Marathon 0.50 HP 3 speed Fan and Blower HVAC/R Motor, 1 phase, 1200 RPM, 115 V, 48Y Frame, OPAO - X004

Catalog #:X004
Part #:048A11O1755
  • Open frame and brackets
  • Single and multi-speed models, as noted
  • Grommeted lead exit, Weather resistant reversing plug
  • 2-1/4” resilient ring mounting except where noted (base not included, see Accessories section)
  • 2 1/2” adapter rings supplied, shipped loose in box
  • Extended thru-bolts on shaft end, 30” long leads
  • Automatic reset thermal protector
  • Capacitor not included, see Accessories section
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Weight:17 LB
List Price: $300.00

General Specifications

UPC: 722856038579 Weight: 17 LB
Packaged Length: 13.25 IN Packaged Width: 7 IN
Packaged Height: 6.94 IN

Nameplate Specifications

Output HP: 0.50 Hp Output KW: 0.37 kW
Frequency: 60 Hz Voltage: 115 V
Current: 6.2 A Speed: 1075 rpm
Service Factor: 1.15 Phase: 1
Efficiency: 63.4 % Power Factor: 92.8
Duty: Continuous Insulation Class: B
Design Code: NO DESIGN CODE KVA Code: C
Frame: 48Y Enclosure: Open Air Over
Thermal Protection: Automatic Lock Rotor Only Ambient Temperature: 40 °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: Permanent Split Capacitor Starting Method: Across The Line
Poles: 6 Rotation: Selective Counterclockwise
Mounting: Resilient Ring - 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: 10.25 in Frame Length: 4.75 in
Shaft Diameter: 0.500 in Shaft Extension: 4.06 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)
Pull-Up 16.80 7.20 34 1.41 0.50
Break-Down 10.98 58.90 986 1.09 0.50
Locked-Rotor 16.90 9.00 0 1.41 0.50

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 %
Current (Amps) 3.07 3.38 3.90 4.65 5.66 7.14
Rated Output (KW) 0.17 0.26 0.35 0.45 0.57 0.73
Efficiency (%)
Power Factor (%)
Speed (RPM) 1,200 1,185 1,172 1,158 1,135 1,102
Temp. Rise @ FL
Torque (ft-lbs) 0.00 8.90 18.00 27.30 37.10 47.70
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