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Two Speed AC Motor

M1228T

Two Speed AC Motor
Item #101001708
  • 20 hp
  • 1800 rpm
  • 60 Hz
  • 460 V
  • Three Phase
  • OPSB - Open Slotted Band
  • 286T Frame
  • Rigid Base
  • 1.15 Service Factor
  • F-1 Mounting Style
  • Standard Efficient
  • Two Speed
  • 26/14 Full Load Amps
  • Steel
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Two Speed AC Motor
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    Shipment Options
  • 20 hp
  • 1800 rpm
  • 60 Hz
  • 460 V
  • Three Phase

applications

  • Fans
  • Blowers
  • Pumps

features

  • Lifting eye bolt mounted at top center 215T frame and up
  • Copper windings
  • Dynamically balanced rotors

caution

  • Motors misapplied in hazardous environments can cause a fire or explosion, resulting in destruction of property, serious injury or death
  • Only the end user or a qualified underwriter is to identify and select the proper class, group, division and temperature code motor to meet the requirements of each installation
  • Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
Rotation R
Useable at 208V No
Enclosure Designation OPSB - Open Slotted Band
BALD Family Names Two Speed Motor
Drive End Bearing 6311
Efficiency Group Standard Efficient
VoltCode G
Product Line RG
Voltage 460
Full Load Pf 0
Type 4050M
Phase Three Phase
C Dimension 25.06 in
Motor Application Two Speed
RefPicture M1227T
Washdown Duty No
Voltage Rating 460
Brake Feature No
RPM 1800 rpm, 1200 rpm
Motor Shaft Length 4 5/8 in
Frame Size Shaft Input, Not a C-Face
Full Load Efficiency N/A
Enclosure OPSB
Full Load rpm 1160 rpm, 1760 rpm
Frame 286T
Motor Shaft Size 1 7/8 in
Mounting Rigid Base
Design B
Open End Bearing 6309
Full Load Amps 14
C Face Kit 40-1400
Frame Material Steel
Mult. Sym. L1
Hz 60 Hz
Poles 4/6
Epact Nominal Full Load Efficiency 91 %
Service Factor 1.15
Mounting Style F-1
Weight 348.0 LB
EAN or UPC 781568116517
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