Source pumps rewindable oil-filled motors

The 6″ WPS® oil-filled motors are specially designed for connection to 6″ WPS® well pumps and are mainly used for pumping water from drilled wells.
The motors are externally manufactured from stainless steel and suitable for both continuous and intermittent operation in a variety of domestic and industrial applications.

– Technical specifications
– Motor housing, shaft and bottom part made of stainless steel AISI 304 (AISI 316 on request)
– Axial and radial thrust ball bearings
– Mechanical shaft seal: graphite/ceramic (optional: silicon carbide – SiC)
– Filled with special coolant for optimum lubrication and extended service life
– Super-large compensating diaphragm and integrated sand protection
– Protection class: IP68
– Removable motor connection cable
– 6″ NEMA flange
– Axial pressure load up to 20,000 N
– Energy-efficient electrical design
– Easy to disassemble and rewind

Operating limits
– Temperature range water well: 0 – 35°C
(For higher temperatures, contact Well Pumps S.A.)
– Minimum cooling flow rate: 16 cm/sec
– Voltage tolerance: +6% / -10%
– Mounting position: Vertical or horizontal (up to 15 kW)
– Maximum number of starts per hour: 30
– Maximum head on motor: 150 m

Motor cables:
– Motors are supplied with a 2.8-metre motor cable as standard.