Overview
Mfr description
20HP 1200RPM U257 DP 208-230/460V 286T
- Meets or exceeds NEMA Premium® efficiencies NEMA Premium® models are in compliance with EISA2007
- Motors are suitable for 10:1 VT on all frame sizes and 10:1 CT up to 365T frame (Except where noted)
- 1.15 Service Factor
- Normally closed thermostats, as noted
- Class F Insulation
- Nameplated 60/50 hertz
- UL Recognized, CSA Certified and CE Marked
Specifications
- Motor Phase3 ph
- Motor Horsepower20 hp
- Synchronous Rpm1200 rpm
- Motor Supply Voltage208-230/460 V
- Frame Size286
- Enclosure TypeDP (Drip Proof)
- Frequency Rating50/60 Hz
- Base RPM1185 rpm
- Assembly Box MountingF1 Only
- Duty Condition TypeContinuous Duty
- Mounting TypeRigid Base
- Thermal ProtectionNOT
- Full Load Amps58-55/27.5 A
- Full Load Current58.00–54.00 / 27.00 A
- Electrical TypeSQ CAGE IND RUN
- Full Load Efficiency92.4 %
- KVA CodeG
- kW14.90 kW
- Motor OrientationHorizontal
- Motor Poles6
- Starting MethodACROSS THE LINE
- Description Keyword20 hp
- Shaft Diameter1.8750 in
- Shaft RotationREV
- Shaft TypeT
- Overall Length C Dimension27.09 in
- Ambient Temperature Range40 °C
- NEMA Design ClassB
- Service Factor1.15
- Frame MaterialCast Iron
- Insulation ClassF
- IP Rating12
- Standards MetCSA, UL
- Drive End Bearing Size6312
- Type of BearingBall
- Opposite Drive End Bearing Size6311
- Weight408 lbs
- Manufacturer Upc Number722856012814
- UPC_NO722856012814
- Manufacturer Product Page
- Technical Specifications20 HP General Purpose Motor, 3 phase, 1200 RPM, 208-230/460 V, 286T Frame, ODP
- Spec Sheet20 HP General Purpose Motor, 3 phase, 1200 RPM, 208-230/460 V, 286T Frame, ODP
- Wiring Diagram
- 2D Drawing
- Opposite Drive End BearingBall
- Product TypeGeneral Purpose Motors
Compliance & Safety Data
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