imo mcor-1-2.7 thermal overload relay for mc10-mc22 contactors 1.8-2.7 amps

Why Choose the IMO MCOR-1-2.7 Thermal Overload Relay?

The IMO MCOR-1-2.7 is a high-quality thermal overload relay engineered to provide reliable motor protection in industrial motor starter and automation applications. Designed for use with IMO MC10 to MC22 contactors, this overload relay safeguards electric motors against overload conditions, phase failure and excessive current draw.

As part of the trusted IMO motor control range, the MCOR-1-2.7 combines compact construction with dependable electromechanical protection. The relay features both manual and automatic reset functionality, making it suitable for a wide range of industrial machinery and OEM motor control panels.

With an adjustable current setting range of 1.8 to 2.7 A, the IMO MCOR-1-2.7 is ideal for protecting smaller three-phase motors used in conveyors, pumps, fans, compressors and machine tools. Its direct mounting format allows seamless integration with IMO contactors for efficient panel assembly and simplified motor starter construction.

Key Advantages

• Reliable thermal overload motor protection for industrial applications.
• Adjustable overload current range from 1.8 to 2.7 A.
• Compatible with IMO MC10 to MC22 contactors.
• Manual and automatic reset modes for flexible operation.
• Integrated auxiliary contacts with 1NO + 1NC configuration.
• Compact direct-mount design simplifies motor starter assembly.

Key Features

• IMO MCOR thermal overload relay series.
• 1.8–2.7 A adjustable current range.
• Thermal overload and phase failure protection.
• Manual / automatic reset selection.
• 1 normally open and 1 normally closed auxiliary contact.
• Designed for use with MC10 to MC22 contactors.
• Compact DIN rail and panel-friendly installation.
• Trip Class 10A protection characteristics.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: MCOR Thermal Overload Relays
• Model: MCOR-1-2.7
• Product type: Thermal overload relay
• Adjustable current range: 1.8–2.7 A
• Compatible contactors: IMO MC10 to MC22
• Reset type: Manual / automatic selectable
• Auxiliary contacts: 1NO + 1NC
• Protection function: Thermal overload and phase failure protection
• Trip class: Class 10A
• Mounting type: Direct mounting to contactor
• Voltage rating: Up to 690 V AC
• Number of poles: 3-pole
• Operating temperature: Approx. -25°C to +60°C
• Connection type: Screw clamp terminals
• Weight: Approx. 0.16 kg

Reliable Protection for Industrial Motors

Thermal overload relays protect electric motors by monitoring current draw and disconnecting the motor circuit when excessive current or overheating conditions occur. This helps prevent motor winding damage, downtime and premature equipment failure.

The IMO MCOR series is designed for industrial motor control systems requiring dependable overload protection with straightforward integration into contactor-based starter assemblies. The relay’s compact design and adjustable current settings make it ideal for OEM machinery and industrial automation applications.

Typical Applications

• Industrial motor starter assemblies.
• Conveyors and material handling equipment.
• Pumps, compressors and ventilation systems.
• Packaging and production machinery.
• Machine tools and automation systems.
• OEM electrical control panels.

Trusted by Industrial Engineers Worldwide

IMO thermal overload relays are widely used in industrial automation and motor control systems to deliver reliable motor protection, long operational life and dependable machine safety.