Description
254TTDCA6008 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 575 V, 254JM Frame, ODP – GT0524
254TTDCA6008 Marathon JM Motors
General Specifications
| UPC: |
722856000927 |
Weight: |
310 LB |
| Packaged Length: |
27 IN |
Packaged Width: |
20.5 IN |
| Packaged Height: |
18 IN |
Nameplate Specifications
| Output HP: |
20 Hp |
Output KW: |
14.9 kW |
| Frequency: |
60 Hz |
Voltage: |
575 V |
| Current: |
18.5 A |
Speed: |
3545 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
91 % |
Power Factor: |
88 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
254JM |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6209 |
Opp Drive End Bearing Size: |
6208 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
22 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Rated |
Starting Method: |
Line Or Inverter |
| Poles: |
2 |
Rotation: |
Reversible |
| Resistance Main: |
.464 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Cast Iron |
| Shaft Type: |
JM |
Overall Length: |
24.41 in |
| Shaft Diameter: |
1.25 in |
Shaft Extension: |
5.25 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) |
| No Load |
7.20 |
31.5 |
0.00 |
0.0 |
3,600 |
|
7.5 |
20.00 |
| Full Load |
23.00 |
100.0 |
29.50 |
100.0 |
3,545 |
|
88.0 |
20.00 |
| 1/3 |
140.00 |
610.0 |
45.00 |
152.0 |
900 |
|
|
20.00 |
| Break-Down |
90.00 |
392.0 |
80.00 |
271.0 |
3,260 |
|
72.5 |
20.00 |
| 2/3 |
115.00 |
500.0 |
55.50 |
188.0 |
2,700 |
|
|
20.00 |
| Pull-Up |
130.00 |
565.0 |
47.50 |
161.0 |
1,800 |
|
|
20.00 |
| Locked-Rotor |
145.00 |
630.0 |
53.00 |
179.0 |
0 |
|
38.5 |
20.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
5.60 |
7.20 |
10.40 |
14.24 |
18.64 |
21.20 |
23.20 |
| Rated Output (KW) |
0.75 |
4.20 |
8.20 |
12.20 |
16.20 |
18.80 |
20.60 |
| Efficiency (%) |
0.0 |
86.5 |
89.5 |
90.2 |
91.0 |
91.0 |
90.2 |
| Power Factor (%) |
7.5 |
60.0 |
79.0 |
86.0 |
89.0 |
89.0 |
89.0 |
| Speed (RPM) |
3,600 |
3,585 |
3,572 |
3,560 |
3,545 |
3,538 |
3,530 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
35.0 |
50.0 |
60.0 |
| Torque (ft-lbs) |
0.00 |
7.40 |
14.70 |
22.20 |
29.50 |
34.20 |
37.20 |
Marathon Motors
Regal Beloit
