ABB PSR Softstarter Starts per Hour Data

This document provides data on the maximum number of starts per hour for ABB PSR softstarters, both with and without an auxiliary fan, based on motor rated current (Ie) and specific starting conditions. The tables list permissible start frequencies for various PSR models (e.g., PSR6, PSR16, PSR30) at ambient temperature 40°C, with a starting current of 4×Ie and a ramp time of 6 seconds.