imo c4/32r-0,4 thermal/mag motor circuit breaker 0.25-0.4a

Why Choose the IMO C4/32R-0,4 Motor Protection Circuit Breaker?

The IMO C4/32R-0,4 is a compact and dependable thermal magnetic motor protection circuit breaker (MPCB) designed to protect three-phase electric motors against overloads, short circuits and phase failure. As part of the trusted IMO C4 Motor Protection Circuit Breaker series, it is engineered for industrial machinery, automation systems and OEM control panels requiring reliable motor protection.

The C4/32R-0,4 features an adjustable thermal overload setting from 0.25 to 0.40A together with a fixed 5.2A magnetic short-circuit trip. This combination delivers accurate overload protection while ensuring rapid fault clearance during short-circuit conditions.

Designed for DIN rail or panel mounting, the C4/32R-0,4 combines overload protection, short-circuit protection and manual motor isolation within a compact housing, helping reduce panel space while improving electrical safety and simplifying installation.

Key Advantages

• Compact thermal magnetic motor protection circuit breaker.
• Adjustable overload range of 0.25 to 0.40A.
• 5.2A magnetic short-circuit trip.
• Protects against overload, short circuit and phase failure.
• Manual motor isolation and switching capability.
• Suitable for DIN rail and panel mounting.

Key Features

• IMO C4 Motor Protection Circuit Breaker series.
• 0.25 to 0.40A adjustable thermal setting.
• 5.2A instantaneous magnetic trip.
• Three-pole motor protection.
• Thermal magnetic trip mechanism.
• Phase failure sensitivity.
• High short-circuit breaking capacity.
• Compatible with auxiliary contacts, shunt trips and undervoltage releases.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: C4 Motor Protection Circuit Breakers
• Model: C4/32R-0,4
• Product type: Thermal magnetic motor protection circuit breaker
• Thermal adjustment range: 0.25 to 0.40A
• Magnetic trip: 5.2A
• Number of poles: 3
• Rated operational voltage: Up to 690V AC
• Rated insulation voltage: 690V AC
• Frequency: 50 / 60Hz
• Short-circuit breaking capacity: Up to 100kA
• Protection: Overload, short circuit and phase failure
• Mounting type: DIN rail or panel mounting
• 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 within one compact device. The IMO C4 series simplifies control panel design while providing dependable protection for electric motors operating in industrial automation and machinery applications.

The C4/32R-0,4 is particularly suited to protecting low-power motors with a full load current between 0.25A and 0.40A, helping reduce downtime and extend motor service life.

Typical Applications

• Industrial motor starters.
• Machine building and OEM equipment.
• Automation control panels.
• Small three-phase motors.
• Conveyor and material handling systems.
• Industrial manufacturing 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, compact installation and reliable long-term operation.