140M-C-AFA11

Overview of Allen Bradley 140M-C-AFA11

The Allen Bradley 140M-C-AFA11 is an auxiliary contact block designed for seamless integration with 140M motor protection circuit breakers. It features one normally open (1 NO) and one normally closed (1 NC) contact, providing versatile monitoring and control functionality. This front-mounted auxiliary contact allows additional signaling capabilities without increasing width, ensuring compact installation. Rated for operation currents suitable for standard industrial control applications, the 140M-C-AFA11 supports manual motor starters in non-severe duty applications. It is engineered for reliable performance and compatibility with Allen Bradley's 140M-C, 140M-D, and 140M-F frame circuit breakers, making it an essential accessory in motor control and protection setups.

Key Features of Allen Bradley 140M-C-AFA11

• Front-mounted auxiliary contact block with one normally open and one normally closed contact
• Compact design with no additional width when mounted on 140M motor protection breakers
• Rated operation current: up to 5 A at 40 °C, and suitable for AC-15 and DC-13 control circuits
• Compatible with 140M-C, 140M-D, and 140M-F frame circuit breakers
• Facilitates motor control circuit signaling and status monitoring
• Simple front fastening mounting for quick installation and maintenance
• Durable construction for long service life in industrial environments
• Supports a wide range of motor sizes and control configurations

Technical Specs of 140M-C-AFA11

Specification	Details
Contact Configuration	1 Normally Open (NO), 1 Normally Closed (NC)
Mounting Type	Front fastening
Rated Operational Current Ie at 40 °C	5 A
AC-15 Rated Current at 24 V	4 A
AC-15 Rated Current at 120 V	3 A
AC-15 Rated Current at 240 V	1.5 A
DC-13 Rated Current at 24 V	2 A
DC-13 Rated Current at 110 V	0.5 A
DC-13 Rated Current at 220 V	0.25 A

Applications / Use Case

The Allen Bradley 140M-C-AFA11 auxiliary contact block is widely used in motor control and protection applications, where reliable signaling of breaker status is essential. It is suitable for integration into manual motor starters and combination motor controllers in industrial facilities. Typical applications include factory automation, conveyor systems, pump controls, and HVAC systems, where it provides feedback on motor starter position or status to control panels or programmable logic controllers (PLCs). Its compact and front-mount design helps maintain space efficiency in panel layouts while allowing easy retrofitting to existing 140M motor protection devices. The device is ideal for non-severe duty environments requiring durable performance and precise operation monitoring.

Related Resources

• LeadTime.ca – Industrial Automation Components & Repair Services
• View All Allen Bradley Products
• Top PLC Brands Compared: Siemens, Allen Bradley & Mitsubishi
• Allen Bradley 1321-3R18-B Resistor Assembly
• Allen Bradley 194E-SY Disconnect Switch