REF620 NBFNAANNNDA1BBN1XF ABB
REF620 NBFNAANNNDA1BBN1XF ABB The following is a description of REF620 NBFNAANNNDA1BBN1XF ABB products,parameters,applications and brand description: Product description The REF620 NBFNAANNNDA1BBN1XF is a digital relay protection device from ABB that integrates protection,control and automation.This product is specifically designed to protect,control,measure and monitor public and industrial power grids,including radiant,ring and mesh grids.It provides feeder overcurrent and…