Marathon U541 300 HP, 3600 RPM three-phase general purpose motor with a NEMA 447TS frame and drip proof enclosure. Operates on 460V at 60 Hz with a 1.15 service factor. This Globetrotter series motor is designed for continuous duty in industrial applications requiring high horsepower and open drip proof ventilation.

Ambient temperature (°C)

50

Assembly/box mounting

F1/F2 CAPABLE

CE

Y

Country of Origin

Mexico

CSA

Y

Current

322 & 327 A

Design code

B

Drive end bearing

Ball

Drive end bearing size

6314

Duty

Continuous

Efficiency

95 & 94.6 %

Electrical type

Squirrel cage induction run

Enclosure

Drip proof

Frame

447TS

Frame Material

Cast iron

Frequency

60 & 50 Hz

Insulation class

F

IP code

23

KVA code

G

Motor orientation

Horizontal

Mounting

Rigid base

Number of speeds

1

Opp drive end bearing

Ball

Opp drive end bearing size

6314

Output HP

300 & 250 Hp

Output KW

224.0 & 187.0 kW

Packaged height

34.00 IN

Packaged length

56.00 IN

Packaged width

46.00 IN

Phase

3

Poles

2

Power factor

91

Resistance main

.0171 Ohms

Rotation

Reversible

Service factor

1.15 & 1.15

Shaft diameter

2.375 in

Shaft type

TS

Speed

3575 & 2972 rpm

Starting method

Part Wdg Start & Wye Start Delta Run

Thermal protection

No protection

UL

Listed

Voltage

460 & 380 V