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Technical Services
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Recommended Minimum Wire Size
14
Volt
Systems
Total Circuit Lengths:
1. Load Circuit = All "A" Leads
2. AC Circuit - One "B" Lead
3. Field Circuit - All "C" Leads
Recommended
Minimum
Wire Size
A B C
60-75
Amps
16 Feet or Less
16-25 Feet
25-40 Feet
#6
#4
#2
#8
#6
#4
#16
#14
#12
80-125
Amps
16 Feet or Less
16-25 Feet
25-40 Feet
#4
#2
#0
#6
#4
#2
#16
#14
#12
80-125
Amps
16 Feet or Less
16-25 Feet
25-40 Feet
#0
#0
#00
#4
#2
#0
#16
#14
#12
250-325
Amps
12 Feet or Less
12-20 Feet
#2/0
#4/0
N/A
N/A
#16
#16
28
Volt
System
       
290
Amps
20 Feet or Less
20-30 Feet
#2/0
#4/0
N/A
N/A
#16
#16