Description
256TTDBD6082 – Marathon 10 HP Close-Coupled Pump Motor, 3 phase, 1200 RPM, 230/460 V, 256JMV Frame, ODP – GT0458
256TTDBD6082 Marathon JM Motors
General Specifications
| UPC: |
722856063823 |
Weight: |
345 LB |
| Packaged Length: |
31.77 IN |
Packaged Width: |
28.03 IN |
| Packaged Height: |
28.14 IN |
Nameplate Specifications
| Output HP: |
10 Hp |
Output KW: |
7.5 kW |
| Frequency: |
60 Hz |
Voltage: |
230/460 V |
| Current: |
25.6/12.8 A |
Speed: |
1182 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
91.7 % |
Power Factor: |
80 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
H |
| Frame: |
256JM |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6309 |
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: |
6 |
Rotation: |
Selective Clockwise |
| Resistance Main: |
1.066 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Rolled Steel |
| Shaft Type: |
JM |
Overall Length: |
25.99 in |
| Frame Length: |
12.20 in |
Shaft Diameter: |
1.249 in |
| Shaft Extension: |
5.5 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) |
| Pull-Up |
68.00 |
531.0 |
78.00 |
175.0 |
600 |
|
|
10.00 |
| 1/3 |
73.00 |
570.0 |
76.50 |
172.0 |
400 |
|
|
10.00 |
| Locked-Rotor |
80.00 |
625.0 |
93.00 |
209.0 |
0 |
|
44.0 |
10.00 |
| Break-Down |
46.00 |
359.0 |
113.00 |
254.0 |
1,085 |
|
68.0 |
10.00 |
| No Load |
6.10 |
48.0 |
0.00 |
0.0 |
1,200 |
|
6.0 |
10.00 |
| Full Load |
12.80 |
100.0 |
44.50 |
100.0 |
1,182 |
|
80.0 |
10.00 |
| 2/3 |
62.00 |
484.0 |
96.00 |
216.0 |
800 |
|
|
10.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
6.10 |
6.70 |
8.30 |
10.40 |
12.80 |
14.50 |
15.70 |
| Rated Output (KW) |
0.50 |
2.20 |
4.20 |
6.10 |
8.20 |
9.40 |
10.30 |
| Efficiency (%) |
0.0 |
85.5 |
90.2 |
91.7 |
91.7 |
91.4 |
90.6 |
| Power Factor (%) |
6.0 |
41.0 |
63.0 |
74.5 |
80.0 |
81.5 |
82.5 |
| Speed (RPM) |
1,200 |
1,195 |
1,192 |
1,185 |
1,182 |
1,178 |
1,175 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
40.0 |
50.0 |
60.0 |
| Torque (ft-lbs) |
0.00 |
11.00 |
22.00 |
33.20 |
44.50 |
51.30 |
55.90 |
Marathon Motors
Regal Beloit
