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Schneider Electric MG NG Miniature Circuit Breaker, 3-Pole, 125A, Type C, 500V AC, 375V DC, 50kA Breaking Capacity 18645

Category Miniature Circuit Breaker Brand Schneider Electric Condition New

Specifications

Country of Origin France
Range MG
Brand Schneider Electric
Model 18645
Depth 81mm
IP Rating IP20
Width 81mm
Mount Type DIN Rail
Current Rating 125A
Series NG
Terminal type Tunnel
Breaking Capacity 50kA
Number of Poles 3
Rated AC Voltage 500V ac
Rated DC Voltage 375V dc
Tripping Characteristics Type C
Tripping Mechanism Magnetic
Reset Actuator Type Toggle Switch

Key Features

  • Three-pole configuration for multi-phase electrical circuit protection.
  • Rated current of 125 amperes suitable for high power applications.
  • Type C tripping characteristic provides protection against circuit over-currents.
  • Operates at rated AC voltage of 500 volts and DC voltage of 375 volts.
  • Breaking capacity of 50 kiloamperes ensures high fault current interruption capability.
  • Designed for DIN rail mounting for easy installation and replacement.
  • Magnetic tripping mechanism for rapid response to short-circuit conditions.
  • Equipped with toggle switch type reset actuator for manual operation.

Product Description

Schneider Electric 18645 Miniature Circuit Breaker is a high-performance 3-pole circuit breaker designed to safeguard electrical circuits from overloads and short circuits. Rated for a current of 125 amperes with Type C tripping characteristics, it is suitable for general applications with medium inrush currents.

This model operates efficiently at 500 volts AC and 375 volts DC, with a breaking capacity of 50kA to safely interrupt high fault currents ensuring electrical system protection. The magnetic tripping mechanism enables a quick response to fault conditions, minimizing damage risks.

Its compact design with dimensions of 81mm width and depth supports DIN rail mounting, facilitating seamless integration into modular enclosures and power panels. The toggle switch reset actuator provides straightforward manual control for resetting the breaker post-trip.

The device features a tunnel type terminal ensuring secure cable connections and an IP20 ingress protection rating to guard against accidental contact with live components. It conforms to international standards including IEC 60529 and EN/IEC 60898-1 and 60947-2, ensuring quality and safety compliance.

Manufactured in France, this breaker belongs to the MG range and NG series, known for durability and reliability in industrial and commercial electrical distribution systems. It is ideally suited for electrical installations in industrial, commercial, and institutional environments requiring robust circuit protection.

Three-pole circuit breaker for three-phase protection. 125A rated current capacity. Type C tripping characteristic for general loads. Magnetic tripping mechanism responsive to short circuits. Rated for 500V AC and 375V DC systems.

High breaking capacity of 50kA for fault interruption. DIN rail mounting design for easy installation. Toggle switch reset actuator for manual control. Tunnel type terminals for secure connections. IP20 protection index for safety.

Conforms to IEC and EN/IEC electrical standards. Manufactured in France ensuring quality assurance. Explore the comprehensive range of Schneider Electric products and circuit breakers on EnvMart for advanced electrical protection solutions.

Schneider Electric MG NG Miniature Circuit Breaker, 3-Pole, 125A, Type C, 500V AC, 375V DC, 50kA Breaking Capacity 18645
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Frequently Asked Questions

This miniature circuit breaker has a rated current of 125 amperes, making it suitable for high power applications.

It features a breaking capacity of 50 kiloamperes, ensuring it can safely interrupt high fault currents.

This unit operates at a rated AC voltage of 500 volts and a rated DC voltage of 375 volts.

This model is a three-pole circuit breaker, designed for multi-phase electrical circuit protection.

It employs a magnetic tripping mechanism that provides a rapid response to short-circuit conditions.

The dimensions of this model are 81mm in width and 81mm in depth, supporting DIN rail mounting.

It is equipped with a toggle switch type reset actuator for manual operation after a trip.

This unit has an IP20 ingress protection rating, guarding against accidental contact with live components.

It conforms to international standards including IEC 60529 and EN/IEC 60898-1 and 60947-2.

This model features tunnel type terminals, ensuring secure cable connections.

It is manufactured in France, ensuring quality assurance in its production.

This circuit breaker is part of the MG range and NG series, known for reliability in electrical distribution systems.

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