KRAL-USA Equipment
G series screw pumps
Modular three screw pump up to 25 bar for lubricating rotating machinery such as compressors, gearboxes and turbines, built to API 676.
Description
The G series is a modular three screw pump designed for lubrication of rotating machinery such as compressors, gearboxes and turbines. The pump housing, suction and flange covers can each be rotated in 90° steps, and the suction cover is available with axial or radial inlet.
Key features
- Delivery rate 5 to 660 l/min; max. differential pressure 25 bar
- Adjustable overflow valve
- Mechanical seal DIN 24960; options include magnetic coupling, API 682 cartridge seal, radial shaft seal or no seal
- Horizontal or vertical, submersible or dry-mounted installation
- Conformance with API 676; ATEX options; certificates ABS, BV, DNV, LR
Applications
- Lube oil supply for compressors, gearboxes and turbines
Specifications
| Delivery rate | 5 to 660 l/min |
|---|---|
| Max. differential pressure | 25 bar |
| Temperature range | -10 °C to 120 °C, magnetic coupling to 300 °C |
| Viscosity | 10 to 500 mm²/s (cold start to 1200 mm²/s) |
| Housing | Nodular cast iron EN-GJS-400, steel |
| Certificates | ABS, BV, DNV, LR |
| API | API 676 |
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