Marathon GT1028A-P 25 HP, 1800 RPM three-phase general purpose motor with a NEMA 284T frame and Totally Enclosed Fan Cooled enclosure. Operates on 230/460V at 60 Hz with 1.15 service factor.

Ambient temperature (°C)

40

Assembly/box mounting

F1/F2 CAPABLE

CE

Y

Country of Origin

Mexico

CSA

Y

Current

60/30 & 58/29 A

Design code

B

Drive end bearing

Ball

Drive end bearing size

6311

Duty

Continuous

Efficiency

93.6 & 92.7 %

Electrical type

Squirrel Cage Inverter Rated

Enclosure

Totally enclosed fan cooled

Frame

284T

Frame Material

Cast iron

Frequency

60 & 50 Hz

Insulation class

F

Inverter Load

1

IP code

55

KVA code

G

Motor orientation

Horizontal

Mounting

Rigid base

Number of speeds

1

Opp drive end bearing

Ball

Opp drive end bearing size

6211

Output HP

25 & 20 Hp

Output KW

18.7 & 14.9 kW

Packaged height

28.00 IN

Packaged length

40.00 IN

Packaged width

32.00 IN

Phase

3

Poles

4

Power factor

83

Resistance main

.2988 Ohms

Rotation

Reversible

Service factor

1.15 & 1.15

Shaft diameter

1.875 in

Shaft type

T

Speed

1772 & 1475 rpm

Starting method

Part Wdg Start Low Volt Only & Wye Start Delta Run Or Inverter

Thermal protection

No protection

UL

Recognized

Voltage

230/460 & 190/380 V