Russian standards PDF
Hand-held motor-operated electric tools. Safety and methods. Part 2-4. Particular requirements for sanders and polishers other than disk type
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Hand-held motor-operated electric tools. Safety and test methods. Part 2-8. Particular requirements for sheet metal shears
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Common test methods for insulating and sheathing materials of electric and optical cables. Part 2-1. Methods specific to elastomeric compounds. Ozone resistance, hot set and mineral oil immersion tests
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Winding wires. Test methods. Part 4. Chemical properties
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Low voltage distribution systems up to 1000 V a. c. and 1500 V d. c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 3. Loop impedance
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Electrical apparatus for use in the presence of combustible dust. Part 2. Test methods. Section 2. Method for determining the electrical resistivity of dust in layers
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