Descriptors | Electrically-insulated bushings, Electric insulators, Electrical insulating materials, High-voltage equipment, Rated voltage, Alternating current, Rated current, Leakage paths, Temperature-rise limit, Environment (working), Marking, Type testing, Testing conditions, Impulse-voltage tests, Electrical testing, Classification systems, Thermal testing, Leak tests, Pressure testing, Mechanical testing, Thermal stability, Withstand voltage, Dielectric-strength tests, Electrical insulation, Visual inspection (testing) |