Service conditions and performance of transformer bushing

Service conditions and performance：

1. Ambient temperature: Minus 45 centigrade to 45 centigrade.

2. Altitude: ordinary casing shall not exceed 1000m, and reinforced and antifouling casing shall not exceed 2500m.

3. Ordinary casing is suitable for light pollution areas, and anti pollution casing is suitable for heavy pollution areas.

4. Installation angle: the vertical or inclined angle shall not exceed 30 degrees.