ABB REF601 Feeder Protection Relay ACS2000 Series Good Price

The ABB REF601 is a microprocessor-based feeder protection relay that is designed to protect against overcurrent, earth faults, and voltage disturbances. It is a member of ABB's Relion® product family and part of its 605 series. The relay uses Rogowski coil sensors for current measurement. ABB REF601 feeder protection relay The REF601 has a number of features that make it a versatile tool for protecting feeders in a variety of applications. These features include: Overcurrent protection with both IEC 60255-3 and ANSI/IEEE C37.112-1999 characteristics. Earth fault protection with both IEC 60255-3 and ANSI/IEEE C37.112-1999 characteristics. Voltage disturbance protection with both IEC 60255-3 and ANSI/IEEE C37.112-1999 characteristics. Rogowski coil sensors for current measurement. Two dedicated outputs for breaker control. Optional MODBUS RTU or IEC 60870-5-103 communication. Standard IDMT characteristics according to IEC 61255-3 - Normal Inverse, Very Inverse, Extr