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Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
 


Description
 
These special motors have the high slip and high torque that oil well beam pumping units demand. WEG oil well pumping motors are requested on specifications for most major oil companies around the world as a result of their long lasting performance, low purchase and maintenance cost.
Technical Information
Applications
  • Beam Pumps
  • Sucker Rods Pumps
  • Other applications requiring high starting torque or high slip
Standard Features
  • HIGH STARTING and BREAKDOWN TORQUE -
    NEMA DESIGN 'D' (5 - 8% SLIP)
  • Single and triple rated available
  • Three-phase, 60Hz
  • Voltage: 208-230/460 or 575 V
  • 184T up to 445T cast iron frames
  • VI and VIII Pole
  • Squirrel cage rotor / Aluminum die cast
  • Enclosure: Open Drip Proof (ODP) and Totally Enclosed Fan Cooled (TEFC)
  • Dimensions according to NEMA standard
  • Class "F" insulation ("B" temperature rise)
  • Continuous duty (S1)
  • 104ºF (40ºC) ambient temperature
  • Altitude: 3300 ft (1000 m)
  • 1045 carbon steel shaft (4140 for roller bearings)
  • F2 mount
  • Stainless steel nameplate
  • Paint: Enamel alkyd resin base
  • NPT threaded terminal box
  • Plastic drain plugs
  • Regreasable bearings system (frames 254T and up)
  • Thermistors (1 per phase) from frames 324T and up
  • V-ring slingers on both endshields
  • 2RS sealing (double sealed) bearings
  • Service Factor 1.15
  • Color: RAL 9010 (White)
Optional Features
  • Special voltages
  • Other mountings
  • Specially designed shaft
  • Space heaters
  • Second shaft end
  • Thermostats or RTD's (PT100)
  • Additional terminal box
  • Stainless steel shaft
    • NOTES

    All motors are tested according to IEEE 112 std. - method "B" or C390 CSA.


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