Description
286THFNA8028 – Marathon 30 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 286T Frame, TEFC – Y570
286THFNA8028 Marathon 2000:1 With Encoder Provision Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856025234 |
Weight: |
497 LB |
| Packaged Length: |
35 IN |
Packaged Width: |
26 IN |
| Packaged Height: |
21.89 IN |
Nameplate Specifications
| Output HP: |
30 Hp |
Output KW: |
22.4 kW |
| Frequency: |
60 Hz |
Voltage: |
230/460 V |
| Current: |
77.0/38.5 A |
Speed: |
1776 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
93 % |
Power Factor: |
78.5 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
INV |
KVA Code: |
J |
| Frame: |
286T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
Thermostats (N/C) |
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 Duty |
Starting Method: |
Inverter Only |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.17 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: |
29.91 in |
| Frame Length: |
14.25 in |
Shaft Diameter: |
1.875 in |
| Shaft Extension: |
4.81 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) |
| 1/3 |
260.00 |
675.0 |
180.00 |
203.0 |
600 |
|
|
30.00 |
| No Load |
18.00 |
47.0 |
0.00 |
0.0 |
1,800 |
|
|
30.00 |
| 2/3 |
225.00 |
584.0 |
225.00 |
254.0 |
1,200 |
|
|
30.00 |
| Full Load |
38.50 |
100.0 |
88.70 |
100.0 |
1,776 |
|
|
30.00 |
| Locked-Rotor |
270.00 |
701.0 |
205.00 |
231.0 |
0 |
|
36.0 |
30.00 |
| Break-Down |
165.00 |
429.0 |
285.00 |
321.0 |
1,650 |
|
64.0 |
30.00 |
| Pull-Up |
250.00 |
649.0 |
190.00 |
214.0 |
900 |
|
|
30.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
125 % |
150 % |
200 % |
| Current (Amps) |
18.00 |
21.00 |
25.50 |
31.50 |
38.50 |
46.50 |
55.50 |
72.50 |
| Rated Output (KW) |
1.00 |
6.50 |
12.50 |
18.00 |
24.50 |
30.00 |
36.00 |
49.00 |
| Efficiency (%) |
0.0 |
86.5 |
91.0 |
93.0 |
93.0 |
92.4 |
92.4 |
91.0 |
| Power Factor (%) |
7.5 |
40.0 |
61.0 |
72.0 |
78.5 |
81.0 |
82.5 |
84.0 |
| Speed (RPM) |
1,800 |
1,794 |
1,788 |
1,782 |
1,776 |
1,770 |
1,764 |
1,750 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
60.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
22.00 |
44.00 |
66.50 |
88.70 |
111.00 |
134.00 |
180.00 |
Marathon Motors
Regal Beloit
