ABB REJ601 Feeder Protection Relay – Advanced, Compact, and Reliable
The ABB REJ601 is a versatile and compact numerical feeder protection relay designed to provide primary and backup protection for medium-voltage electrical feeders in utility, industrial, and commercial power systems. The specific model REJ601BD446BC1NH with auxiliary supply 240V AC/DC and manufacturer part number 1VYV91144812 offers a robust solution for demanding applications.
This relay integrates advanced protection functions, control capabilities, and measurement features into a single, easy-to-use unit. Its communication capabilities ensure seamless integration into modern SCADA and automation systems, providing real-time data and remote control for enhanced grid management and operational efficiency.
Key Features & Benefits:
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Comprehensive Protection:Â Includes definitive-time, inverse-time, and instantaneous overcurrent protection (ANSI 50, 51, 50N, 51N) for both phase and earth faults, safeguarding your equipment from damage.
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Flexible Auxiliary Supply:Â The 240V AC/DC power supply option makes it suitable for a wide range of substation and industrial power configurations.
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Advanced Numerical Technology:Â Provides high accuracy, stability, and fast tripping times for improved system reliability.
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Clear User Interface:Â Features a large, backlit LCD display and intuitive menu for easy configuration, commissioning, and real-time monitoring of currents, voltages, and statuses.
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Powerful Communication:Â Supports standard communication protocols like IEC 61850, Modbus, and DNP3 for seamless integration into network control systems.
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Event Recording & Oscillography:Â Built-in disturbance recorder and event logger with time-stamping help in post-fault analysis, reducing downtime and simplifying troubleshooting.
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Robust Design:Â Housed in a compact, 1/2 x 19″ rack case, it is built to withstand harsh electrical environments, ensuring long-term reliability.
Typical Applications:
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Industrial Plant Feeder Protection
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Utility Distribution Substations
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Commercial Building Power Distribution
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Ring Main Unit (RMU) Protection
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Renewable Energy Integration Points
ABB REJ601 FEEDER PROTECTION RELAY REJ601BD446BB1NH 24-240 VAC/DC
MAKE : ABB
REJ601 FEEDER PROTECTION RELAY
REJ601BD446BB1NH
24-240 VAC/DC
Sr. No. : 1VYV91249374
50/60 Hz      Pq : <10W
STANDARD : IEC V2.2 FP1
In/Io : 5A
MADE IN INDIA









