Description
056T8O5306 – Marathon 1 HP Commercial Refrigeration Fan HVAC/R Motor, 3 phase, 900 RPM, 208-230/460 V, 56HZ Frame, OPAO – X528
056T8O5306 Marathon Commercial Refrigeration Fan Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856048974 |
Weight: |
49 LB |
| Packaged Length: |
19.88 IN |
Packaged Width: |
10.25 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
1 Hp |
Output KW: |
0.75 kW |
| Frequency: |
60/50 Hz |
Voltage: |
208-230/460 V |
| Current: |
5.1-5.3/2.7 A |
Speed: |
850 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
74.5 % |
Power Factor: |
52.5 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
NO DESIGN CODE |
KVA Code: |
J |
| Frame: |
56HZ |
Enclosure: |
Open Air Over |
| Thermal Protection: |
Automatic Lock Rotor Only |
Ambient Temperature: |
70 °C |
| Drive End Bearing Size: |
6203 |
Opp Drive End Bearing Size: |
6203 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
N |
IP Code: |
10 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
8 |
Rotation: |
Reversible |
| Resistance Main: |
17.6 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Shaft Up |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Rolled Steel |
| Shaft Type: |
Single Special Extension |
Overall Length: |
17.06 in |
| Frame Length: |
9.56 in |
Shaft Diameter: |
0.625 in |
| Shaft Extension: |
5.06 in |
Assembly/Box Mounting: |
W8 |
Speed Characteristics
| Curvepoint |
Current (Amps) |
Current (%) |
Torque (ft-lbs) |
(%) |
Speed (RPM) |
Rated Output (KW) |
Power Factor (%) |
Rated Output (Hp) |
| 2/3 |
5.00 |
189.0 |
16.00 |
267.0 |
500 |
|
|
1.00 |
| Locked-Rotor |
9.00 |
340.0 |
13.00 |
217.0 |
|
|
57.5 |
1.00 |
| Pull-Up |
7.00 |
264.0 |
14.50 |
242.0 |
400 |
|
|
1.00 |
| 1/3 |
9.00 |
340.0 |
10.60 |
177.0 |
170 |
|
|
1.00 |
| Break-Down |
3.40 |
128.0 |
17.00 |
283.0 |
650 |
|
69.5 |
1.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
| Current (Amps) |
2.00 |
2.00 |
2.00 |
2.20 |
2.65 |
2.75 |
2.80 |
3.00 |
3.50 |
| Rated Output (KW) |
0.14 |
0.34 |
0.54 |
0.76 |
1.00 |
1.20 |
1.30 |
1.50 |
2.00 |
| Efficiency (%) |
0.0 |
55.5 |
69.0 |
73.5 |
74.5 |
74.5 |
74.5 |
73.0 |
70.0 |
| Power Factor (%) |
9.5 |
22.0 |
34.0 |
44.0 |
52.5 |
57.0 |
58.5 |
64.0 |
67.5 |
| Speed (RPM) |
900 |
890 |
880 |
865 |
850 |
845 |
840 |
835 |
815 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
1.50 |
3.00 |
4.50 |
6.00 |
7.00 |
7.50 |
9.50 |
11.50 |
Marathon Motors
Regal Beloit
