IMO B10C3063A MCB - 3P - C Curve - 63A - 10kA

IMO B10C3063A MCB – 3P – C Curve – 63A – 10kA

IMO B10C3063A three pole miniature circuit breaker with a 63 A current rating, C curve tripping characteristic and 10 kA short circuit breaking capacity for dependable industrial circuit protection.

SKU: B10C3063AMPN: B10C3063A
Price
List Price £30.50 ex VAT
Your Price (ex VAT) Save 31%
£20.98 31% OFF
You save £9.52 per unit
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £20.98
Trade pricing is personalised to your account

Manufacturer Lead Time

£20.98

Why Choose the IMO B10C3063A Miniature Circuit Breaker?

The IMO B10C3063A is a high performance three pole miniature circuit breaker (MCB) engineered to provide dependable protection against overloads and short circuits in commercial, industrial and OEM electrical installations. As part of the trusted IMO B10 Series, this MCB combines a high fault breaking capacity with reliable long-term performance for demanding power distribution applications.

Featuring a C curve tripping characteristic, the B10C3063A is ideally suited to circuits with moderate inrush currents, including motors, transformers, control equipment and industrial machinery. Its compact modular construction enables straightforward installation within distribution boards, switchgear and control panels whilst maintaining excellent operational reliability.

With a 63 A current rating, 10 kA short circuit breaking capacity and compatibility with 230/415 V AC systems, the IMO B10C3063A provides dependable protection for modern industrial and commercial electrical installations.

Key Advantages

  • Compact three pole miniature circuit breaker for industrial applications.
  • 63 A rated current suitable for higher load three phase circuits.
  • 10 kA breaking capacity for installations with high prospective fault currents.
  • C curve tripping characteristic for circuits with moderate inrush current.
  • Suitable for terminal, pin and fork type busbar connections.
  • DIN rail mounting for quick installation in distribution boards and control panels.

Key Features

  • IMO B10 miniature circuit breaker series.
  • 63 A rated current.
  • Three pole (3P) configuration.
  • C curve tripping characteristic.
  • 10 kA short circuit breaking capacity.
  • 230/415 V AC operating voltage.
  • Contact position indicating window.
  • IP20 finger protected terminals.

Reliable Protection for Three Phase Power Distribution

Miniature circuit breakers automatically disconnect electrical circuits when overload or short circuit conditions occur, helping protect wiring, equipment and connected devices from electrical damage. The IMO B10C3063A combines thermal and magnetic protection to provide dependable fault isolation within demanding industrial installations.

Its C curve characteristic makes it particularly suitable for circuits supplying equipment with moderate start-up currents, helping minimise nuisance tripping whilst maintaining effective protection for motors, transformers and industrial control equipment.

Typical Applications

  • Industrial control panels.
  • Commercial distribution boards.
  • Three phase motor circuits.
  • Machinery and OEM equipment.
  • Transformer and control circuits.
  • Manufacturing and process automation systems.

Technical Specifications

Current 63 A
Phase Three Phase
Manufacturer IMO Precision Controls
Series B10 Miniature Circuit Breakers
Model B10C3063A
Product type Miniature Circuit Breaker (MCB)
Rated current 63 A
Number of poles 3 Pole
Number of modules 3
Tripping curve C Curve
Short circuit breaking capacity 10 kA
Rated voltage 230/415 V AC
Maximum DC voltage 60 V DC
Rated insulation voltage 500 V
Frequency 50 / 60 Hz
Standards IEC 60898-1, IEC 60947-2
Mounting type 35 mm DIN rail
Operating temperature -30 °C to +60 °C
HS Code 8536201090
Country of Manufacture China
Poles 3-pole
Device Type MCB
Trip Curve C curve
Breaking Capacity 10 kA

Frequently Asked Questions

What is the IMO B10C3063A used for?

The B10C3063A protects three phase electrical circuits against overloads and short circuits in commercial and industrial installations.

What is the current rating of this circuit breaker?

This miniature circuit breaker has a 63 A rated current.

What does the C curve tripping characteristic mean?

A C curve MCB is intended for circuits with moderate inrush currents, making it suitable for motors, transformers and general industrial equipment.

What is the breaking capacity of the IMO B10C3063A?

The IMO B10C3063A provides a 10 kA short circuit breaking capacity.

How is this miniature circuit breaker installed?

The breaker is designed for installation onto a standard 35 mm DIN rail inside electrical distribution boards and industrial control panels.

Trusted by Electrical Professionals Worldwide

IMO miniature circuit breakers are trusted by electrical contractors, panel builders and industrial engineers for delivering dependable circuit protection, straightforward installation and reliable long-term performance across commercial and industrial electrical systems.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...