imo c4/100r-63 thermal/mag motor circuit breaker 45-63a

Why Choose the IMO C4/100R-63 Motor Protection Circuit Breaker?

The IMO C4/100R-63 is a robust thermal magnetic motor protection circuit breaker (MPCB) designed to provide reliable protection for three-phase electric motors against overloads, short circuits and phase failure. As part of the IMO C4 Motor Protection Circuit Breaker series, it is engineered for industrial machinery, motor starter assemblies, automation panels and OEM control systems requiring dependable motor protection.

This motor protection circuit breaker features an adjustable thermal overload setting from 40.0 to 63.0A with a high instantaneous magnetic short-circuit trip level. The thermal magnetic design provides accurate overload protection while ensuring rapid disconnection under fault conditions, helping protect motors, cables and connected equipment.

Designed for panel installation in industrial control systems, the C4/100R-63 combines overload protection, short-circuit protection and manual motor isolation within a compact and durable device. It is suitable for larger motors and higher-current applications where reliable switching, protection and isolation are essential.

Key Advantages

• Heavy-duty thermal magnetic motor protection circuit breaker.
• Adjustable overload range of 40.0 to 63.0A.
• Designed for higher-current three-phase motor protection.
• Protects against overload, short circuit and phase failure.
• Manual motor isolation and switching capability.
• Suitable for industrial motor starters and control panels.

Key Features

• IMO C4 Motor Protection Circuit Breaker series.
• 40.0 to 63.0A adjustable thermal setting.
• Three-pole motor protection.
• Thermal magnetic trip mechanism.
• Phase failure sensitivity.
• High short-circuit breaking capacity.
• Manual reset and isolation functionality.
• Compatible with industrial motor control accessories.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: C4 Motor Protection Circuit Breakers
• Model: C4/100R-63
• Product type: Thermal magnetic motor protection circuit breaker
• Thermal adjustment range: 40.0 to 63.0A
• Number of poles: 3
• Rated operational voltage: Up to 690V AC
• Rated insulation voltage: 690V AC
• Frequency: 50 / 60Hz
• Protection: Overload, short circuit and phase failure
• Mounting type: Panel mounting
• Application: Three-phase motor protection
• Standards: IEC/EN 60947-1, IEC/EN 60947-2 and IEC/EN 60947-4-1

Reliable Motor Protection for Industrial Applications

Motor protection circuit breakers combine overload protection, short-circuit protection and manual isolation in one dedicated device. The IMO C4 series helps simplify motor control panel design while providing dependable protection for electric motors used in industrial automation, manufacturing, pumping and processing applications.

The C4/100R-63 is suited to protecting motors with a full load current between 40.0A and 63.0A, helping reduce downtime, improve operational safety and extend motor service life in demanding industrial environments.

Typical Applications

• Industrial motor starters.
• Machine building and OEM equipment.
• Automation and process control panels.
• Pumps, fans and compressors.
• Conveyor and material handling systems.
• Manufacturing and production equipment.

Trusted by Industrial Engineers Worldwide

IMO C4 motor protection circuit breakers are trusted by panel builders, OEMs and industrial engineers for dependable motor protection, safe isolation and reliable long-term performance in industrial control systems.