Description
056T17E5308 – Marathon 0.25 HP Explosion Proof Motor, 3 phase, 1800 RPM, 208-230/460 V, 56 Frame, EPNV – G646
056T17E5308 Marathon Explosion Proof NEMA Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856022264 |
Weight: |
25 LB |
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
0.25 Hp |
Output KW: |
0.19 kW |
| Frequency: |
60 Hz |
Voltage: |
208-230/460 V |
| Current: |
1.1-1.1/0.55 A |
Speed: |
1725 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
75 % |
Power Factor: |
75 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
B |
KVA Code: |
N |
| Frame: |
56 |
Enclosure: |
Explosion Proof Non Ventilated |
| Thermal Protection: |
Automatic |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6203 |
Opp Drive End Bearing Size: |
6203 |
| UL: |
UL Listed And CSA Certified |
CSA: |
Y |
| CE: |
N |
IP Code: |
54 |
| Hazardous Location: |
EXP PROOF CL I GR C&D CL II GR F&G T3B |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
58.8 Ohms |
Mounting: |
Rigid base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Rolled Steel |
| Shaft Type: |
NEMA 56 |
Overall Length: |
11.97 in |
| Frame Length: |
6.31 in |
Shaft Diameter: |
0.625 in |
| Shaft Extension: |
2 in |
Assembly/Box Mounting: |
F1 ONLY |
Speed Characteristics
| Curvepoint |
Current (Amps) |
Current (%) |
Torque (ft-lbs) |
(%) |
Speed (RPM) |
Rated Output (KW) |
Power Factor (%) |
Rated Output (Hp) |
| Full Load |
0.55 |
100.0 |
0.75 |
100.0 |
1,725 |
|
|
0.25 |
| 2/3 |
2.80 |
509.0 |
3.30 |
440.0 |
1,200 |
|
|
0.25 |
| Pull-Up |
3.00 |
545.0 |
2.80 |
373.0 |
900 |
|
|
0.25 |
| Break-Down |
2.50 |
455.0 |
3.70 |
493.0 |
1,600 |
|
83.5 |
0.25 |
| No Load |
0.40 |
73.0 |
0.00 |
0.0 |
1,800 |
|
|
0.25 |
| 1/3 |
3.10 |
564.0 |
2.60 |
347.0 |
600 |
|
|
0.25 |
| Locked-Rotor |
3.60 |
600.0 |
3.10 |
413.0 |
0 |
0.00 |
74.5 |
0.25 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
| Current (Amps) |
0.40 |
0.43 |
0.46 |
0.50 |
0.55 |
0.60 |
0.60 |
0.64 |
0.71 |
| Rated Output (KW) |
0.05 |
0.10 |
0.15 |
0.21 |
0.26 |
0.28 |
0.31 |
0.37 |
0.43 |
| Efficiency (%) |
0.0 |
45.5 |
60.5 |
68.0 |
71.0 |
72.5 |
74.0 |
75.5 |
76.0 |
| Power Factor (%) |
16.0 |
30.5 |
42.5 |
53.0 |
61.5 |
65.0 |
67.5 |
72.5 |
76.5 |
| Speed (RPM) |
1,800 |
1,785 |
1,775 |
1,755 |
1,725 |
1,722 |
1,720 |
1,715 |
1,705 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
30.0 |
40.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
0.20 |
0.37 |
0.56 |
0.75 |
0.90 |
0.95 |
1.10 |
1.30 |
Marathon Motors
Regal Beloit
