Junction box and power cable sizing chart – GE Industrial Solutions GE ZENITH SERIES MDU User Manual
Page 16
Installation Procedures
GE Z
ENITH
C
ONTROLS
MDU Owner’s Manual
601 S
HILOH
R
OAD
January 2013
Plano, TX 75074
Page 16
3.7.5. Junction Box and Power Cable Sizing Chart
Main Input
Circuit
Breaker
Size (Amps)
Input Power Cable
Wire Size Per
Phase & Ground
(# - Size)
Input Power
Cable
Conduit Size
(# - Size)
Input Junction
Box Size
(H x W x D)
Input Junction Box
Terminal Block Size
(# Poles - Wire Range)
25
1 - 8 AWG
1 - 1"
12" x 10" x 5"
4 Pole - # 12 - 2/0
30
1 - 6 AWG
1 - 1"
12" x 10" x 5"
4 Pole - # 12 - 2/0
40
1 - 6 AWG
1 - 1"
12" x 10" x 5"
4 Pole - # 12 - 2/0
50
1 - 6 AWG
1 - 1"
12" x 10" x 5"
4 Pole - # 12 - 2/0
60
1 - 6 AWG
1 - 1"
12" x 10" x 5"
4 Pole - # 12 - 2/0
70
1 - 4 AWG
1 - 1 1/4"
12" x 10" x 5"
4 Pole - # 12 - 2/0
80
1 - 4 AWG
1 - 1 1/4"
12" x 10" x 5"
4 Pole - # 12 - 2/0
90
1 - 3 AWG
1 - 1 1/4"
12" x 10" x 5"
4 Pole - # 12 - 2/0
100
1 - 3 AWG
1 - 1 1/4"
12" x 10" x 5"
4 Pole - # 12 - 2/0
110
1 - 2 AWG
1 - 1 1/4"
12" x 10" x 5"
4 Pole - # 12 - 2/0
125
1 - 1 AWG
1 - 1 1/2"
12" x 10" x 5"
4 Pole - # 12 - 2/0
150
1 - 1/0 AWG
1 - 1 1/2"
12" x 10" x 5"
4 Pole - # 12 - 2/0
175
1 - 2/0 AWG
1 - 2"
16" x 14" x 6"
4 Pole - # 6 - 350 MCM
200
1 - 3/0 AWG
1 - 2"
16" x 14" x 6"
4 Pole - # 6 - 350 MCM
225
1 - 4/0 AWG
1 - 2"
16" x 14" x 6"
4 Pole - # 6 - 350 MCM
250
1 - 250 MCM AWG
1 - 2 1/2"
24" x 18" x 6"
4 Pole - # 6 - 350 MCM
300
2 - 3/0 AWG
1 - 3"
24" x 18" x 6"
4 Pole - # 6 - 350 MCM
350
2 - 4/0 AWG
2 - 2"
24" x 18" x 6"
4 Pole - # 4 - 500 MCM
400
2 - 4/0 AWG
2 - 2"
24" x 18" x 6"
4 Pole - #4 - 500 MCM
500
2 - 250 MCM AWG
2 - 2 1/2"
24" x 18" x 6"
4 Pole - #4 - 500 MCM
600
2 - 350 MCM AWG
2 - 3"
24" x 18" x 6"
4 Pole - #4 - 500 MCM
700
2 - 500 MCM AWG
2 - 3"
24" x 18" x 6"
4 Pole - #4 - 500 MCM
800
3 - 300 MCM AWG
3 - 2 1/2"
Special
Special