IEC 61950 Ed. 2.0 b:2007

Cable management systems – Specifications for conduit fittings and accessories for cable installations for extra heavy duty electrical steel conduit
standard by International Electrotechnical Commission, 01/30/2007

IEC 61978-1 Ed. 3.0 en:2014

Fibre optic interconnecting devices and passive components – Fibre optic passive chromatic dispersion compensators – Part 1: Generic specification
standard by International Electrotechnical Commission, 05/23/2014

IEC 61993-1 Ed. 1.0 en:1999

Maritime navigation and radiocommunication equipment and systems – Part 1: Shipborne automatic transponder system installation using VHF digital selective calling (DSC) techniques – Operational and performance requirements, methods of testing and required test results
standard by International Electrotechnical Commission, 04/28/1999

IEC 61557-13 Ed. 1.0 b:2011

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. – Equipment for testing, measuring or monitoring of protective measures – Part 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution system
standard by International Electrotechnical Commission, 07/08/2011

IEC 62271-100 Ed. 2.2 b:2017

High-voltage switchgear and controlgear – Part 100: Alternating-current circuit-breakers CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 06/15/2017

IEC 62044-3 Ed. 1.0 b:2000

Cores made of soft magnetic materials – Measuring methods – Part 3: Magnetic properties at high excitation level
standard by International Electrotechnical Commission, 12/21/2000