17/30355564 DC

Windings, Temperature-rise limit, Transformers, Electrical measurement, Marking, Partial discharges, Accuracy, Rated voltage, Overvoltage tests, Electrical insulation, Impulse voltages, Mechanical testing, Withstand voltage, Ratings, Classification systems, Environment (working), Capacitance measurement, Electrical insulating materials, Temperature, Type testing, Electric enclosures, Grades (quality), Electrical measuring instruments, Electrical equipment, Electrical testing, Leakage paths, Performance testing, Rated current, Dielectric measurement, Instrument transformers, Electromagnetic compatibility, Impulse-voltage tests