Type testing
Electronic equipment and components
Ratings
Marking
Electrical protection equipment
Electrical testing
Transformers
Voltage
Partial discharges
Single-phase transformers
Induction-voltage regulators
Instrument transformers
Windings
Mechanical testing
Overvoltage tests
Environment (working)
Errors
Capacitance
Electrical measuring instruments
Pollution
Temperature-rise limit
Electrical insulation
Secondary
Leakage paths
Rated frequencies
Classification systems
Electrical equipment
Primary
Ceramic coatings
Dissipation factor
Impulse-voltage tests
Accuracy
Withstand voltage
Rated voltage
Test equipment