Emerson Static Transfer Switch Switch User Manual


 
Installation Drawings
42
Figure 29 Outline drawing for input junction box
G
C
B
A
B
D
E
H
G
Diameter hole
A
C
INPUT JUNCTION BOX
Location of
Factory-Supplied
Input Power
Cable Assembly
Recommended Location for
Customer Connection of Input
Power Raceway (by others)
3-Phase, 3-Wire Plus Ground
Power Terminal Block
PS211005
Rev. 0
NOTES:
1. Two junction boxes are supplied, one for each input.
2. Cable(s) are factory-supplied to connect the junction
box to the input busbars. See electrical field
connections drawing for location.
3. Parallel cables are used on 400A and 600A units.
Input Junction Box
Rating
Dimensional Data - Inches (mm)
Wire Size RangeABC D E F GH
100A 16 (406) 14 (356) 6 (152) 17-1/2 (445) 12 (305) 16-3/4 (426) 5/16 (8) 1 (25) #6 AWG to #2/0 AWG
250A - 600A 16 (406) 30 (762) 6 (152) 33 (830) 10 (254) 32 (813) 7/16 (11) 3 (76)
(2) #6 AWG to (2)
500 kcmil