Introduce:
This type of transformer is single-phase winding ,Cascade insulation outdoor installation.For the rated frequency of 50Hz 66kV neutal point non-effectively grounded system voltage .Measurment for lighting protection.Good excitation characteristics, reliable operation .Easy to maintain ,top with a metal expander,sealed structure.
A common type below an altitude of 1000m. Ambient temperature -30°C~40°C