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Product ID: EM31109

EM31109 Baldor 1/2HP Electric Motor, 1140RPM

MFG: Baldor Electric Company
MFG Part Number: EM31109

Selected accessories will also be added to cart
$651.72 / Each
Quantity:
ODP, 56 Frame, 230/460VAC 60Hz 3-Phase, 3428M, Foot Mounted, Rolled Steel, 5/8" Keyed Shaft

Specifications

Specs

Catalog NumberEM31109
EnclosureODP
Frame56
Frame MaterialSteel
Frequency60.00 Hz
Output @ Frequency.500 HP @ 60 HZ
Phase3
Synchronous Speed @ Frequency1200 RPM @ 60 HZ
Voltage @ Frequency230.0 V @ 60 HZ
460.0 V @ 60 HZ
XP Class and GroupNone
XP DivisionNot Applicable
Agency ApprovalsC UR US ENERGY
Ambient Temperature40 °C
Auxillary BoxNo Auxillary Box
Auxillary Box Lead TerminationNone
Base IndicatorRigid
Bearing Grease TypePolyrex EM (-20F +300F)
BlowerNone
Current @ Voltage1.000 A @ 460.0 V
2.000 A @ 230.0 V
2.300 A @ 208.0 V
Design CodeB
Drip CoverNo Drip Cover
Duty RatingCONT
Efficiency @ 100% Load75.3 %
Electrically Isolated BearingNot Electrically Isolated
Feedback DeviceNO FEEDBACK
High Voltage Full Load Amps1.0 a
Front Face CodeStandard
Front Shaft IndicatorNone
Heater IndicatorNo Heater
Insulation ClassF
Inverter CodeNot Inverter
KVA CodeK
Lifting LugsNo Lifting Lugs
Locked Bearing IndicatorNo Locked Bearing
Motor Lead ExitKo Box
Motor Lead TerminationFlying Leads
Motor Lead Quantity/Wire Size9 @ 18 AWG
Motor Type3428M
Mounting ArrangementF1
Number of Poles6
Overall Length11.75 IN
Power Factor65
Product FamilyGeneral Purpose
Pulley End Bearing TypeBall
Pulley Face CodeStandard
Pulley Shaft IndicatorStandard
Rodent ScreenNone
RoHS StatusROHS COMPLIANT
Service Factor1.25
Shaft Diameter0.625 IN
Shaft Extension LocationPulley End
Shaft Ground IndicatorNo Shaft Grounding
Shaft RotationReversible
Shaft Slinger IndicatorNo Slinger
Speed1140 rpm
Speed CodeSingle Speed
Motor StandardsNEMA
Starting MethodDirect on line
Thermal Device - BearingNone
Thermal Device - WindingNone
Vibration Sensor IndicatorNo Vibration Sensor
Winding Thermal 1None
Winding Thermal 2None

Applications

  • Fans
  • Pumps
  • Blowers
  • Conveyors
  • Compressors
  • Industrial machines
  • Other general purpose applications

Features

  • Suitable for inverter use per NEMA MG1 Part 31.4.4.2
  • Designed for longevity with a 3 year warranty on premium efficient Super-E® motors
  • Optimized airflow design providing higher horsepower in a smaller package

Nameplate

Nameplate

CAT.NO.EM31109
SPEC.34B061S940G1
HP.5
VOLTS230/460
AMP2/1
RPM1140
FRAME56HZ60PH3
SER.F.1.25CODEKDESBCLF
F.L. AVG. EFF.75.3PF65
RATING40C AMB-CONT
CCUSABLE AT 208V2.3
DE6203ODE6203
ENCLODPSN
SFA 2.2/1.1
NP3155L

Performance

Performance

Performance at 460 V, 60 Hz, 0.5 hp

Typical performance; not guaranteed values.

General Characteristics

Full Load Torque0 LB-FT
No-Load Current0 A
Line-Line Res. @ 25° C32.597 Ohms A Ph / 0 Ohms B Ph
Temp. Rise @ Rated Load49° C
Temp. Rise @ S.F. Load66° C
Start ConfigurationDOL
Break-Down Torque7.06 LB-FT
Pull-Up Torque5.55 LB-FT
Locked-Rotor Torque6.2 LB-FT
Starting Current4.7 A

Load Characteristics

Rated Load0%25%50%75%100%125%150%S.F.
Power Factor10.027.043.054.063.070.075.070.0
Efficiency0.062.573.676.776.975.573.175.5
Speed (RPM)1,1981,1851,1691,1531,1351,1141,0891,114
Line Amps0.680.710.770.860.981.131.301.13

Performance Curves

Type
Electric Motor
Frame
56
Horsepower
1/2HP
Input Phase
3-Phase
Enclosure
ODP