Ключевые слова:
Metals, Electrical protection equipment, High-voltage equipment, Alternating current, Testing conditions, Electric control equipment, Rated voltage, Performance testing, Temperature-rise limit, Artificial weathering tests, Earthing, Control equipment, Mechanical testing, Leak tests, Type testing, Fault currents, Partial discharges, Dielectric measurement, Switchgear, Electrical equipment, Design, Rated frequencies, Electric enclosures, Electrical testing