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Electrical insulating materials. Methods for the determination of the dielectric properties at frequencies above 300 MHz. General
Document status: Active
Positive displacement compressors with refrigerating capacity exceeding 3,0 kW on ozone safe refrigerants. Types and performance data
Document status: Active
Electrical equipment and installation for a.c. voltages from 1 to 750 kV. General methods of dielectric tests
Document status: Active
Electrical installations of buildings. Part 4. Protection for safety. Protection against undervoltage
Document status: Active
Rotating electrical machines. Part 19. Specific test methods for d.c. machines on conventional and rectifier-fed supplies
Document status: Active
Alkaline nickel-iron traction cells. General specifications
Document status: Withdrawn