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Wiring Specifications
 















All wiring should be done in accordance with the NEC (National Electric Code).

Recommended Wire and Conduit Sizes
For Residential Application

Wire sizes when used in conduit or underground:
Size Panel
Copper Phase
Neutral
Aluminum Phase
Neutral

*60 Amp

#6

#6

#4

#6

100 Amp

#4

#6

#2

#4

110 Amp

#3

#4

#1

#2

125 Amp

#2

#4

#1/0

#2

150 Amp

#1

#2

#2/0

#1/0

175 Amp

#1/0

#2

#3/0

#1/0

200 Amp

#2/0

#1/0

#4/0

#2/0

225 Amp

#4/0

#3/0

#4/0

#2/0
*Should be used only for barns, small cabins, or small trailers.

Conduit Sizes
Wire Size
Conduit Size
3- #6
1"
2 - #4 and 1 - #6
1"
2 - #3 and 1 - #4
1-1/4"
2 - #2 and 1 - #4
1-1/4"
2 - #1 and 1 - #2
1-1/4"
2 - #1/0 and 1 - #2
1-1/2"
2 - #2/0 and 1 - #1/0
1-1/2"
2 - #3/0 and 1 - #1/0
2"
2 - #4/0 and 1 - #2/0
2"

Wire Sizes for Aluminum Overhead Triplex
100 Amp
#2 Triplex
110 Amp
1/0 Triplex
125 Amp
1/0 Triplex
150 Amp
1/0 Triplex
175 Amp
3/0 Triplex
200 Amp
4/0 Triplex
225 Amp
4/0 Triplex

Materials List
100 or 200 AMP Meter Base with Main Disconnect
Materials
Quantity
100 or 200 AMP Meter Base with Main Disconnect
1
Conduit (Rigid Aluminum recommended)
15 ft.
Conduit Straps
4
Weatherhead
1
Weatherproof Hub
1
Wire (Size according to chart)
As Required

(Underground Services Only)
Conduit - Schedule 80 PVC (NEMA)
5 ft.
Threaded Adaptor
1
Conduit Locknut
1
Conduit Smooth Bushing
2
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