Ключевые слова:
Switches, Switchgear, High-voltage equipment, High voltage, Rated voltage, Voltage, Ratings, Rated current, Design, Assembling, Type testing, Electrical testing, Specimen preparation, Testing conditions, Frequencies, Rated frequencies, Interruption tests, Endurance testing, Breaking capacity, Circuits, Test equipment, Mechanical testing, Tendering, Ordering, Instructions for use, Technical data sheets, Marking, Dielectric properties, Three-phase current, Alternating current