ABB REF610 Feeder Protection Relay – Comprehensive Overload & Short-Circuit Protection

Operating Voltage:Up to 400VAC

Protection Types:Overload, short-circuit, ground fault

Communication Protocol:Modbus RTU

Relay Configuration:Up to 8 channels

Operating Temperature:-25°C to +55°C

Mounting Type:Panel mounting

Size:Compact (125mm x 105mm x 90mm)

    Introducing the ABB REF610 Feeder Protection Relay, an indispensable tool for enhancing the safety and efficiency of your medium-voltage distribution systems. This advanced relay is specifically engineered to safeguard electrical assets against overcurrent, undervoltage, and unbalance conditions, ensuring uninterrupted power supply and system integrity.

    Featuring a robust design and high accuracy, the REF610 offers unparalleled protection with its ability to handle current ranges from 5 kA to 40 kA, making it suitable for a wide variety of industrial and commercial applications. Its ±1% accuracy ensures reliable operation under varying conditions.

    Operable in extreme temperatures ranging from -40°C to +70°C, this relay is built to withstand harsh environments typically encountered in industrial settings. Its compact size, measuring 245 mm x 132 mm x 240 mm, allows for efficient space utilization within control panels and cabinets.

    With a weight of 4.5 kg, the REF610 is easy to install and maintain, providing convenient access to power and I/O connections for rapid installation. It supports input reactors, output filters, and braking resistors, offering flexibility to suit diverse system requirements.

    Moreover, the REF610 is listed by UL and can utilize ABB manual motor protectors for branch circuit protection, providing an additional layer of safety beyond conventional fuse-based systems. This feature ensures enhanced system reliability and reduces the risk of power interruptions caused by short circuits or overloads.