CEI EN 62546 PDF

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Household and similar electrical appliances - Safety Part 2: Particular requirements for storage water heaters

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Specifications for particular types of winding wires Part 0-4: General requirements - Glass-fibre wound, resin or varnish impregnated, bare or enamelled rectangular copper wire

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Magnetic materials Part 13: Methods of measurement of resistivity, density and stacking factor of electrical steel strip and sheet

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Short-circuit currents in three-phase a.c. systems Part 1: Factors for the calculation of short-circuit currents according to IEC 60909-0

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Determining the Resolving Power of Photographic Materials, Method for

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Photography - Roll film cameras - Back window location

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American National Standard for Photography - Front Lens Barrels up to 127 mm - Dimensions Important to the Connection of Auxiliaries

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Photography (Optics) - Photographic Lenses - Measurement Method for Distribution of Illuminance

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American National Standard for Photography (Lenses) - Visual and Photographic Resolving Power - Measurement Method

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Optics and Optical Instruments - Quality Evaluation of Optical Systems - Determination of Distortion