EN IEC 60276 pdf – Carbon brushes, brush holders, commutators and slip-rings – Definitions and nomenclature (IEC 60276:2018) 1 Scope This document applies to carbon brushes for electrical machinery.For the present, it appliesonly to carbon brushes for commutators and slip-rings in rotating machines. Terms and definitions are relative to the brush construction (references 100’s to 500’s andparts of 900’s) and...