20,1500,TEFC,256T,3/50/415YD

20,1500,TEFC,256T,3/50/415YD

Part#: 256TTFNA4047

Catalog#: 256TTFNA4047

Weight: 336 lb

Specifications


Phase Phase: 3 Output HP Output HP: 20 Hp
Output KW Output KW: 14.9 kW Voltage Voltage: 415 V
Speed Speed: 1470 rpm Service Factor Service Factor: 1.15
Frame Frame: 256T Enclosure Enclosure: Totally Enclosed Fan Cooled
Thermal Protection Thermal Protection: Thermostat Efficiency Efficiency: 91.7 %
Ambient Temperature Ambient Temperature: 40 °C Frequency Frequency: 50 Hz
Current Current: 27.9 A Power Factor Power Factor: 81
Duty Duty: Continuous Insulation Class Insulation Class: F
Design Code Design Code: B KVA Code KVA Code: F
Drive End Bearing Size Drive End Bearing Size: 309 Opp Drive End Bearing Size Opp Drive End Bearing Size: 210
CSA CSA: Y IP Code IP Code: 43
Number of Speeds Number of Speeds: 1
Electrical Type Electrical Type: Squirrel Cage Induction Run Starting Method Starting Method: Wye Start Delta Run
Poles Poles: 4 Rotation Rotation: Reversible
Resistance Main Resistance Main: .405 Ohms Mounting Mounting: Rigid Base
Motor Orientation Motor Orientation: Horizontal Drive End Bearing Drive End Bearing: Ball
Opp Drive End Bearing Opp Drive End Bearing: Ball Frame Material Frame Material: Cast Iron
Shaft Type Shaft Type: T Assembly/Box Mounting Assembly/Box Mounting: F1/F2 CAPABLE
Output HP Output HP: 20 Hp Output KW Output KW: 14.9 kW
Service Factor Service Factor: 1.15 Frame Suffix Frame Suffix: T
Current Current: 27.9 A Frequency Frequency: 50 Hz
Speed Speed: 1470 rpm Connection Drawing Connection Drawing: A-EE7340D
Outline Drawing Outline Drawing: B-SS203015-1225 Voltage Voltage: 415 V
Frame Size Frame Size: 256 Efficiency Efficiency: 91.7 %
Weight Weight: 336.00 LB Country of Origin Country of Origin: United States of America
% of Rated Load0%25%50%75%100%115%125%
% of Rated Load: Current (Amps) 0%: 12.82 25%: 14.19 50%: 17.86 75%: 22.43 100%: 27.93 115%: 32.05 125%: 34.80
% of Rated Load: Rated Output (KW) 0%: 0.50 25%: 4.20 50%: 8.20 75%: 12.20 100%: 16.40 115%: 19.00 125%: 20.50
% of Rated Load: Efficiency (%) 0%: 0.0 25%: 88.5 50%: 91.7 75%: 92.4 100%: 91.7 115%: 91.0 125%: 90.2
% of Rated Load: Power Factor (%) 0%: 4.0 25%: 42.0 50%: 64.0 75%: 75.5 100%: 81.0 115%: 82.5 125%: 83.0
% of Rated Load: Speed (RPM) 0%: 1,500 25%: 1,492 50%: 1,485 75%: 1,480 100%: 1,470 115%: 1,465 125%: 1,460
% of Rated Load: Temp. Rise @ FL 0%: 0.0 25%: 0.0 50%: 0.0 75%: 0.0 100%: 75.0 115%: 105.0 125%: 0.0
% of Rated Load: Torque (ft-lbs) 0%: 0.00 25%: 17.50 50%: 35.50 75%: 53.50 100%: 71.50 115%: 82.50 125%: 90.00
CurvepointCurrent (Amps)Current (%)Torque (ft-lbs)Torque (%)Speed (RPM)Rated Output (KW)Power Factor (%)Rated Output (Hp)
Curvepoint: 2/3 Current (Amps): 130.00 Current (%): 426.0 Torque (ft-lbs): 125.00 Torque (%): 175.0 Speed (RPM): 1,000 Rated Output (KW): Power Factor (%): Rated Output (Hp): 20.00
Curvepoint: Break-Down Current (Amps): 105.00 Current (%): 344.0 Torque (ft-lbs): 165.00 Torque (%): 231.0 Speed (RPM): 1,350 Rated Output (KW): Power Factor (%): 67.0 Rated Output (Hp): 20.00
Curvepoint: Locked-Rotor Current (Amps): 160.00 Current (%): 525.0 Torque (ft-lbs): 120.00 Torque (%): 168.0 Speed (RPM): 0 Rated Output (KW): Power Factor (%): 42.0 Rated Output (Hp): 20.00
Curvepoint: Pull-Up Current (Amps): 145.00 Current (%): 475.0 Torque (ft-lbs): 110.00 Torque (%): 154.0 Speed (RPM): 750 Rated Output (KW): Power Factor (%): Rated Output (Hp): 20.00
Curvepoint: 1/3 Current (Amps): 155.00 Current (%): 508.0 Torque (ft-lbs): 105.00 Torque (%): 147.0 Speed (RPM): 500 Rated Output (KW): Power Factor (%): Rated Output (Hp): 20.00
Curvepoint: No Load Current (Amps): 13.80 Current (%): 45.0 Torque (ft-lbs): 0.00 Torque (%): 0.0 Speed (RPM): 1,500 Rated Output (KW): Power Factor (%): 4.0 Rated Output (Hp): 20.00
Curvepoint: Full Load Current (Amps): 30.50 Current (%): 100.0 Torque (ft-lbs): 71.50 Torque (%): 100.0 Speed (RPM): 1,470 Rated Output (KW): Power Factor (%): 81.0 Rated Output (Hp): 20.00

Efficiency


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