Industrial-process control valves – Part 2-3: Flow capacity – Test procedures
standard by International Electrotechnical Commission, 12/16/2015

Explosive atmospheres – Part 19: Equipment repair, overhaul and reclamation
standard by International Electrotechnical Commission, 10/27/2006

Auxiliaries for lamps – Ballasts for discharge lamps (excluding tubular fluorescent lamps) – Performance requirements CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 09/25/2006

Methods of measurement for equipment used in digital microwave radio transmission systems – Part 3: Measurement on satellite earth stations – Section 5: Up- and down-converters
standard by International Electrotechnical Commission, 05/09/1994

Heating cables with a rated voltage of 300/500 V for comfort heating and prevention of ice formation
standard by International Electrotechnical Commission, 07/23/2009

Power transformers – Part 15: Gas-filled power transformers
standard by International Electrotechnical Commission, 04/22/2015

Industrial-process measurement and control – Evaluation of system properties for the purpose of system assessment – Part 4: Assessment of system performance
standard by International Electrotechnical Commission, 08/26/1997

Directly heated negative temperature coefficient thermistors – Part 1: Generic specification
standard by International Electrotechnical Commission, 02/13/2008

Magnetic materials – Part 15: Methods for the determination of the relative magnetic permeability of feebly magnetic materials
standard by International Electrotechnical Commission, 09/18/2012

Low-voltage electrical installations – Part 8-1: Functional aspects – Energy efficiency
standard by International Electrotechnical Commission, 02/06/2019