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Section 1
General Information
Application Considerations 3-5MN770
Table 3-2 can be used to determine the size control and motor to use for your application.
Find the “Car Speed” column in the first row of the table. Follow that column down to find
the “Car Capacity” row. Follow that row to the left and read the recommended HP/KW
size of the motor.
Table 3-2 Motor Sizing
Car Speed Feet / Min. 100 150 200 250 300 350 400 500 700
Car Speed Meters / Sec. 0.5 0.75 1.0 1.25 1.5 1.75 2.0 2.5 3.5
Assumed Mechanical Efficiency 55% 58% 60% 62% 63% 64% 64% 67% 70%
Motor HP Car Capacity in Pounds
Motor kW Car Capacity in Kilograms
7.5 2300 1600 1250 1030 870 750 660 550 410
5.6 1045 727 568 468 395 341 300 250 186
10 3000 2150 1660 1370 1150 1000 880 740 550
7.5 1364 977 755 623 1150 455 400 336 250
15 4500 3200 2500 2060 1730 1500 1310 1100 410
11.2 2045 1455 1136 936 786 682 595 500 373
20 6050 4300 3300 2750 2300 2000 1750 1470 1090
14.9 2750 1955 1500 1250 1045 909 795 668 495
25 7500 5400 4150 3400 2880 2500 2190 1840 1370
18.6 3409 2455 1886 1545 1309 1136 995 836 623
30 9100 6400 4950 4000 3470 3000 2620 2210 1640
22.4 4136 2909 2250 1818 1577 1364 1191 1005 745
40 12100 8600 6650 5450 4620 4000 3500 2950 2180
29.8 5500 3909 3023 2477 2100 1818 1591 1341 991
50 15125 10700 8300 6840 5760 5000 4370 3670 2730
37.3 6875 4864 3773 2945 2618 2273 1986 1668 1241
60 18150 12870 9900 8200 6940 6000 5250 4430 3280
44.8 8250 5850 4500 3727 3155 2727 2386 2014 1491
75 22685 16090 12375 10300 8650 7500 6560 5520 4100
56 10311 7314 5625 4682 3932 3409 2982 2509 1864