Description
286TTDP4041 – Marathon 30 HP Fire Pump Motor, 3 phase, 1800 RPM, 230/460 V, 286T Frame, ODP – U506
286TTDP4041 Marathon Fire Pump Motors
General Specifications
| Weight: |
331 LB |
Packaged Length: |
35 IN |
| Packaged Width: |
26 IN |
Packaged Height: |
22.61 IN |
Nameplate Specifications
| Output HP: |
30 Hp |
Output KW: |
22.4 kW |
| Frequency: |
60/50 Hz |
Voltage: |
230/460 V |
| Current: |
72.0/36.0 A |
Speed: |
1770 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
92.4 % |
Power Factor: |
84 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
286T |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
50 °C |
| Drive End Bearing Size: |
6311 |
Opp Drive End Bearing Size: |
6210 |
| UL: |
No |
CSA: |
Y |
| CE: |
Y |
IP Code: |
23 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Wye Start Delta Run |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.295 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: |
24.92 in |
| Frame Length: |
14.25 in |
Shaft Diameter: |
1.875 in |
| Shaft Extension: |
4.82 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 |
12.00 |
33.0 |
0.00 |
0.0 |
1,800 |
|
|
30.00 |
| Full Load |
36.00 |
100.0 |
89.00 |
100.0 |
1,770 |
|
|
30.00 |
| Pull-Up |
175.00 |
486.0 |
145.00 |
163.0 |
750 |
|
|
30.00 |
| Locked-Rotor |
215.00 |
597.0 |
160.00 |
180.0 |
0 |
|
39.0 |
30.00 |
| 1/3 |
200.00 |
556.0 |
140.00 |
157.0 |
500 |
|
|
30.00 |
| Break-Down |
125.00 |
347.0 |
225.00 |
253.0 |
1,650 |
|
70.0 |
30.00 |
| 2/3 |
150.00 |
417.0 |
175.00 |
197.0 |
1,100 |
|
|
30.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
12.00 |
15.00 |
20.50 |
28.00 |
36.00 |
41.00 |
45.50 |
| Rated Output (KW) |
0.60 |
6.30 |
12.20 |
18.00 |
24.20 |
28.00 |
30.50 |
| Efficiency (%) |
0.0 |
89.5 |
92.4 |
93.0 |
92.4 |
92.4 |
91.0 |
| Power Factor (%) |
6.0 |
53.0 |
73.5 |
81.0 |
84.0 |
84.5 |
84.5 |
| Speed (RPM) |
1,800 |
1,795 |
1,785 |
1,780 |
1,770 |
1,765 |
1,760 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
40.0 |
55.0 |
70.0 |
| Torque (ft-lbs) |
0.00 |
22.00 |
44.50 |
66.50 |
89.00 |
102.00 |
112.00 |
Marathon Motors
Regal Beloit
