Single Input (Single Unit) - Delta DPH Series User Manual

5.4.3.1 Single Input (Single Unit)

When there is only one AC power source, single unit wiring procedures are as follows.
Step 1
Make sure that the external maintenance bypass cabinet's Input Breaker or Switch (Q1),
Bypass Breaker or Switch (Q2), Manual Bypass Breaker or Switch (Q3) and the Output
Breaker or Switch (Q4) are in the OFF position.
Step 2
Make sure that each external battery cabinet's breaker (Q5) is in the OFF position.
Step 3
Follow Table 5-2 to select proper input, output, and battery cables.
Step 4
The UPS allows cable routing from the top or bottom. Please leave adequate space above
or below the UPS.
Step 5
 Top Wiring:
A. For top wiring, open the UPS's right front door, remove the top cover and wiring terminal
cover, and open the fan door (hinged on the right side).
(Figure 5-11: Remove the Top Cover & Wiring Terminal Cover, and Open the Fan Door)
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