Safety Technical Requirements For Outdoor Floor Mounted Distribution Transformers

The foundation of the floor standing transformer should be 0.2m above the ground. If in areas with accumulated water, drainage ditches should be set up around the transformer; A brick and stone wall should be set around the transformer, with a height of no less than 1.8m. The door of the wall should be made of fire-resistant materials and designed on the low-voltage side of the transformer. The door should open outward and be locked on the door. Bamboo and wooden fences are not suitable.
⑵ Transformers shall be installed in a platform (pier) style, and the height of the platform (pier) shall not be less than 2.5m. ⑶ Two or more transformers shall be installed outdoors, and the distance between their shells shall not be less than 1.25m.
The transformer casing should be properly grounded.
The distance between transformers and combustible buildings should not be less than 5m, and the distance from fire-resistant buildings should not be less than 3m.
Hang a warning sign on the wall or platform (pier) stating "Stop, high voltage danger".
3. Safety technical requirements for indoor installation of distribution transformers: (1) There should be good natural ventilation indoors. (2) The fire resistance rating of the transformer room should be level one.
The net distance between the outer contour of the transformer and the rear wall and side wall should not be less than 0.6m, and the net distance from the door should not be less than 0.8m; The doors and windows of the transformer room should all open outward, and there should be louvers below the doors and windows.