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IMO BR6D1N63A MCB - 1P+N - D Curve - 63A - 6kA

IMO BR6D1N63A MCB – 1P+N – D Curve – 63A – 6kA

IMO BR6D1N63A 63A miniature circuit breaker with D curve tripping characteristic, 1 Pole + Neutral configuration and 6kA breaking capacity for industrial and commercial circuit protection.

SKU: BR6D1N63AMPN: BR6D1N63A
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Why Choose the IMO BR6D1N63A Miniature Circuit Breaker?

The IMO BR6D1N63A is a robust 6kA miniature circuit breaker (MCB) designed to protect low voltage electrical installations against overloads and short circuits. Featuring a D curve tripping characteristic, it is ideal for circuits with high inrush currents, including motors, transformers, compressors and industrial machinery.

Manufactured by IMO Precision Controls, the BR6D1N63A combines dependable electrical protection with a compact DIN rail mounted design. Its 1 Pole + Neutral configuration provides phase and neutral switching within a single device, helping simplify installation in control panels, distribution boards and commercial electrical systems.

Rated at 63A with a 230/400V AC operating voltage and a 6kA breaking capacity, the BR6D1N63A is designed for demanding industrial and commercial installations where compact, safe and reliable circuit protection is required.

Key Advantages

  • Compact 1 Pole + Neutral miniature circuit breaker.
  • 63A rated current for dependable circuit protection.
  • D curve tripping characteristic for high inrush current applications.
  • 6kA short circuit breaking capacity.
  • Suitable for 230/400V AC electrical systems.
  • DIN rail mounting for fast installation in control panels and distribution boards.

Key Features

  • Manufacturer: IMO Precision Controls.
  • Model: BR6D1N63A.
  • Rated current: 63A.
  • D curve tripping characteristic.
  • 1 Pole + Neutral configuration.
  • 6kA breaking capacity.
  • 230/400V AC operation.
  • DIN rail mounting.
  • IEC 60898-1 compliant.
  • Finger protected IP20 terminals.

Reliable Protection for Industrial Electrical Systems

The IMO BR6D1N63A helps protect electrical circuits by disconnecting the supply during overload or short circuit conditions. Its D curve characteristic allows higher temporary starting currents before tripping, helping reduce nuisance tripping on inductive loads while maintaining dependable fault protection.

Designed for electrical contractors, panel builders and OEM manufacturers, this miniature circuit breaker offers reliable operation, straightforward installation and long service life across industrial, commercial and automation applications.

Typical Applications

  • Industrial control panels.
  • Motor and transformer protection.
  • Compressors and inductive loads.
  • Automation systems.
  • OEM machinery and electrical assemblies.
  • Commercial distribution boards and switchboards.

Technical Specifications

Current 63 A
Phase Single Phase
Manufacturer IMO Precision Controls
Series BR6 Miniature Circuit Breakers
Model BR6D1N63A
Product type Miniature Circuit Breaker (MCB)
Rated current 63A
Tripping characteristic D Curve
Number of poles 1 Pole + Neutral
Rated voltage 230/400V AC
Frequency 50 / 60Hz
Breaking capacity 6kA
Standard IEC 60898-1
Protection rating IP20
Mounting type 35mm DIN Rail
Operating temperature -25°C to +55°C
HS Code 8536201090
Country of Manufacture China
Poles 1-pole + N
Device Type MCB
Trip Curve D curve
Breaking Capacity 6 kA

Frequently Asked Questions

What is the IMO BR6D1N63A used for?

It is used to protect low voltage electrical circuits against overloads and short circuits, especially where high inrush currents may occur.

Why choose a D curve circuit breaker?

D curve breakers tolerate higher temporary starting currents before tripping, making them suitable for motors, transformers, compressors and other inductive equipment.

What is the rated current of this breaker?

The BR6D1N63A has a 63A rated current.

What is the short circuit breaking capacity?

This breaker provides a 6kA short circuit breaking capacity for dependable fault protection.

How is the BR6D1N63A installed?

It is designed for mounting onto a standard 35mm DIN rail inside electrical distribution boards, switchboards and industrial control panels.

Trusted by Electrical Professionals Worldwide

IMO miniature circuit breakers are trusted by electrical contractors, panel builders and OEM manufacturers to deliver reliable circuit protection across industrial, commercial and automation applications.

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

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