Historical
IEC 61386-1 Ed. 1.0 b:1996
Conduit systems for electrical installations - Part 1: General requirements
Specifies requirements and tests for conduit systems, including conduits and conduit fittings, for the protection and management of insulated conductors and/or cables in electrical installations or in communication systems up to 1 000 V a.c. and/or 1 500 V d.c.
International Electrotechnical Commission [iec]