High-voltage switchgear and controlgear – Part 204: Rigid gas-insulated transmission lines for rated voltage above 52 kV
standard by International Electrotechnical Commission, 07/26/2011

Electricity metering equipment (a.c.) – Particular requirements – Part 24: Static meters for reactive energy at fundamental frequency(classes 0,5 S, 1 S and 1) CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 11/15/2016

Safety of machinery – Indication, marking and actuation – Part 1: Requirements for visual, acoustic and tactile signals
standard by International Electrotechnical Commission, 02/16/2007

Industrial communication networks – Fieldbus specifications – Part 5-20: Application layer service definition – Type 20 elements
standard by International Electrotechnical Commission, 12/14/2007

Industrial communication networks – Fieldbus specifications – Part 4-17: Data-link layer protocol specification – Type 17 elements
standard by International Electrotechnical Commission, 12/14/2007

Railway applications – Fixed installations – Electric traction – Copper and copper alloy grooved contact wires
standard by International Electrotechnical Commission, 10/05/2016

Audio/video, information and communication technology equipment – Part 1: Safety requirements
standard by International Electrotechnical Commission, 01/21/2010

Fuel cell technologies – Part 3-201: Stationary fuel cell power systems – Performance test methods for small fuel cell power systems
standard by International Electrotechnical Commission, 07/11/2013

High-voltage switchgear and controlgear – Part 203: Gas-insulated metal-enclosed switchgear for rated voltages above 52 kV
standard by International Electrotechnical Commission, 09/07/2011

Surface mounted piezoelectric devices for frequency control and selection – Standard outlines and terminal lead connections – Part 1: Plastic moulded enclosure outlines
standard by International Electrotechnical Commission, 05/07/1999