Electrically Driven Submersible Pumps
Application
Drinking water supply to cities and communities, housing pumps, booster-stations, water supply for industrial and commercial use, irrigation plants, drainage, fountain systems, air-conditioning systems.
Design
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Vertical, multi-stage high pressure centrifugal pump with semi-axial or radial impellers, built-in non-return valve with submersible electric-motor and vulcanized submersible electric cable.
Connections
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Suction connection: with strainer between pump and electric motor
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Discharge connection: threaded sleeve or flange
Temperature
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suitable for clean cold water, temperature up to max. 40° C. Special design for warm water supply for approx. 80° - 90°C.
max. Capacity
max. total head
Materials
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Casing: cast iron, stainless steel or bronze
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Impellers: bronze, stainless steel or plastic
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Shaft: stainless steel
Driver
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Electric motor, single phase and three phase as squirrel-cage motor. Submersible motor in collimator execution, which is filled with operating fluid including anti-freeze agent before leaving the factory. Three phase motor for direct online starting, over 3 kW for direct online, starting with transformer, starting with soft starter or for star-delta starting.
Power transmission
Bearing
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medium lubricated sleeve bearing
