Whisper 500 Battery Charging Manual
Document #0023 Rev C
SOUTHWEST WINDPOWER
April 2006
9
Whisper 500 — Controller to Wind Generator Wire Size Table
Wire
Size
System Voltage
Wire Size
System Voltage
▼
24 36 48
240**
▼
24
36
48
240**
14 AWG
xx xx xx
903
14 AWG
xx xx xx xx
12
xx xx xx
1442 12
xx xx xx xx
10
xx xx xx
2296 10
xx xx xx 56
8
xx xx 145
3637 8 xx xx 44 89
6
xx 113 226
5653 6
xx 34 69 138
4
90 181 361
9037 4
28 55 110 220
3
114 227 455
11363 3
35 69 139 277
2
143 287 573
14330 2
44 87 175 349
1
183 366 732
1
56 112 223 447
0
227 455 909
0
69 139 277 554
2/0
288 577 1154
2/0
88 176 352 703
3/0
363 726 1452
3/0 111 221 442 885
4/0
459 918 1837
4/0 140 280 560 1120
▲
Distance
(Feet)
▲
Distance (Meters)
** Note: The Whisper 500 High Voltage cannot be wired directly to the Whisper Controller. A step
down voltage transformer is required to reduce the voltage to 24, 36 or 48 volts before connection
to the Whisper Controller.
AWG to Metric Wire Size Conversion Chart
The following chart may be used to convert from American Wire Gauge (AWG) to metric wire size.
AWG gauge
Diameter (mm)
AWG gauge
Diameter (mm)
0000 (4/0)
11.68 mm
4
5.19 mm
000 (3/0)
10.40 mm
6
4.11 mm
00 (2/0)
9.27 mm
8
3.26 mm
0 (1/0)
8.25 mm
10
2.59 mm
1
7.34 mm
12
2.05 mm
2
6.54 mm
14
1.63 mm
3
5.83 mm
16
1.29 mm
AWG to Metric Wire Size Conversion Chart
