Description
284TTFCA6026 – Marathon 25 HP General Purpose Motor, 3 phase, 1800 RPM, 230/460 V, 284T Frame, TEFC – GT1028
284TTFCA6026 Marathon Three Phase TEFC Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856001238 |
Weight: |
529 LB |
| Packaged Length: |
31.25 IN |
Packaged Width: |
22.25 IN |
| Packaged Height: |
18 IN |
Nameplate Specifications
| Output HP: |
25 Hp |
Output KW: |
18.7 kW |
| Frequency: |
60/50 Hz |
Voltage: |
230/460 V |
| Current: |
61.0/30.5 A |
Speed: |
1780 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
93.6 % |
Power Factor: |
81 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
284T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6311 |
Opp Drive End Bearing Size: |
6210 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Rated |
Starting Method: |
Wye Start Delta Run Or Inverter |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.255 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Cast Iron |
| Shaft Type: |
T |
Overall Length: |
30.16 in |
| Shaft Diameter: |
1.875 in |
Shaft Extension: |
4.62 in |
| Assembly/Box Mounting: |
F1/F2 Capable |
Speed Characteristics
| Curvepoint |
Current (Amps) |
Current (%) |
Torque (ft-lbs) |
(%) |
Speed (RPM) |
Rated Output (KW) |
Power Factor (%) |
Rated Output (Hp) |
| Full Load |
31.00 |
100.0 |
73.80 |
100.0 |
1,775 |
|
81.0 |
25.00 |
| Locked-Rotor |
175.00 |
585.0 |
133.00 |
180.0 |
0 |
|
38.0 |
25.00 |
| Pull-Up |
165.00 |
550.0 |
120.00 |
162.0 |
900 |
|
|
25.00 |
| 2/3 |
155.00 |
508.0 |
125.00 |
168.0 |
1,200 |
|
|
25.00 |
| Break-Down |
120.00 |
395.0 |
193.00 |
260.0 |
1,650 |
|
70.0 |
25.00 |
| 1/3 |
170.00 |
575.0 |
130.00 |
175.0 |
600 |
|
|
25.00 |
| No Load |
12.50 |
41.0 |
0.00 |
0.0 |
1,800 |
|
4.5 |
25.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
12.50 |
14.50 |
18.80 |
24.00 |
31.00 |
35.00 |
37.50 |
| Rated Output (KW) |
0.50 |
5.40 |
10.20 |
15.20 |
20.00 |
23.50 |
25.50 |
| Efficiency (%) |
0.0 |
89.5 |
93.0 |
93.6 |
93.6 |
93.6 |
93.0 |
| Power Factor (%) |
4.5 |
45.0 |
67.0 |
77.0 |
81.0 |
82.0 |
83.0 |
| Speed (RPM) |
1,800 |
1,795 |
1,790 |
1,785 |
1,775 |
1,772 |
1,770 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
50.0 |
70.0 |
85.0 |
| Torque (ft-lbs) |
0.00 |
18.30 |
36.80 |
55.20 |
73.80 |
85.00 |
92.50 |
Marathon Motors
Regal Beloit
