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Electrical apparatus for use in the presence of combustible dust. Part 11. Protection by intrinsic safety 'iD'

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Overhead line hardware. General technical requirements

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Rotating electrical machines. Terminal markings and direction of rotation

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Winding wires. Test methods. Part 4. Electrical properties

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Rotating electrical traction machines for rail and road vehicles. General technical specifications

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Sealed radionuclide gamma-radiation sources. Methods of parameters measurement

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