A-B 857-3C6BEA857 Motor Feeder Protection Relay, Comprehensive Protection for Industrial Applications
The A-B 857-3C6BEA857 Motor Feeder Protection Relay offers robust protection for motors and feeders in industrial environments. It ensures safe and efficient operation by detecting and responding to electrical faults, protecting critical equipment from damage.
Manufacturer:Allen Bradley
Model Number:857-3C6BEA857
Protection Type:Motor Feeder
Rated Current:Up to 600A
Voltage Rating:600V
Trip Characteristics:Thermal-magnetic
Operating Temperature Range:-40°C to +85°C
Environmental Protection:IP20
Certifications:CE, UL, CSA
The A-B 857-3C6BEA857 Motor Feeder Protection Relay is designed specifically for industrial applications where high reliability and quick response to faults are essential. Its compact design allows for easy installation in tight spaces, making it ideal for use in manufacturing plants, mining operations, and energy facilities.
Equipped with advanced digital protection algorithms, this relay provides accurate and consistent performance under various operating conditions. Its intuitive user interface facilitates easy setup and monitoring, reducing downtime and maintenance costs.
The relay features a robust construction with an IP20 rating, ensuring protection against dust and accidental contact with live parts. Its wide operating temperature range makes it suitable for harsh environments, including those with extreme temperatures.
Supported by Rockwell Automation’s extensive support network, the A-B 857-3C6BEA857 Motor Feeder Protection Relay is backed by industry-leading certifications, including CE, UL, and CSA, ensuring compliance with international safety standards.






















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