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Radio-frequency cables types PK 75-13-17, PK 75-13-17-BG, PK 75-13-17-B, PK 75-13-17-Ba and PK 75-13-17-K. Specifications

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Electrical equipment and a. c. installations on up to 3 kV voltages and higher. Test methods of the electrical equipment insulation dielectric strength on the installation site

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Power cables with plastic insulation for rated voltages from 6 up to and including 35 kV. General specifications

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Electrical relays. Part 16. Impedance measuring relays

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Insulating rigid mica materials for heating equipment. Specification

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Electrical relays. Interruptions to and alternating component (ripple) in d. c. Auxiliary energizing quantities of measuring relays

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