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Lightning and surge voltage protection for photovoltaic (PV) power supply systems. Original standard PD IEC TR 63227-2020 in PDF full version. Additional info + preview on request

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Measurement protocols for photovoltaic devices based on organic, dye-sensitized or perovskite materials. Original standard PD IEC TR 63228-2019 in PDF full version. Additional info + preview on request

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Consideration of energy efficiency in wireless power transfer technology. Original standard PD IEC TR 63231-2019 in PDF full version. Additional info + preview on request

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Process management for avionics. Electronics design - Electrical signal properties, naming conventions and interface control document (ICD). Original standard PD IEC TR 63238-1-2019 in PDF full version. Additional info + preview on request

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Radio frequency beam wireless power transfer (WPT) for mobile devices. Original standard PD IEC TR 63239-2020 in PDF full version. Additional info + preview on request

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Configurable car infotainment services (CCIS) - Protocol. Original standard PD IEC TR 63246-4-2022 in PDF full version. Additional info + preview on request

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