Optical circuit boards – Part 4-214: Interface standards – Terminated waveguide OCB assembly using a single-row thirty-two-channel symmetric PMT connector
standard by International Electrotechnical Commission, 05/13/2020
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)
standard by International Electrotechnical Commission, 06/17/2020
Flanges for waveguides – Part 4: Relevant specifications for flanges for circular waveguides
standard by International Electrotechnical Commission, 03/22/2017
Power transformers. Part 5: Ability to withstand short-circuit. First edition (1976) incorporating Amendment No. 1 (1979)
standard by International Electrotechnical Commission, 01/01/1976
Basic environmental testing procedures – Part 2-11: Tests – Test Ka: Salt mist
standard by International Electrotechnical Commission, 01/01/1981
Packaging of winding wires – Part 3-4: Taper barrelled delivery spools – Basic dimensions of containers for taper barrelled delivery spools
standard by International Electrotechnical Commission, 04/23/1999
Radio-frequency connectors – Part 28: Radio-frequency coaxial connectors with inner diameter of outer conductor of 5,60 mm (0,220 in) with snap-on coupling – Characteristic impedance 75 ohms
standard by International Electrotechnical Commission, 01/31/1994
Supplement D – General principles of nuclear reactor instrumentation – Principles of instrumentation for pressurized water reactors
standard by International Electrotechnical Commission, 01/01/1975
Electrical installations for lighting and beaconing of aerodromes – Connecting devices – General requirements and tests
standard by International Electrotechnical Commission, 06/24/2020
Electrical relays – Part 22-7: Electrical disturbance tests for measuring relays and protection equipment – Power frequency immunity tests
standard by International Electrotechnical Commission, 04/11/2003
