Ключевые слова:
Direct current, Type testing, Direct-current power transmission, Electric convertors, Electron tubes, Voltage, Partial discharges, High-voltage tests, Short-circuit current tests, Electric power transmission, Semiconductor devices, Dielectric-strength tests, Electrical testing, Approval testing, Impulse-voltage tests, Overvoltage tests, Three-phase current, High-voltage equipment, Electromagnetic tests