Description
284TSTFPA14007 – Marathon 25 HP Fire Pump Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, TEFC – Y1612
284TSTFPA14007 Marathon Fire Pump Motors
General Specifications
| UPC: |
722856132574 |
Weight: |
378 LB |
| Packaged Length: |
39 IN |
Packaged Width: |
32.25 IN |
| Packaged Height: |
23.5 IN |
Nameplate Specifications
| Output HP: |
25 Hp |
Output KW: |
18.7 kW |
| Frequency: |
60/50 Hz |
Voltage: |
230/460 V |
| Current: |
59.0/29.5 A |
Speed: |
3520 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
91 % |
Power Factor: |
87 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
284TS |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6311 |
Opp Drive End Bearing Size: |
6210 |
| UL: |
Listed |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Part Wdg Start Low Volt Only & Wye Start Delta Run |
| Poles: |
2 |
Rotation: |
Reversible |
| Resistance Main: |
.345 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Cast Iron |
| Shaft Type: |
TS |
Overall Length: |
24.93 in |
| Frame Length: |
12.76 in |
Shaft Diameter: |
1.625 in |
| Shaft Extension: |
3.45 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 |
29.50 |
100.0 |
37.50 |
100.0 |
3,520 |
|
87.0 |
25.00 |
| 2/3 |
150.00 |
508.0 |
70.00 |
186.0 |
2,400 |
|
|
25.00 |
| 1/3 |
175.00 |
595.0 |
60.00 |
160.0 |
1,000 |
|
|
25.00 |
| Locked-Rotor |
178.00 |
605.0 |
67.00 |
178.0 |
0 |
|
37.0 |
25.00 |
| No Load |
9.20 |
31.5 |
0.00 |
0.0 |
3,600 |
|
8.5 |
25.00 |
| Pull-Up |
165.00 |
560.0 |
60.00 |
160.0 |
1,800 |
|
|
25.00 |
| Break-Down |
110.00 |
375.0 |
98.00 |
260.0 |
3,150 |
|
70.0 |
25.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
9.20 |
11.50 |
16.50 |
22.50 |
29.50 |
33.50 |
36.50 |
| Rated Output (KW) |
1.25 |
5.50 |
10.50 |
15.50 |
20.50 |
23.80 |
26.00 |
| Efficiency (%) |
0.0 |
86.5 |
90.2 |
91.0 |
91.0 |
91.0 |
90.2 |
| Power Factor (%) |
8.5 |
58.0 |
78.0 |
85.0 |
87.0 |
88.5 |
89.0 |
| Speed (RPM) |
3,600 |
3,580 |
3,560 |
3,540 |
3,520 |
3,505 |
3,495 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
70.0 |
90.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
9.20 |
18.50 |
28.00 |
37.50 |
43.00 |
47.00 |
Marathon Motors
Regal Beloit
