Franklin 2007 Manuale Utente
Application – Three-Phase Motors
75 °C
MOTOR RATING
75 °C INSULATION - AWG COPPER WIRE SIZE
MCM COPPER WIRE SIZE
VOLTS
HP
KW
14
12
10
8
6
4
3
2
1
0
00
000
0000
250
300
350
400
500
460 V
60 Hz
60 Hz
Three-
Phase
3 - Lead
1/2
0.37
3770
6020
9460
3/4
0.55
2730
4350
6850
1
0.75
2300
3670
5770
9070
1.5
1.1
1700
2710
4270
6730
2
1.5
1300
2070
3270
5150
8050
3
2.2
1000
1600
2520
3970
6200
5
3.7
590
950
1500
2360
3700
5750
7.5
5.5
420
680
1070
1690
2640
4100
5100
6260
7680
10
7.5
310
500
790
1250
1960
3050
3800
4680
5750
7050
15
11
0
340
540
850
1340
2090
2600
3200
3930
4810
5900
7110
20
15
0
0
410
650
1030
1610
2000
2470
3040
3730
4580
5530
25
18.5
0
0
330
530
830
1300
1620
1990
2450
3010
3700
4470
5430
30
22
0
0
270
430
680
1070
1330
1640
2030
2490
3060
3700
4500
5130
5860
40
30
0
0
0
320
500
790
980
1210
1490
1830
2250
2710
3290
3730
4250
50
37
0
0
0
0
410
640
800
980
1210
1480
1810
2190
2650
3010
3420
3830
4180
4850
60
45
0
0
0
0
0
540
670
830
1020
1250
1540
1850
2240
2540
2890
3240
3540
4100
75
55
0
0
0
0
0
440
550
680
840
1030
1260
1520
1850
2100
2400
2700
2950
3440
100
75
0
0
0
0
0
0
0
500
620
760
940
1130
1380
1560
1790
2010
2190
2550
125
90
0
0
0
0
0
0
0
0
0
600
740
890
1000
1220
1390
1560
1700
1960
150
110
0
0
0
0
0
0
0
0
0
0
630
760
920
1050
1190
1340
1460
1690
175
130
0
0
0
0
0
0
0
0
0
0
0
670
810
930
1060
1190
1300
1510
200
150
0
0
0
0
0
0
0
0
0
0
0
590
710
810
920
1030
1130
1310
575 V
60 Hz
60 Hz
Three-
Phase
3 - Lead
1/2
0.37
5900
9410
3/4
0.55
4270
6810
1
0.75
3630
5800
9120
1.5
1.1
2620
4180
6580
2
1.5
2030
3250
5110
8060
3
2.2
1580
2530
3980
6270
5
3.7
920
1480
2330
3680
5750
7.5
5.5
660
1060
1680
2650
4150
10
7.5
490
780
1240
1950
3060
4770
5940
15
11
330
530
850
1340
2090
3260
4060
20
15
0
410
650
1030
1610
2520
3140
3860
4760
5830
25
18.5
0
0
520
830
1300
2030
2530
3110
3840
4710
30
22
0
0
430
680
1070
1670
2080
2560
3160
3880
4770
5780
7030
8000
40
30
0
0
0
500
790
1240
1540
1900
2330
2860
3510
4230
5140
5830
50
37
0
0
0
410
640
1000
1250
1540
1890
2310
2840
3420
4140
4700
5340
5990
6530
7580
60
45
0
0
0
0
540
850
1060
1300
1600
1960
2400
2890
3500
3970
4520
5070
5530
6410
75
55
0
0
0
0
0
690
860
1060
1310
1600
1970
2380
2890
3290
3750
5220
4610
5370
100
75
0
0
0
0
0
0
640
790
970
1190
1460
1770
2150
2440
2790
3140
3430
3990
125
90
0
0
0
0
0
0
0
630
770
950
1160
1400
1690
1920
2180
2440
2650
3070
150
110
0
0
0
0
0
0
0
0
660
800
990
1190
1440
1630
1860
2080
2270
2640
175
130
0
0
0
0
0
0
0
0
0
700
870
1050
1270
1450
1650
1860
2030
2360
200
150
0
0
0
0
0
0
0
0
0
0
760
920
1110
1260
1440
1620
1760
2050
Lengths in BOLD only meet the US National Electrical Code ampacity requirements for individual conductors in free air
or water. Lengths NOT in bold meet NEC ampacity requirements for either individual conductors or jacketed cable. See
page 11 for additional details.
or water. Lengths NOT in bold meet NEC ampacity requirements for either individual conductors or jacketed cable. See
page 11 for additional details.
Table 20 Three-Phase 75 °C Cable (Continued)
20
Continued on page 21