ABB Softstarter Selection Guide (PSR, PSE, PST, PSTB)

This document provides a comprehensive selection guide for ABB softstarter ranges (PSR, PSE, PST, PSTB), including motor power ratings, current ratings, coordination types, and recommended protection devices such as manual motor starters, MCCBs, fuses, and contactors. It also covers application-specific start classes (Normal Class 10 and Heavy Duty Class 30), bypass options, and setting parameters for start ramp, stop ramp, and initial voltage.