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Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries). Part 3. General requirements for equipment and auxiliaries
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Water-tube boilers and auxiliary installations. Part 8. Requirements for firing systems for liquid and gaseous fuels for the boiler
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Non-linear resistor type gapped surge arresters and metal-oxide surge arresters without gaps for a.c. electrical installations for voltages from 3 to 750 kV. Part 5. Selection and application recommendations
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High frequency magnet malleable materials. Testing methods at the range from 10 kc/s to 1 mc
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