OMRON J7MN-3P-4 Motor Protection Circuit Breaker

The OMRON J7MN-3P-4 is a versatile and reliable motor protection circuit breaker designed to safeguard motors against thermal overload and short circuits. This 3-pole device offers a rated current of 10 A, providing a robust protection solution for motors with a power rating up to 4 kW at 400 V AC.

Key Features:

• Thermal Overload Protection: The J7MN-3P-4 features a setting range of 6-10 A for thermal overload release, ensuring that motors are protected from excessive heat buildup.
• Short-Circuit Protection: It has an instantaneous short-circuit release current setting of 130 A, providing rapid response to fault conditions.
• High Breaking Capacity: The circuit breaker has a short-circuit breaking capacity of up to 100 kA, ensuring efficient operation in demanding environments.
• Screw-Type Terminals: Easy installation and secure connections are facilitated by the screw-type terminals.
• Compact Design: The device measures 45 mm in width, 98 mm in height, and 75 mm in depth (without packaging), making it suitable for space-constrained applications.

Benefits and Unique Selling Points:

• Reliability and Safety: OMRON's J7MN series is renowned for its reliability and safety features, ensuring long-term protection of motors and equipment.
• Flexibility: The J7MN-3P-4 can be easily integrated into various industrial automation setups due to its standard dimensions and compatibility with common installation systems.
• Compliance: It meets international standards for motor starters, ensuring compliance with regulatory requirements.

Technical Specifications:

• Rated Power (AC2/AC3 at 400 V): 4 kW
• Rated Current: 10 A
• Setting Range for Thermal Overload Release: 6-10 A
• Instantaneous Short-Circuit Release Current: 130 A
• Short-Circuit Breaking Capacity: Up to 100 kA
• Terminal Type: Screw
• Product Dimensions: 45 mm x 98 mm x 75 mm

Safety and Compatibility:

• Operating Temperature: -20°C to +70°C
• Storage/Transport Temperature: -50°C to +80°C
• Utilization Category: IEC 60947-2