Regardless of the brand, standard distribution, power, and special type transformers at all voltage levels are made in the field by performing the following assembly operations and commissioning is done.
-Transfer to the field
-Fixing to the floor
-Press nitrogen gas
-Installation of equipment that comes with radiator, reserve tank, bushing, etc.
- Performing the rupture voltage test by disposing of the oil for filling
-Keeping the assembled transformer under vacuum
-Press the purged oil under a vacuum
-Making all control connections
-The process of commissioning after field tests.