ABB ACS380, ACS580, ACH580, ACQ580, ACS880 Branch Circuit Protection Guide

This document outlines acceptable alternative fuses, manual motor protectors, and circuit breakers for branch circuit protection on ABB ACS380, AC(H,Q,S)580, and ACS880 drives. It provides guidelines for selecting alternative protection devices that meet specific characteristics, supplementing the recommendations found in the drive-specific hardware manuals.