IEC 62586-2 Ed. 2.1 b:2021

Power quality measurement in power supply systems – Part 2: Functional tests and uncertainty requirements
standard by International Electrotechnical Commission, 09/15/2021

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IEC 60730-2-5 Amd.2 Ed. 4.0 b:2021

Amendment 2 – Automatic electrical controls – Part 2-5: Particular requirements for automatic electrical burner control systems
Amendment by International Electrotechnical Commission, 01/01/2021

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IEC 63013 Amd. 1 Ed. 1.0 b:2021

Amendment 1 to LED packages – Long-term luminous and radiant flux maintenance projection
Amendment by International Electrotechnical Commission, 10/01/2021

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IEC 63277 Ed. 1.0 en:2021

Binary power generation systems with capacity less than 100 kW – Performance test methods
standard by International Electrotechnical Commission, 11/01/2021

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IEC 63249-1 Ed. 1.0 b:2021

Waveguide to coaxial adapters – Part 1: Generic specification – General requirements and test methods
standard by International Electrotechnical Commission, 06/01/2021

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IEC 63152 Ed. 1.0 b:2020

Smart cities – City service continuity against disasters – The role of the electrical supply
standard by International Electrotechnical Commission, 07/01/2020

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IEC 60050-131 Amd.5 Ed. 2.0 b:2021

Amendment 5 – International Electrotechnical Vocabulary (IEV) – Part 131: Circuit theory
Amendment by International Electrotechnical Commission, 09/01/2021

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IEC 61937-11 Ed. 2.0 en:2021

Digital audio – Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 – Part 11: MPEG-4 AAC and its extensions in LATM/LOAS
standard by International Electrotechnical Commission, 07/01/2021

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IEC 63175 Ed. 1.0 en:2021

Fixed energy high intensity proton cyclotron within the energy range of 10 MeV to less than 30 MeV
standard by International Electrotechnical Commission, 11/01/2021

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IEC 63159-2-2 Ed. 1.0 b:2021

Household electric instantaneous water heaters – Methods for measuring the performance – Part 2-2: Efficiency of single point of use electric instantaneous water heaters
standard by International Electrotechnical Commission, 10/01/2021

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