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Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump-turbines
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Semiconductor reformers of electroenergy with power including to 5 kV x A. General specifications
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Tests on cables under fire conditions. Test on a single small vertical insulated copper wire or cable
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Explosive atmospheres. Part 10-1. Classification of areas. Explosive gas atmospheres
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Solid electrical insulating materials. Methods for evaluation of electrical strength at a. c. voltage at power (50 Hz) frequency and d. c. voltage
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