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Power and Control Wiring
11
For preparation purposes, the following tables provide the dimensions and wire sizes for the input
junction boxes.
Table 3 Input junction box dimensions
Switch Rating
Length
Inches (mm)
Width
Inches (mm)
Height
Inches (mm)
100 amp 16 (406) 14 (356) 6 (152)
250 to 600 amp 30 (762) 16 (406) 6 (152)
Table 4 Input junction box terminal wire size range
Switch Rating Power and Ground Lug Wire Range
100 amp #6 to #2/0 AWG
250 to 600 amp (2) #6 AWG to (2) 500 kcmil