#Product Trends
Transformers Protection
Possible faults in a transformer
Introduction. Possible faults in a transformer
>>EXTERNAL
-External Short Circuits
-Overloads
-Overvoltages
>>INTERNAL
-Short circuits, between turns, between windings
-Ground faults
-Overtemperature
-Overpressure
-Miss of oil
Introduction. Transformers protections
>>INTERNAL
-Buchholz (SPR)
-Thermometer
-Thermostat
-Thermal Image
-Oil Level
-Pressure Relief Valve
-Buchholz-Tap Changer
>>ELECTRICAL
-Surge Arresters
-Overcurrent Relays, Phase, Neutral
-Differential Relay
-Thermal Relay
-Tank Relay
-Fuses
