
Low-voltage switchgear and controlgear Contactors and motor-starters - A.C. semiconductor motor controllers and starters
出版:Standards Australia

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Applies to controllers and starters intended to be connected to circuits, the rated voltage of which does not exceed 1000 V a.c. and which uses power semi-conductor switching elements for simple starting and stopping, manoeuvring and controlled running of induction motors. This Standard is identical in technical content and reproduced from IEC 60947-4-2:1999.
IEC 60947-4-2 Ed. 2.0 - Identical