KSIEC62271-106:2021

High-voltage switchgear and controlgear-Part 106: Alternating current contactors, contactorbased controllers and motor-starters.

Applies to AC contactors and/or contactor-based controllers and motorstarters designed for indoor installation and operation at frequencies up to and including 60 Hz on systems having voltages above 1 kV and up to and including 24 kV.