Categories
Our NDL vertical turbine pump is suitable for a variety of marine and industrial applications, such as main engine lubricating oil pumps, seawater lifting, oil rig, fire fighting, coal mine drainage, well pumping, agricultural irrigation and drainage, petrochemical,, oil & gas, municipal engineering, etc.
It can be driven by a vertical motor or horizontal diesel engine via right angle gear drive.
Working Range
50Hz
Head: 20 - 140 m / 70 - 460 feet
Flow: 125 - 1250 m3/h / 550 - 5500 USgpm
60Hz
Head: 30 - 200 m / 100 - 660 feet
Flow: 150 - 1500 m3/h / 660 - 6600 USgpm
Medium temperature range
With standard mechanical seal, max. medium temperature is up to 100 °C / 212 °F
With special mechanical seal or configuration, max. medium temperature is up to 220 °C / 428 °F
Advantages
•High efficiency: energy-saving products, new optimized hydraulic model (high-order equation G2-A surface design method), improve efficiency and cavitation performance
•Volute adopts space guide vane, high efficiency, radial balance, low vibration, low noise and high reliability
•Maintenance-free, no centering needed, no need to disassemble the pump body and motor for changing the seal
•Low submerged depth requirements
•Modular design, flexible configuration
•Two-way detachable, shorter time for removing or replacing parts
•Space saving
Material and configuration
| Pump Casing | Cast iron, ductile iron, bronze, nickel aluminum bronze, 304, 316, duplex stainless steel | |
| Impeller | Cast iron, ductile iron, nickel aluminum bronze, 304, 316, duplex stainless steel | |
| Wear ring | Composite materials, bronze, 316, CR6100 | |
| Shaft | Carbon steel, 304, 316, duplex stainless steel, super duplex stainless steel | |
| Shaft seal | Single/ double mechanical seal, oil seal, cartridge mechanical seal, gland packing | |
Typical Structures
 With Enclosed Shaft |  With Open Shaft |
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