Rockwell Automation 857-3C6DNL857 Motor Feeder Protection Relay, Advanced Circuitry for Industrial Applications
The Rockwell Automation A-B 857-3C6DNL857 Motor Feeder Protection Relay is an advanced solution designed for protecting motors and feeders in industrial environments. It provides reliable protection against overloads, short circuits, and other electrical faults, ensuring continuous operation and safety in critical applications.
Manufacturer:Allen Bradley
Model Number:857-3C6DNL857
Protection Rating:IP65
Operating Voltage Range:200-690V AC
Frequency Range:50/60Hz
Current Rating:Up to 1000A
Trip Characteristics:Instantaneous, Inverse Time
Communication Protocol:Modbus RTU
Environmental Temperature Range:-40°C to +85°C
Certifications:CE, UL, CSA
This advanced Motor Feeder Protection Relay from Rockwell Automation delivers unparalleled reliability and performance in protecting motors and feeders against a wide range of faults and abnormal conditions.
It features robust construction and high-quality materials ensuring long service life and minimal maintenance.
The relay includes multiple protection classes such as overload, short circuit, and ground fault detection, providing a comprehensive solution for safeguarding your critical industrial equipment.
With its wide operating temperature range, it can be deployed in extreme environmental conditions without compromising on functionality.
Certified to meet international standards including CE, UL, CSA, and IECEx, this relay meets global compliance requirements, making it an ideal choice for industrial applications worldwide.











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