IMPULSE
®
•G+ & VG+ Series 4 Technical Manual
November 2020
Page 34
Table 3-2: Wire Sizing for 460 V Class
1) NFPA 70 National Electric Code 2011. 430.122(a) and Table 610-14(a) 40°C, 60-minute, copper 50°C ambient
2) NFPA 70 National Electric Code 2011. Table 250.122.
3) NFPA 70 National Electric Code 2011. Table 430.52 (selected based on motor FLA).
4) NFPA 40 National Electric Code 2011. Table 315(b)(2)(a).
Model Number
(-G+/VG+S4)
Recommended Circuit Protection Recommended Wire Size (AWG)
1, 4
Continuous
HD Input
Amps
Time Delay
Input Fuse
(A)
Time Delay
Input Fuse
Class
Inverse Time Molded/
Case Circuit Breaker (A)
3
Power Circuit Wiring
Control
Wiring
Ground
Copper
2
4001 1.8 3 CC 15 14 to 10 18 to 16 14 to 12
4003 3.2 6 CC 15 14 to 10 18 to 16 14 to 12
4004 4.4 8 CC 15 14 to 10 18 to 16 14 to 10
4005 6.0 12 CC 15 14 to 10 18 to 16 14 to 10
4007 8.2 15 CC 25 14 to 10 18 to 16 14 to 10
4009 10.4 20 CC 30 14 to 10 18 to 16 14 to 10
4014 15.0 30 CC 40 12 to 6 18 to 16 14 to 10
4018 20 35 CC 50 10 to 6 18 to 16 12 to 10
4024 29 60 J 80 8 to 6 18 to 16 10 to 8
4031 39 70 J 100 8 to 6 18 to 16 10 to 6
4039 44 80 J 110 6 to 4 18 to 16 8 to 6
4045 43 80 J 110 6 to 4 18 to 16 8 to 6
4060 58 110 J 150 4 to 2 18 to 16 6
4075 71 125 J 200 4 to 2 18 to 16 6 to 4
4091 86 175 J 225 2 to 1/0 18 to 16 6 to 4
4112 105 200 J 300 1/0 to 2/0 18 to 16 4
4150 142 250 J 400 3/0 to 4/0 18 to 16 4 to 2
4180 170 300 J 450
250
2-2/0
18 to 16 4 to 300
4216 207 400 J 600
250
2-2/0
18 to 16 2 to 350
4260 248 450 J 700
350
2-3/0
18 to 16 2 to 350
4304 300 550 J 800
350
2-4/0
18 to 16 1 to 350
4370 346 650 J 1000
500
2-250
18 to 16 1 to 1/0
4450 410 750 L 1200
500
2-300
4-3/0
18 to 16 1/0 to 300
4605 584 1100 L 1600
2-400
4-250
4-3/0
18 to 16 2/0 to 300
4810 830 1500 L 2500 4/0 x 4P x 2 18 to 16 3/0 to 300
41090 1031 1900 L 3000 300 x 4P x 2 18 to 16 4/0 to 300