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Measurement of the complex permittivity for low-loss dielectric substrates balanced-type circular disk resonator method. IEC 63185:2025-03. Original standard IEC 63185-2025 in PDF full version. Additional info + preview on request

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Nuclear power plants - Instrumentation and control systems important to safety - Criteria for seismic trip system. IEC 63186:2021-08(en-fr). Original standard IEC 63186-2021 in PDF full version. Additional info + preview on request

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Railway applications - Fixed installations - Electric traction - Copper and copper alloy catenary wires for overhead contact line systems. IEC 63190:2023-08(en-fr). Original standard IEC 63190-2023 in PDF full version. Additional info + preview on request

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Lead-acid batteries for propulsion power of lightweight vehicles - General requirements and methods of test. IEC 63193:2020-11(en-fr). Original standard IEC 63193-2020 in PDF full version. Additional info + preview on request

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Photovoltaic cells - Part 1- Measurement of light-induced degradation of crystalline silicon photovoltaic cells. IEC 63202-1:2019-06(en-fr). Original standard IEC 63202-1-2019 in PDF full version. Additional info + preview on request

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Wearable electronic devices and technologies - Part 101-1- Terminology. IEC 63203-101-1:2021-06(en-fr). Original standard IEC 63203-101-1-2021 in PDF full version. Additional info + preview on request

Document status: Active