Baldor 23H Series Installation & Operating Manual page 21

Table 3-4 Single Phase Rating Wire Size and Protection Devices - 230 VAC Controls*
Control Output Rating
Amps
6.9
8.0
12
17
28
40
50
68
88
110
136
176
216
Table 3-5 Single Phase Rating Wire Size and Protection Devices - 460 VAC Controls*
Control Output Rating
Amps
3.5
4.0
6.0
8.5
14
20
25
34
44
55
68
88
108
*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.
3-10 Receiving & Installation
Table 3-4 and 3-5 list the wire size for the input AC power wires. Motor leads should be
sized from the 3 phase tables
Input Breaker Input Breaker
HP (Amps)
0.75
1
2
3
5
7.5
10 70
15 90
20 110
25 150
30 175
40 225
50 275
Input Breaker Input Breaker
HP (Amps)
0.75
1
2
3
5
7.5
10
15 45
20 60
25 70
30 90
40 110
50 150
.
Input Fuse (Amps)
Fast Acting Time Delay
10 9
12 10
20 17.5
25 25
45 35
60 50
80 70
110 90
150 125
175 150
200 175
250 250
350 300
Input Fuse (Amps)
Fast Acting Time Delay
5 5
6 5.6
10 8
15 12
20 20
30 25
40 30
50 45
70 60
80 70
100 90
150 125
175 150
Wire Gauge
2
AWG mm
14 2.5
14 2.5
14 2.5
12 3.31
10 5.26
8 8.37
6 13.3
4 21.2
3 26.7
2 33.6
1/0 53.5
3/0 85.0
(2) 1/0 (2) 53.5
Wire Gauge
2
AWG mm
14 2.5
14 2.5
14 2.5
14 2.5
12 3.31
10 5.26
10 5.26
8 8.37
8 8.37
6 13.3
4 21.2
3 26.7
2 33.6
MN723