Bleeder valve model DZU
Description
The bleeder valve is designed for starting drilling mud pumps in conditions that ensure no load on the drive motors, and for smooth restoration of fluid circulation in the well. Control is remote pneumatic. The upper outlet valve is designed to connect to the manifold. A tap pipe is attached to the lower outlet.
DETAILED SPECIFICATIONS
| Characteristic | Unit of measurement | DZU-250 | DZU-320 | DZU-400 |
|---|---|---|---|---|
| Operating pressure not more than | MPa | 25 | 32 | 40 |
| Test pressure not more than | MPa | 37.5 | 48 | 60 |
| Inside nominal diameter not less than | mm | 40 | 40 | 40 |
| Pressure in the pneumatic system not more than | MPa | 0.6÷0.8 | 0.6÷0.8 | 0.6÷0.8 |
| Operating environment | – | Water-based or water-carbon-based drill mud with a density of up to 2.2 g / cm3, weighted by barite or hematite | ||
| Operating environment temperature | °C | from 0 to +40 | from 0 to +40 | from 0 to +40 |
| Overall dimensions no more (mm) | ||||
| – length | mm | 350 | 350 | 350 |
| – width | mm | 385 | 530 | 520 |
| – height | mm | 510 | 490 | 445 |
| Permissible mass | kg | 78 | 84 | 102 |