Installation
LTPS-UM-8007-01, Issue 1
24
November 9, 2001
SPX-CABFIN01, SPX-CABFIN04
Figure 17.
Typical SPX-CABFIN AC Power Wiring Diagram
2
At the power cabinet, open the external door and the load center (breaker box cover); set the main AC breaker
to ON to apply commercial power to the SPX-CABFIN cabinet.
3
The cabinet can now be powered up. Open the end chamber door. Open the SPX-CABFIN cabinet load center
cover.
4
Set main AC circuit breaker CB1 (60A) to ON.
5
Using a DMM, verify the following (nominal) voltages:
–
L1 bar to L2 bar 230 Vac
–
L1 bar to N bar 115 Vac
Exercise care when performing the following steps to avoid electrical shock; hazardous
voltages are present.
To metered over-
current projected
single phase 120/240
service shown for
reference only. wires
installed in field.
(3 awg min.)
RED
BLK
BLK
BLK
Lighting
arrestor
BLK
J3(GFI)
J4(GFI)
LOAD
LINE
GND
GND
GND
J5
GND
J6
GRN
GRN
Heater
element
T'stat
10A Fuse
GND
Note: ground to tray
WHT
S1
BLK
BLK
GRN
TEST
RESET
Earth
GND
Frame
ground
TB1
RED
RECT. #1
RECT. #2
BLK
RED
BLK
GRN
P/O modular
power supply shelf
Frame grd #6 AWG
green to ground bar
in splice chamber
Main
chamber
(front)
Battery tray
heater pad
Main
chamber
(rear)
BLK
WHT
RED
BLK
RED
GRN
WHT
BLK
AC load center
not used
not used
not used
not used
Neutral bar
Ground bar
CB1
30A
30A
30A
60A
15A
1
1
2
3
4
7
2
8
9
4
10
11
6
12
3
5
CB4
CB5
CB3
CB2
