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IEC 60050-715 Amd.3 Ed. 1.0 b:2021
Amendment 3 - International Electrotechnical Vocabulary (IEV) - Part 715: Telecommunication networks, teletraffic and operation
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IEC 60700-1 Ed. 2.1 b:2021
Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing CONSOLIDATED EDITION
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IEC 63171-2 Ed. 1.0 en:2021
Connectors for electrical and electronic equipment - Part 2: Detail specification for 2-way, shielded or unshielded, free and fixed connectors: mechanical mating information, pin assignment and additional requirements for type 2
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IEC 60444-6 Ed. 3.0 b:2021
Measurement of quartz crystal unit parameters - Part 6: Measurement of drive level dependence (DLD)
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