Baldor -W, Инструкция по установке и эксплуатации

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3-12 Receiving & Installation MN715
Table 3-6 and 3-7 list the wire size for the input AC power wires. Motor leads should be
sized from the 3 phase tables
.
Table 3-6 Single Phase Rating Wire Size and Protection Devices - 230 VAC Controls*
Control Rating
Input Breaker
Input Fuse (Amps) Wire Gauge
Amps HP
Input Breaker
(Amps) Fast Acting Time Delay AWG mm
2
6.9 0.75 10 10 9 14 2.5
8.0 1 10 12 10 14 2.5
12 2 15 20 17.5 14 2.5
17 3 25 25 25 12 3.31
28 5 40 45 35 10 5.26
40 7.5 50 60 50 8 8.37
50 10 70 80 70 6 13.3
68 15 90 110 90 4 21.2
88 20 110 150 125 3 26.7
110 25 150 175 150 2 33.6
136 30 175 200 175 1/0 53.5
176 40 225 250 250 3/0 85.0
216 50 275 350 300 (2) 1/0 (2) 53.5
Table 3-7 Single Phase Rating Wire Size and Protection Devices - 460 VAC Controls*
Control Rating
Input Breaker
Input Fuse (Amps) Wire Gauge
Amps HP
Input Breaker
(Amps)
Fast Acting Time Delay AWG mm
2
3.5 0.75 5 5 5 14 2.5
4.0 1 5 6 5.6 14 2.5
6.0 2 7.5 10 8 14 2.5
8.5 3 12.5 15 12 14 2.5
14 5 17.5 20 20 12 3.31
20 7.5 25 30 25 10 5.26
25 10 40 40 30 10 5.26
34 15 45 50 45 8 8.37
44 20 60 70 60 8 8.37
55 25 70 80 70 6 13.3
68 30 90 100 90 4 21.2
88 40 110 150 125 3 26.7
108 50 150 175 150 2 33.6
*Note: All wire sizes are based on 75
°
C copper wire. Higher temperature smaller gauge wire may be used per NEC
and local codes. Recommended fuses/breakers are based on 40
°
C ambient, maximum continuous control
output current and no harmonic current.