Belarus standards PDF
Original standard BS EN IEC 61238-1-3-2019 + A11-2019 in PDF full version. Additional info + preview on request
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Live working. Voltage detectors - Capacitive type to be used for voltages exceeding 1 kV AC. Original standard BS EN IEC 61243-1-2021 in PDF full version. Additional info + preview on request
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Materials for printed boards and other interconnecting structures - Reinforced base materials, clad and unclad. Base materials for integrated circuit card carrier tape, unclad. Original standard BS EN IEC 61249-2-51-2023 in PDF full version. Additional info + preview on request
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Materials for printed boards and other interconnecting structures - Sectional specification set for reinforcement materials. Specification for finished fabric woven from "E" glass for printed boards. Original standard BS EN IEC 61249-6-3-2023 in PDF full version. Additional info + preview on request
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Electroacoustics. Instruments for measurement of aircraft noise. Performance requirements for systems to measure sound pressure levels in noise certification of aircraft. Original standard BS EN IEC 61265-2018 in PDF full version. Additional info + preview on request
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Fibre optic communication subsystem test procedures - General communication subsystems. Measurement of central wavelength, spectral width and additional spectral characteristics. Original standard BS EN IEC 61280-1-3-2021 in PDF full version. Additional info + preview on request
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