Control_Flippingbook_July 2024

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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

— Approximate motor full-load current ratings

Full-load current of Energy Saver™ motors—average expected values For three-phase, 60 Hz, GE Type KS (NEMA Design B) Energy Saver™ high-efficiency, drip-proof, normal starting torque, continuous, 40°C ambient (1.15 service factor) horizontal induction motors.

Average expected values of full-load currents 1 200 V 230 V 460 V 575 V

Average expected values of full-load currents 1 200 V 230 V 460 V 575 V

Motor horsepower

Synchronous speed RPM

Motor horsepower

Synchronous speed RPM

3 5

1200 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200

10.4 16.1 20.2 20.7 22.5 26.2 27.6 29.4 40.7 42.1 42.1 52.2 54.3 55.4 65.1 66.0 69.9 76.4 79.4 83.3

9.0

4.5 7.0 8.8 9.0 9.8

3.6 5.6 7.0 7.2 7.8 9.1 9.6

50

3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800 1200 3600 1800

126.0 132.2 134.6 151.6 160.8 161.5 187.4 198.7 199.4 253.0 264.5 257.6 317.9 314.6 319.7 381.3 381.8 395.6 480.7 499.1 522.1 637.1 676.2

110.0 115.0 117.0 131.8 139.8 140.4 163.0 172.8 173.4 220.0 230.0 224.0 276.4 273.6 278.0 331.6 332.0 344.0 418.0 434.0 454.0 554.0 588.0

55.0 57.5 58.5 65.9 69.9 70.2 81.5 86.4 86.7

44.0 46.0 46.8 52.7 55.9 56.2 65.2 69.1 69.4 88.0 92.0 89.6

14.0 17.6 18.0 19.6 22.8 24.0 25.6 35.4 36.6 36.4 45.4 47.2 48.2 56.6 57.4 60.8 66.4 69.0 72.4 87.6 91.0 94.2

7 1 ⁄

2

60

10

11.4 12.0 12.8 17.7 18.3 18.2 22.7 23.6 24.1 28.3 28.7 30.4 33.2 34.5 36.2 43.8 45.5 47.1

75

10.2 14.2 14.6 14.6 18.1 18.9 19.3 22.6 23.0 24.3 26.6 27.6 29.0 35.0 36.4 37.7

15

100

110.0 115.0 112.0 138.2 136.8 139.0 165.8 166.0 172.0 209.0 217.0 227.0 277.0 294.0

20

125

110.6 109.4 111.2 132.6 132.8 137.6 167.2 173.6 181.6 221.6 235.2

25

150

30

200

40

100.7 104.6 108.3

250

1 For expected values on 208 volt, 50 Hz, three-phase motors, contact nearest ABB Representative.