NEW TO LEESON
LEESON Fan and Blower Motor, 0.50 HP, 1 Ph, 60 Hz, 115 V, 1800 RPM, 48Y Frame, DP - B306
Part #:048S17D2058
Catalog #:B306
Model #:48S17D2058N
KEY FEATURES
- Automatic reset thermal protector prevents overheating.
- IRIS® insulation system offers superior protection for use with a variable frequency drive.
- Permanently lubricated, double-sealed bearings extend the lifetime of the motor.
- Ambient temperature up to 70°C allows for consistent operation in a range of environments and applications.
- Vertical/horizontal mounting for proper placement of the fan within airflow.
- LEESON® motors. Motors and solutions at our core™
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Product Specifications
Nameplate Specifications
| Phase: | 1 | Output HP: | 0.50 Hp |
| Output KW: | 0.37 kW | Voltage: | 115 V |
| Speed: | 1725 rpm | Service Factor: | 1.25 |
| Frame: | 48Y | Enclosure: | Drip Proof |
| Thermal Protection: | No Protection | Efficiency: | 66 % |
| Ambient Temperature: | 40 °C | Frequency: | 60 Hz |
| Current: | 7.5 A | Power Factor: | 69.6 |
| Duty: | Continuous | Insulation Class: | B |
| Design Code: | NO DESIGN CODE | KVA Code: | M |
| Drive End Bearing Size: | 6203 | Opp Drive End Bearing Size: | 6203 |
| UL: | Recognized | CSA: | Y |
| CE: | N | IP Code: | 22 |
| Number of Speeds: | 1 |
Technical Specifications
| Electrical Type: | Split Phase | Starting Method: | Across The Line |
| Poles: | 4 | Rotation: | Selective Counterclockwise |
| Resistance Main: | 0 Ohms | Mounting: | Resilient Base - Extended Studs |
| Motor Orientation: | Horizontal | Drive End Bearing: | Ball |
| Opp Drive End Bearing: | Ball | Frame Material: | Rolled Steel |
| Shaft Type: | Single Special Extension | Overall Length: | 10.32 in |
| Shaft Diameter: | 0.500 in | Shaft Extension: | 1.88 in |
| Assembly/Box Mounting: | F1 ONLY |
General Specifications
| UPC: | 722856039873 | Weight: | 18.00 LB |
| Packaged Length: | 11.06 IN | Packaged Width: | 6.75 IN |
| Packaged Height: | 6.62 IN | HTC: | 8501.40.4040 |
| Country of Origin: | Mexico |
Speed Characteristics
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
| Break-Down | 17.50 | 254.0 | 52.80 | 216.0 | 0 | 0.00 | 0.0 | 0.50 |
| Full Load | 6.90 | 100.0 | 24.40 | 100.0 | 1,725 | 0.00 | 0.0 | 0.50 |
| Locked-Rotor | 48.90 | 709.0 | 30.00 | 123.0 | 0 | 0.00 | 0.0 | 0.50 |
Load Characteristics
| % of Rated Load | 0 % | 25 % | 50 % | 75 % | 100 % | 125 % |
| Current (Amps) | 8.80 | 9.60 | 10.60 | 12.00 | 13.80 | 16.00 |
| Rated Output (KW) | 0.09 | 0.19 | 0.30 | 0.42 | 0.54 | 0.67 |
| Efficiency (%) | 0.0 | 49.5 | 63.0 | 67.5 | 69.0 | 68.5 |
| Power Factor (%) | 18.0 | 35.5 | 50.0 | 61.0 | 68.5 | 73.5 |
| Speed (RPM) | 1,795 | 1,780 | 1,765 | 1,750 | 1,730 | 1,710 |
| Temp. Rise @ FL | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Torque (ft-lbs) | 0.00 | 6.10 | 12.20 | 18.50 | 24.50 | 30.50 |

