IMO B10C3N10A-L MCB - 3P+N - C Curve - 10A - 10kA

IMO B10C3N10A-L MCB – 3P+N – C Curve – 10A – 10kA

IMO B10C3N10A-L 3-pole plus neutral miniature circuit breaker with 10 A rated current, C curve tripping characteristic, left-hand neutral position and 10 kA breaking capacity for industrial and commercial circuit protection.

SKU: B10C3N10A-LAlt SKU: B10C3N10ALMPN: B10C3N10A-L
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Why Choose the IMO B10C3N10A-L Miniature Circuit Breaker?

The IMO B10C3N10A-L is a dependable three-pole plus neutral miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits in industrial, commercial and OEM applications. Manufactured by IMO Precision Controls, this breaker provides reliable circuit protection in a compact DIN rail mounted format for control panels, distribution boards and machinery installations.

This model features a 10 A rated current, C curve tripping characteristic and a high 10 kA short-circuit breaking capacity. The C curve response makes it suitable for circuits with moderate inrush currents, including small motors, transformers, control circuits and general inductive loads.

With a 3-pole plus neutral configuration and neutral positioned on the left, the IMO B10C3N10A-L is ideal for three-phase installations requiring switched neutral protection in a compact four-module design. Its standard DIN rail mounting allows fast installation into electrical enclosures and panel boards.

Key Advantages

  • Compact 3-pole plus neutral miniature circuit breaker for three-phase systems.
  • 10 A rated current suitable for control and distribution circuits.
  • C curve tripping characteristic for moderate inrush current applications.
  • 10 kA breaking capacity for dependable fault protection.
  • Neutral positioned on the left for compatible panel layouts.
  • DIN rail mounting for quick installation in control panels and boards.

Key Features

  • IMO Standard 10 kA MCB series.
  • 3-pole plus neutral configuration.
  • Left-hand neutral position.
  • 10 A rated current.
  • C curve trip characteristic.
  • 230/415 V AC rated voltage.
  • 10 kA short-circuit breaking capacity.
  • Four-module DIN rail mounted design.
  • Suitable for industrial and commercial circuit protection.
  • Designed for machinery panels, distribution boards and automation systems.

Reliable Protection for Three-Phase Electrical Systems

Miniature circuit breakers automatically disconnect electrical circuits when an overload or short-circuit fault is detected. This helps protect cables, connected equipment and electrical installations from damage while improving system safety and reliability.

The IMO B10C3N10A-L is particularly suitable for three-phase circuits where neutral switching is required. Its C curve characteristic provides reliable protection for circuits that may experience moderate starting currents, making it a strong choice for panel builders, contractors and OEM machine manufacturers.

Typical Applications

  • Three-phase distribution boards.
  • Industrial control panels.
  • OEM machinery and automation systems.
  • Small motor circuits.
  • Control transformers and inductive loads.
  • Commercial electrical installations.
  • Panel building and machine control systems.

Technical Specifications

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Current 10 A
Phase Three Phase
Poles 3-pole + N
Device Type MCB
Trip Curve C curve
Breaking Capacity 10 kA
Manufacturer IMO Precision Controls
Series Standard 10 kA Miniature Circuit Breakers
Model B10C3N10A-L
Product type Miniature Circuit Breaker (MCB)
Rated current 10 A
Number of poles 3P+N
Neutral position Left
Tripping characteristic C Curve
Rated voltage 230/415 V AC
Short-circuit breaking capacity 10 kA
Frequency 50 / 60 Hz
Mounting type 35 mm DIN rail
Number of modules 4
Operating temperature -30°C to +60°C
Approvals CE / KEMA / VDE
HS Code 8536201090
Country of Manufacture China

Frequently Asked Questions

What is the IMO B10C3N10A-L used for?

The IMO B10C3N10A-L is used to protect three-phase plus neutral electrical circuits against overloads and short circuits in control panels, machinery and distribution boards.

What is the rated current of this MCB?

The IMO B10C3N10A-L has a 10 A rated current.

What does 3P+N mean?

3P+N means the breaker is designed for three phase conductors plus a neutral pole, providing a compact solution for three-phase circuits requiring neutral switching.

What does the left-hand neutral position mean?

The “L” in B10C3N10A-L indicates that the neutral pole is positioned on the left-hand side of the device.

What is the breaking capacity of the B10C3N10A-L?

The breaker has a 10 kA short-circuit breaking capacity.

Trusted by Panel Builders Worldwide

IMO miniature circuit breakers are widely used by electrical contractors, panel builders and OEM manufacturers who require compact installation, reliable protection and long-term performance in industrial electrical systems.