Why Choose the IMO MCOR-3-74 Thermal Overload Relay?
The IMO MCOR-3-74 is a heavy-duty thermal overload relay designed to provide reliable motor protection for industrial motor starter and automation systems. Engineered specifically for use with the IMO MC contactor series, this overload relay protects motors against overload conditions, excessive current draw and phase failure, helping improve equipment reliability and reduce costly downtime in industrial environments.
Part of the trusted IMO MCOR thermal overload relay range, the MCOR-3-74 features an adjustable overload setting range of 63 to 74A, making it ideal for larger industrial motors and demanding motor control applications. Integrated 1NO + 1NC auxiliary contacts together with robust thermal trip protection provide dependable fault signalling and motor protection performance.
Its compact industrial mounting design allows direct installation onto compatible IMO MC50 to MC74 contactors, creating a reliable and efficient motor starter assembly suitable for compressors, pumps, conveyors, HVAC systems and industrial process equipment.
Key Advantages
- Reliable thermal overload motor protection for industrial applications.
- Adjustable overload range from 63 to 74A.
- Designed for demanding industrial motor starter assemblies.
- 1NO + 1NC auxiliary contacts included.
- Compatible with IMO MC50 to MC74 contactors.
- Compact industrial plug-in mounting configuration.
Key Features
- IMO MCOR thermal overload relay series.
- 63 - 74A adjustable current range.
- Suitable for MC50 to MC74 contactors.
- Manual reset operation.
- 1NO + 1NC auxiliary contacts.
- Integrated thermal overload and phase failure protection.
- Compact contactor-mounted industrial design.
- Heavy-duty industrial motor protection solution.
Reliable Motor Protection for Industrial Systems
Thermal overload relays such as the IMO MCOR-3-74 are designed to protect electric motors from overheating caused by overload conditions, stalled rotors or phase imbalance. By disconnecting the motor before thermal damage occurs, overload relays help improve system reliability, reduce maintenance costs and protect industrial equipment from premature failure.
The MCOR series is specifically engineered for direct integration with IMO MC contactors, creating compact and dependable motor starter assemblies suitable for demanding industrial automation systems and heavy-duty machinery.
Typical Applications
- Industrial motor starter assemblies.
- Pumps and compressor systems.
- HVAC and ventilation equipment.
- Conveyors and material handling systems.
- Industrial automation machinery.
- Three-phase motor protection systems.
