Allen Bradley AB Motor Protector Circuit Breaker 2.5-4A 140MT-C3E-B40 /A

Allen-Bradley 140MT-C3E-B40 Motor Protection Circuit Breaker

The Allen-Bradley 140MT-C3E-B40 is a robust motor protection circuit breaker designed to safeguard motors against overloads and short circuits. With an adjustable thermal current range of 2.5 to 4.0 amps, it offers flexibility to accommodate various motor applications.

Key Features

• Adjustable Thermal Current Range: 2.5 to 4.0 A
• Fixed Magnetic Trip: Set at 14 times the rated current (14 x Ie)
• Trip Class: Class 10, ensuring rapid response to overload conditions
• Frame Size: C Frame, providing a compact and durable design
• Breaking Capacity: Standard, suitable for typical industrial applications
• Mounting: 35mm DIN rail with screw terminals for straightforward installation
• Auxiliary Options: Supports front and side-mounted auxiliaries for enhanced signaling capabilities
• Compatibility: Seamlessly integrates with Allen-Bradley 100-C and 100-E series contactors for combination motor starters
• Certifications: CE, UL Listed, ATEX, IECEx, China CCC, Eurasian Economic Community, Registro Italiano Navale

Technical Specifications

• Voltage Rating: 480V AC, 60 Hz
• Poles: 3
• Interrupt Rating: 65 kA at 480V AC
• Operating Temperature Range: -25°C to 70°C
• Storage Temperature Range: -40°C to 85°C
• Humidity: 5% to 95% non-condensing
• Pollution Degree: 3

The 140MT-C3E-B40 is engineered to deliver reliable motor protection in diverse industrial environments, ensuring operational safety and equipment longevity.