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41
SECTION 7: Cable Selection Guide
Hitachi
®
6”– 8” Submersible Motors
7.6 Motor Fuse Sizing and Cable Selection
CABLE SELECTION
75° C
COPPER CABLE SIZE - From Main Breaker Panel to Motor (in feet)
MOTOR
AWG
MCM
VOLTS /
HZ
HP KW
FUSE
STD
Dual
Element 14
12
10
8
6
4
3
2
1
0
00
000 0000 250 300 350 400 500
THREE PHASE
230 V
60 hz
5
4
45
25
149
237
378
598
931 1484 1865 2356 2967 3746 4726 5966 7516 8873
8
6
60
35
-
155
247
391
609
970 1220 1540 1940 2449 3090 3901 4914 5802 6965 8142 9308
10
8
80
45
-
-
195
308
479
764
961 1213 1529 1930 2434 3073 3872 4571 5488 6415 7334 9125
15
11
125
70
-
-
-
221
344
548
689
871 1097 1384 1746 2205 2778 3279 3937 4602 5261 6546
20
15
150
90
-
-
-
-
264
420
528
667
841 1061 1339 1690 2130 2514 3018 3528 4034 5019
25
19
200
100
-
-
-
-
208
332
417
527
664
838 1057 1334 1681 1985 2383 2785 3184 3962
30
22
225
125
-
-
-
-
-
268
337
426
537
677
855 1079 1359 1605 1926 2252 2575 3203
40* 30
300
175
-
-
-
-
-
-
-
328
413
522
659
831 1047 1236 1484 1735 1984 2468
460 V
60 hz
5
4
20
10
595
947 1511 2393 3723 5935 7461 9422
8
6
30
15
389
619
988 1564 2434 3880 4878 6161 7761 9797
10
8
40
20
307
488
778 1233 1918 3057 3844 4854 6115 7719 9738
15
11
60
30
220
350
558
884 1376 2193 2757 3482 4387 5537 6986 8819
20
15
80
45
-
-
428
678 1055 1682 2114 2670 3363 4245 5356 6761 8518
25
19
100
50
-
-
338
535
833 1328 1669 2108 2655 3351 4228 5338 6725 7939 9531
30
22
110
60
-
-
-
433
673 1073 1349 1704 2147 2710 3419 4316 5437 6419 7706 9008
40
30
150
80
-
-
-
-
519
827 1040 1313 1654 2088 2634 3325 4189 4946 5937 6940 7935 9873
40* 30
150
80
-
-
-
-
502
801 1007 1271 1601 2022 2550 3220 4056 4789 5749 6720 7683 9559
50
37
175
100
-
-
-
-
-
639
803 1014 1277 1612 2034 2568 3235 3819 4585 5359 6127 7623
50* 37
175
100
-
-
-
-
433
691
869 1097 1382 1745 2201 2779 3501 4133 4961 5799 6631 8250
60
45
225
125
-
-
-
-
-
537
675
852 1073 1355 1709 2158 2719 3210 3853 4504 5149 6407
60* 45
225
125
-
-
-
-
-
561
705
890 1121 1415 1785 2254 2839 3352 4024 4704 5378 6691
75
55
250
150
-
-
-
-
-
-
582
735
926 1168 1474 1861 2344 2768 3323 3884 4441 5525
100 75
350
200
-
-
-
-
-
-
-
-
696
878 1108 1399 1762 2081 2498 2920 3338 4153
125 93
450
250
-
-
-
-
-
-
-
-
-
708
893 1127 1420 1676 2012 2352 2689 3346
150 111 500
275
-
-
-
-
-
-
-
-
-
-
-
922 1162 1371 1646 1924 2200 2737
lengths only meet the us National electrical code ampacity requirements for individual conductors rated 75° c in free air or water, Not in magnetic enclosures, conduit or direct buried. refer
to Nec table 310.15(B)(17) for more information.
* = motors are 8” diameter
Hitachi 6” and Larger Motors
Hitachi
®
is a registered trademark of Hitachi Industrial Equipment Systems Co., Ltd.
Содержание P42B0007A2-01
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