140G-H-EA3R1A

Overview of Allen Bradley 140G-H-EA3R1A

The Allen Bradley 140G-H-EA3R1A is an auxiliary and alarm contact accessory designed for use with frame H, I, and J series molded case circuit breakers. Engineered to integrate seamlessly into industrial breaker panels, this accessory allows advanced signaling and monitoring functions critical to circuit protection and control. It provides three auxiliary contacts and one alarm contact, rated up to 250V AC or DC, enabling clear status indication for breaker operations and fault conditions. With certifications including UL Listed, CSA Certified, and CE, Allen Bradley ensures compliance and reliability in demanding electrical installations. The 140G-H-EA3R1A’s robust construction and compatibility with Allen Bradley’s 140G family support both new installations and maintenance upgrades in electrical distribution systems.

Key Features of Allen Bradley 140G-H-EA3R1A

• Fits H, I, J frame 140G series circuit breakers
• Includes 3 normally open/normally closed auxiliary contacts
• 1 alarm contact for trip or fault indication
• Cable included for easy panel integration
• Rated for 250V AC/DC operation
• Meets UL489, CSA22.2 No. 5, and IEC 60947-2 standards
• Suitable for global control and monitoring applications

Technical Specs of 140G-H-EA3R1A

• Contact Combination: 3 auxiliary + 1 alarm
• Rated Voltage: 250V AC/DC
• Frame Compatibility: H, I, J
• Certifications: UL Listed, CSA Certified, CE
• Compliance: UL489, CSA22.2 No. 5, IEC 60947-2
• Cable: Included
• Product Type: Auxiliary/Alarm Contacts Accessory

Applications / Use Case

Allen Bradley 140G-H-EA3R1A is ideal for applications where circuit protection status feedback and fault signaling are required. Common industries include manufacturing, power distribution, and automation panels where quick fault detection is critical for safety and uptime. Installing this accessory in circuit breaker panels allows operators and control systems to monitor breaker status remotely, automate shut-down procedures, and ensure fast troubleshooting during trip events. The 140G-H-EA3R1A's reliable construction makes it an excellent choice for maintenance teams upgrading existing breaker panels or integrating new auxiliary functions into control architectures. Its compatibility with a range of frame sizes in the 140G series supports flexible deployment in both new and retrofit projects.

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