Marathon Electric R381

Get full specifications on Marathon Electric R381

General Details
Technical Details
Area Classification
Performance
Speed Range
Misc

Enclosure: TEFC
HP: 0.25
Pole: 4
RPM: 1800
Frame: 63
KW: 0.18
Motor Standards: IEC

Motor Type: AC Motor
Phase: 3
Hertz: 60
Enclosure: TEFC
HP: 0.25
Pole: 4
RPM: 1800
Frame: 63
Full Load Amps: 1.0/0.50
Weight: 26.00
Nema Design: B
Duty: Continuous
Insulation Class: F
Ambient Teperature: 40C
Service Factor: 1.15
Ingress Protection: 55
Frame Material: Aluminum
KW: 0.18

Voltage: 230/460

Full Load Speed: 1695
Efficiency 100: 0.265
Efficiency 75: 0.226
Efficiency 50: 0.170
Power Factor 100: 68.1
Power Factor 75: 61.5
Power Factor 50: 54.7
Locked Rotor Torque: 246.0
Breakdown Torque: 275.0
Locked Rotor Current: 2.20

Voltage: 230/460

Drawing Connection Diagram

R381 Crossovers

Brook Crompton BA4M.25-4

Catalog motor

Category: Metric Motor

HP: 0.25
Voltage: 230/460
Frame: 63
Enclosure: TEFC
Efficiency: IE3
Hertz: 60
RPM: 1800

Brook Crompton BA4M.25-4C

Catalog motor

Category: Metric Motor

HP: 0.25
Voltage: 230/460
Frame: 63
Enclosure: TEFC
Efficiency: IE3
Hertz: 60
RPM: 1800

Brook Crompton BA4M.25-4D

Catalog motor

Category: Metric Motor

HP: 0.25
Voltage: 230/460
Frame: 63
Enclosure: TEFC
Efficiency: IE3
Hertz: 60
RPM: 1800

Marathon Electric R301

Catalog motor

Category: -

HP: 0.25
Voltage: 230/460
Frame: 63
Enclosure: TEFC
Efficiency: -
Hertz: 60
RPM: 1800

Drawing Connection Diagram

All Crossovers

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Catalog motor

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