KRAL-USA Equipment
L series screw pumps
Medium-pressure three screw pump up to 63 bar, preferred for marine medium-pressure applications and approved for use on board ships.
Description
The L series is KRAL's medium-pressure three screw pump for operating pressures up to 63 bar. It is described as the preferred choice for medium-pressure applications in the marine sector as well as in oil and gas, power generation, mechanical engineering and the chemical industry, and is approved for use on board ships.
Key features
- Spheroidal cast iron housing with special heat treatment to minimize wear
- Built-in overflow valve; self-venting even when mounted vertically
- Detachable end cover assembly with all rotating parts pre-assembled for easy maintenance
- Available with magnetic coupling or maintenance-free external ball bearing
- Approvals: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR
Applications
- Marine medium-pressure fuel and lube oil systems
- Oil and gas, power generation and chemical processes
Specifications
| Max. pressure | 63 bar |
|---|---|
| Temperature range | -20 °C to 180 °C, magnetic coupling to 300 °C |
| Viscosity | 7,000 mm²/s |
| Housing | Nodular cast iron EN-GJS-400 |
| Screws | Steel, nitrided |
| Approvals | ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR |
More from KRAL-USA
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- KRAL C series screw pumps
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- KRAL F series Future Fuels screw pumps
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