Motor Fuse Sizing And Cable Selection - Pentair Pentek Series Electronic Manual

SECTION 7: Cable Selection Guide
Hitachi 6"– 8" Submersible Motors
®

7.6 Motor Fuse Sizing and Cable Selection

CABLE SELECTION
COPPER CABLE SIZE - From Main Breaker Panel to Motor (in feet)
MOTOR
FUSE
VOLTS / Dual
HZ HP KW STD Element
THREE PHASE
5 4 45 25
8 6 60 35
10 8 80 45
230 V 15 11 125 70
60 hz
20 15 150 90
25 19 200 100
30 22 225 125
40* 30 300 175
5 4 20 10
8 6 30 15
10 8 40 20
15 11 60 30
20 15 80 45
25 19 100 50
30 22 110 60
40 30 150 80
460 V
40* 30 150 80
60 hz
50 37 175 100
50* 37 175 100
60 45 225 125
60* 45 225 125
75 55 250 150
100 75 350 200
125 93 450 250
150 111 500 275
lengths only meet the us National electrical code ampacity requirements for individual conductors rated 60° 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 is a registered trademark of Hitachi Industrial Equipment Systems Co., Ltd.
®
40
14 12 10 8 6 4
149 237 378 598 931 1484 1865 2356 2967 3746 4726 5966 7516 8873
- - 247 391 609 970
- - - 308 479 764
- - - 221 344 548
- - - - 264 420
- - - - - 332
- - - - -
- - - - -
595 947 1511 2393 3723 5935 7461 9422
389 619 988 1564 2434 3880 4878 6161 7761 9797
307 488 778 1233 1918 3057 3844 4854 6115 7719 9738
- 350 558 884 1376 2193 2757 3482 4387 5537 6986 8819
- - 428 678 1055 1682 2114 2670 3363 4245 5356 6761 8518
- - - 535 833 1328 1669 2108 2655 3351 4228 5338 6725 7939 9531
- - - 433 673 1073 1349 1704 2147 2710 3419 4316 5437 6419 7706 9008
- - - - 519 827
- - - - 502 801
- - - - - 639
- - - - - 691
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
AWG
3 2 1 0 00
1220 1540 1940 2449 3090 3901 4914 5802 6965 8142 9308
961 1213 1529 1930 2434 3073 3872 4571 5488 6415 7334 9125
689 871 1097 1384 1746 2205 2778 3279 3937 4602 5261 6546
528 667 841 1061 1339 1690 2130 2514 3018 3528 4034 5019
417 527 664 838 1057 1334 1681 1985 2383 2785 3184 3962
- 337 426 537 677 855
- - 328 413 522 659
1040 1313 1654 2088 2634 3325 4189 4946 5937 6940 7935 9873
1007 1271 1601 2022 2550 3220 4056 4789 5749 6720 7683 9559
803 1014 1277 1612 2034 2568 3235 3819 4585 5359 6127 7623
869 1097 1382 1745 2201 2779 3501 4133 4961 5799 6631 8250
- 675 852 1073 1355 1709 2158 2719 3210 3853 4504 5149 6407
- 705 890 1121 1415 1785 2254 2839 3352 4024 4704 5378 6691
- - 735 926 1168 1474 1861 2344 2768 3323 3884 4441 5525
- - - - 878 1108 1399 1762 2081 2498 2920 3338 4153
- - - - - 893
- - - - - -
MCM
000 0000 250 300 350 400
1079 1359 1605 1926 2252 2575 3203
831 1047 1236 1484 1735 1984 2468
1127 1420 1676 2012 2352 2689 3346
- 1162 1371 1646 1924 2200 2737
60˚
500