Dell 3750W User Manual page 28

Figure 19. Circuit Breaker Diagram
To hardwire the UPS input:
1
Switch off utility power at the distribution point where the UPS will be connected. Be absolutely
sure there is no power.
2
Remove the terminal block cover (four screws) and retain.
Figure 20. Removing the Terminal Block Cover
3
Punch a hole in the terminal block cover for the input conduit using a Greenlee
device. The hole accommodates 3/4" or 1" IMC conduit.
4
Pull the input wire through the conduit, leaving approximately 2 ft (0.5m) of exposed wire. Attach
a flexible metal fitting to the end of the conduit.
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Installation
Wall
Line
AC Mains
Neutral
2-pole
Breaker
UPS
®
punch or similar