
P-Base Pump Motors - High Efficiency
Tools
Data Sheets and DrawingsStandard Features
- Three-phase, 2, 4 & 6 pole, 60Hz
- Voltage: 230/460, 460 or 575 V
- HP type: from frames 143HP up to 445HP
- HPH type: frames 284/6HPH and 404/5HPH
- Squirrel cage rotor / Aluminum die cast
- Totally Enclosed Fan Cooled (IP55)
- Cast iron frame
- Drip cover (canopy)
- Class ‘F’ insulation
- 104ºF (40ºC) ambient temperature
- Temperature rise: Class ‘B’ (80ºC)
- Altitude: 3300 ft (1000 m)
- Continuous Duty (S1)
- Ball bearings
- V-ring slingers on both endshields
- Regreasable bearings system (frames 254HP and up)
- Service Factor (Standard Efficiency): 1.15
- Service factor (High Efficiency): 1.25 up to 100HP
- 1.15 above 100HP
- NPT threaded terminal box conduit hole
- 1045 carbon steel shaft
- Automatic drain plugs
- Stainless steel nameplate
- Usual mounting: V1 - footless
- Paint: Enamel alkyd resin base
- Color: RAL 7022 - (Dark Gray) - Standard Efficiency
- RAL 5007 - (Blue) - High Efficiency
- RAL 6002 - (Green) - NEMA Premium
- WEG paint plan: 201A
Optional Features
- Special voltages
- Second shaft end
- Cable glands
- Auxiliary terminal box
- Space heaters
- Stainless steel shaft
- Thermistors, Thermostats or RTD’s (PT100)
- NEMA Premium available on request
Inverter Duty
- 12:1 CT
- 1000:1 VT*
* 449T and 586/7T frame sizes not included. Other speed ranges available. Call for specific ratings Typical Applications Normal thrust in-line pump applications
- Waste water treatment plants
- Petrochemical industries
- Pulp and paper mills
- Agricultural irrigation