Overview
Mfr description
8D20P2C 20 HP 4P 256T 60 460 V
- INVERTER GRADE® insulation system (meets NEMA® MG-1 Part 31)
- Class F insulation, Class B rise at full load (sine wave power)
- Cast iron construction
- Corrosion-resistant mill- and chemical-duty paint (500 hour salt spray test)
- Stainless steel nameplate (with CE Mark) and zinc-plated hardware
- 40°C ambient, NEMA® design B performance (sine wave power)
- VBXX® bearing isolators by inpro/seal on both ends for IP55 protection
- Same size regreasable open bearings, brass breathers/drains
- External grounding provision, epoxy coated rotor
- 20:1 (3 Hz to 60 Hz) variable torque; 5:1 (12 Hz to 60 Hz) constant torque on inverter power
- Precision balance (less than 0.05 in/sec vibration)
- 1.15 SF on sine wave/1.0 SF on inverter power
- Meets or exceeds IEEE 841 standard 2009
- Conversion kits: C and D flange, drip cover kit, shaft grounding ring (non-hazardous locations only)
- Self-certified Class I, Division 2, Groups A, B, C and D
- Applications: Constant speed and inverter-duty applications in petro chemical, pulp and paper, automotive, mining and waste treatment industries
- 5-year warranty (3 years on inverter power)
- Manufacturer: U.S. Motors
Specifications
- Motor Phase3 ph
- Motor Horsepower20 hp
- Country of OriginMEX
- Synchronous Rpm1800 rpm
- Motor Supply Voltage460 V
- Frame Size256T
- Enclosure TypeTEFC (Totally Enclosed Fan Cooled)
- Frequency Rating60 Hz
- Base RPM1775 rpm
- Duty Condition TypeContinuous Duty
- Mounting TypeHorizontal / Foot
- Full Load Efficiency93.0 %
- Motor Poles4
- DescriptionU.S. Motors® WORLD MOTOR line from Nidec Motor Corporation will keep your fans, blowers, compressors, pumps, material handling and other equipment operating reliably, around the clock. Our offering of general purpose Motors is extensive, ranging from open drip proof (ODP) to UNIMOUNT® and cast-iron Motors. Damp, dusty or dirty environments are no match for our TEFC three-phase Motors, which are built to withstand a variety of harsh and corrosive conditions. From all cast-iron frames to special paint and oxide primers, these Motors are protected - inside and out - helping to extend their thermal and mechanical life.
- Overall Length C Dimension25 in
- NEMA Design ClassB
- Service Factor1.15
- Frame MaterialCast Iron
- Insulation ClassF
- Standards MetEE, NEMA Premium
- Weight300 lbs
- Harmonization Code8501.52.4000
- Manufacturer Upc Number786382121754
- UPC_NO786382121754
- ModelGB38
- Max Allowable Current23.7 A
- Product TypesAC Motors
- Torque59.2 ft-lbs
- Opposite Drive End Bearing45BC03J3
- Product TypeGeneral Purpose Motors
Compliance & Safety Data
Click on an icon below to learn more about the compliance and safety data
