IEC 60309-1:2021 ED5

Plugs, fixed or portable socket-outlets and appliance inlets for industrial purposes - Part 1: General requirements IEC 60309-1:2021 ED5

Publication date:   Jun 18, 2021

General information

60.60 Standard published   Jun 18, 2021


TC 23/SC 23H

International Standard

29.120.30   Plugs, socket-outlets, couplers



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IEC 60309-1:2021 applies to plugs, fixed or portable socket-outlets and appliance inlets hereinafter referred to as accessories, with a rated operating voltage not exceeding 1 000 V DC or 1 000 V AC with a frequency not exceeding 500 Hz and a rated current not exceeding 800 A, primarily intended for industrial use, either indoors or outdoors.
This fifth edition cancels and replaces the fourth edition published in 1999, Amendment 1:2005 and Amendment 2:2012. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
addition of classification, requirements and tests for accessories with shutters;
additional marking to indicate neutral terminal and/or earthing terminal;
replacement of the term "connector" by the term "portable socket-outlet".
The contents of the corrigendum of May 2023 have been included in this copy.

Life cycle


IEC 60309-1:2021 ED5
60.60 Standard published
Jun 18, 2021


IEC 60309-1:2021/COR1:2023 ED5