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Nuclear power plants. Instrumentation, control and electrical power systems important to safety. Categorization of functions and classification of systems. Original standard BS EN IEC 61226-2021 in PDF full version. Additional info + preview on request

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Fluorescent ultraviolet lamps used for tanning. Measurement and specification method. Original standard BS EN IEC 61228-2020 in PDF full version. Additional info + preview on request

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Original standard BS EN IEC 61238-1-1-2019 in PDF full version. Additional info + preview on request

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Compression and mechanical connectors for power cables - Test methods and requirements for insulation piercing connectors for power cables for rated voltages up to 1 kV (U_m = 1,2 kV) tested on insulated conductors. Original standard BS EN IEC 61238-1-2-2019 in PDF full version. Additional info + preview on request

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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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