ABB REF620 protection relay, feeder management
Product Model: REF620
Product Description: The REF620 is a versatile and reliable protection relay designed for use in medium-voltage electrical systems. It provides comprehensive protection, monitoring, and control functionalities for transformers, motors, and feeders, enhancing the safety and reliability of power distribution networks.
Brand: ABB
Origin: Switzerland
Net Weight: 1.5 kg
Dimensions: 240 x 200 x 100 mm
Power Supply: 24-250 V DC / 40-250 V AC
Input/Output: 6 configurable digital inputs, 4 relay outputs, 2 analog inputs current/voltage
Communication Interface: Ethernet IEEE 802.3, IEC 61850, Modbus TCP, DNP3
Use: Commonly used in power utilities, industrial plants, and renewable energy installations for protection and automation of electrical distribution systems.
The above parameters are for reference only. Please contact our technical team for precise selection.











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