GE Industrial Solutions EntelliPro ES - Manual (Page 121)

CHAPTER 3: MOTOR PR OTECTION
EP OS MOTOR MANAGEMENT SY STEM – INSTRUCTION MANUAL 3.9
M otor
Heating
Class 15
K = 1
Class 15
K = 2
Class 15
K = 3
Class 15
K = 4
Class 15
K = 5
Class 15
K = 6
Class 15
K = 7
Class 15
K = 8
Class 15
K = 9
Class 15
K = 10
Class 15
K = 11
Class 15
K = 12
Class 15
K = 13
Class 15
K = 14
Class 15
K = 15
100 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
90 54 108 162 216 270 324 378 432 486 540 594 594 594 756 810
80 114 228 342 456 570 684 798 912 1026 1140 1254 1254 1254 1596 1710
70 182.5 365 547.5 730 912.5 1095 1277.5 1460 1642.5 1825 2007.5 2007.5 2007.5 2555 2737.5
60 261.5 523 784.5 1046 1307.5 1569 1830.5 2092 2353.5 2615 2876.5 2876.5 2876.5 3661 3922.5
50 354.5 709 1063.5 1418 1772.5 2127 2481.5 2836 3190.5 3545 3899.5 3899.5 3899.5 4963 5317.5
40 469 938 1407 1876 2345 2814 3283 3752 4221 4690 5159 5159 5159 6566 7035
30 616 1232 1848 2464 3080 3696 4312 4928 5544 6160 6776 6776 6776 8624 9240
20 823.5 1647 2470.5 3294 4117.5 4941 5764.5 6588 7411.5 8235 9058.5 9058.5 9058.5 11529 12352.5
10 1178 2356 3534 4712 5890 7068 8246 9424 10602 11780 12958 12958 12958 16492 17670
Figure 3-5: Thermal cooling model when trip curve is set to IEC class 15.
K = Cooling Factor
Units = seconds