Rodelta EHT (elbow pump)

Features: EHT (elbow pump)

• The pump is installed over the dike or dam above water level. The pump is filled with water by using vacuum installation creating a siphon by vacuum in the pump before start-up. The is vacuum automatically removed when stopping the pump.
• Inclined pump version possible.
• Energy saving, due siphon principle only dynamic losses and no static losses.
• Easy inspection of the pump possible as the pump is dry when not running.
• Fish-friendly design available

Specifications:

• Delivery size up to 2500mm (Diameters up to 4 meters possible on request)
• Capacity up to 150.000m3/hr
• Head up to 11m
• Suitable for liquid Temperature: Up to 50ºC
• Sealing Arrangement: Packed gland

Applications:

• Drainage- or irrigation pumps
• Flood control

Constructional features:

Pumpcasing, suction and discharge
The EHT (elbow pump) casing and discharge are axial split type and together with suction pipe semi installed in the concrete.

Impeller & shaft
The impeller is axial (propeller) type mounted to the horizontal pump shaft.

Thrust & radial bearing assembly
The axial thrust bearing assembly provided with radial roller and ball or spherical thrust bearings. The radial pump bearing is lubricated by the pump liquid.

Push here for explanation of the use of a EHT pump for irrigation and drainage.

More EHT download material on Download Page.