit breaker mounted?
The B10D1020A is designed for installation on a standard 35mm DIN rail inside distribution boards and electrical control panels.
Trusted by Electrical Professionals Worldwide
IMO B10 miniature circuit breakers are trusted by electrical contractors, panel builders and maintenance engineers for dependable circuit protection, high breaking capacity and reliable performance in demanding installations.
