imo c4/32r-22 thermal/mag motor circuit breaker 14-22a
IMO C4/32R-22 manual motor circuit breaker with adjustable 14-22 A overload setting, 286 A magnetic trip, phase failure protection and DIN rail mounting for industrial motor protection.
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Why Choose the IMO C4/32R-22 Motor Circuit Breaker?
The IMO C4/32R-22 is a robust manual motor circuit breaker (MPCB) engineered to provide dependable protection for three-phase motors against overloads, short circuits and phase failure. As part of the proven IMO C4 motor protection range, it combines adjustable thermal overload protection with fixed magnetic short circuit protection in a compact, DIN rail mounted device for industrial control panels.
Featuring an adjustable 14 to 22 A current setting range, the C4/32R-22 enables accurate motor protection for a wide variety of industrial applications. The rotary operating handle provides safe manual isolation, while the compact design simplifies installation in new machinery and retrofit control systems.
With a 50 kA short circuit breaking capacity, integrated phase failure protection and compatibility with a comprehensive range of accessories, the IMO C4/32R-22 delivers reliable motor protection for pumps, compressors, conveyors, fans and other industrial machinery.
Key Advantages
Compact manual motor circuit breaker for industrial motor protection.
14 to 22 A adjustable overload setting.
Protects against overload, short circuit and phase failure.
50 kA short circuit breaking capacity at 400 V AC.
Rotary operating handle for manual motor isolation.
DIN rail mounting for fast installation in control panels.
Key Features
IMO C4 motor circuit breaker series.
14 to 22 A adjustable thermal protection.
286 A instantaneous magnetic trip.
Suitable for three-phase motor protection.
Integrated phase failure protection.
DIN rail mounting.
Rotary operating mechanism.
Compatible with auxiliary contacts, shunt trips, undervoltage releases and busbar accessories.
Reliable Motor Protection for Industrial Applications
Motor circuit breakers combine adjustable thermal overload protection with instantaneous magnetic short circuit protection to safeguard electric motors from electrical faults. This reduces downtime, extends motor life and helps maintain reliable machine operation.
The IMO C4 series has been developed for machine builders, panel builders and industrial maintenance engineers requiring dependable motor protection with straightforward installation and excellent accessory compatibility.
Typical Applications
Industrial pumps.
Compressors.
Conveyor systems.
Fans and ventilation equipment.
Production and packaging machinery.
OEM automation systems and industrial control panels.
Technical Specifications
Current
22 A
Manufacturer
IMO Precision Controls
Series
C4 Motor Circuit Breakers
Model
C4/32R-22
Product type
Manual motor circuit breaker
Current setting range
14 to 22 A
Magnetic trip
286 A
Breaking capacity
Up to 50 kA at 400 V AC
Protection functions
Overload, short circuit and phase failure
Rated frequency
50 / 60 Hz
Protection rating
IP20
Mounting type
35 mm DIN rail
Operation
Rotary handle
HS Code
8536201090
Country of Manufacture
South Korea
Frequently Asked Questions
What is the IMO C4/32R-22 used for?
The C4/32R-22 protects three-phase electric motors against overloads, short circuits and phase failure while providing a convenient means of manual motor isolation.
What current range does this breaker support?
The adjustable thermal overload setting can be configured between 14 A and 22 A to match the motor's full load current.
What is the magnetic trip level?
The breaker provides an instantaneous magnetic trip at approximately 286 A to rapidly disconnect high fault currents.
Can the C4/32R-22 be DIN rail mounted?
Yes. It is designed for installation on a standard 35 mm DIN rail within electrical control panels.
What accessories are available?
The IMO C4 range supports auxiliary contacts, alarm contacts, shunt trips, undervoltage releases, busbars and enclosure accessories.
Trusted by Industrial Control Panel Builders
IMO C4 motor circuit breakers are widely specified by OEMs, machine builders and industrial electricians for dependable motor protection, reliable isolation and long service life in demanding industrial applications.
Current
22 A
Manufacturer
IMO Precision Controls
Series
C4 Motor Circuit Breakers
Model
C4/32R-22
Product type
Manual motor circuit breaker
Current setting range
14 to 22 A
Magnetic trip
286 A
Breaking capacity
Up to 50 kA at 400 V AC
Protection functions
Overload, short circuit and phase failure
Rated frequency
50 / 60 Hz
Protection rating
IP20
Mounting type
35 mm DIN rail
Operation
Rotary handle
HS Code
8536201090
Country of Manufacture
South Korea
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
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Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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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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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...