transformer oil filling unit UVD-4M
VACUUM FILLING UNIT UVDThe UVD vacuum filling unit is designed for preparation (degassing), storage, transportation and adding transformer oil in the height voltage ports of transformers and switches. This unit can be used on power plants, substation and other energy facilities.
Technical description of the equipment transformer oil filling
DESIGN AND OPERATIONSystem UVD (Figure 1 ) consists of:
- degassing block 1;
- oil filling-up block 2;
- vacuum pump 3.
|1||Prepared oil quantity, dm3||30|
|2||Amount of oil in the filling device, dm3||4,0|
|3||Residual pressure in degassing block,Pa (mm Hg)||6.7 (5×10-²)|
|4||Pressure of feeding oil to bushing, MPa (kg/cm)||0.4(to…4)|
|5||Installed capacity, KW||0,25|
|6||Line voltage with frequency 50Hz, V||220|
|7||Dimensions, mm- length- width- height||9007801500|
|8||Weight (without oil), kg||80|
- valve connects vacuum pump with degassing block.
- valve connects vacuum pump with atmosphere (for letting-to-air in pump chamber under pump switching off). Operation principles of vacuum pump 50810-235 is set forth in section II of appendix B.