Delta Ultron Series User Manual page 73

Dual Input_ Top Wiring_ Step 3
(Figure 5-23: Single Unit Dual Input_ Top Wiring_ Step 3)
Step 4
Follow Figure 5-20 to ground the UPS, external battery cabinet(s) and connected critical
loads.
5.4.4.3 400/ 500/ 600kVA UPS Single Input (Single Unit)
When there is only one AC power source, single unit wiring procedures are as follows.
Step 1
The 400/ 500/ 600kVA UPS allows cable routing from the top or bottom. Please leave
adequate space above or below the UPS.
Step 2
Open the right front door and remove the switch panel, and you will see the wiring terminals
inside.
Step 3
For top wiring, please remove the top covers.
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