This International Standard specifies requirements for conduit and cable fittings including cast metal boxes and conduit bodies used with extra-heavy duty electrical rigid steel (EHDERS) conduit conforming to IEC 60981. This edition constitutes a technical revision. It incorporates numerous additional tables which are significant changes to the first edition including: revision and update; new requirements necessitated by the proliferation of communication cables used in connection with EHDERS conduits and fittings
IEC 61950 Ed. 2.0 b:2007 History
IEC 61950 Ed. 3.0 en:2019
$183.00 $367.00
IEC 61950 Ed. 2.0 b:2007
$187.00 $375.00
IEC 61950 Ed. 1.0 b:1997
$69.00 $139.00
More Standards PDF
IEEE 1003.1-2001
$172.00 $344.00
IEC 60793-1-30 Ed. 1.0 b:2001
$28.00 $56.00
IEC 60793-1-46 Ed. 1.0 b:2001
$25.00 $51.00
IEC 60811-1-3 Ed. 2.1 b:2001
$67.00 $134.00












