Oil distribution transformers can be divided into the following two categories in terms of the relationship between oil and outdoor space (transformer respiration):
Hermetic type
The type has an expansion source
Standard equipment:
• Voltage adjustment switch in idle mode
• Dehumidifiers
• Oil hand thermometer
• Facade oil
• Carriage hooks, wheels, drainage and oil sampling
Optional equipment:
• Buchwald relay
• Coil thermometer
• Current transformers (CT)
• Terminal box
• High pressure or low pressure side cable box
• Bus duct low pressure
• Skid base
Available brands:
IRAN TRANSFO-ABB- TAMINI ITALY- MR GERMANY – MESSKO GERMANY