Delta Modulon DPH 200kVA, User Manual, Page: 96 / 232

5-20
Modulon DPH Series
y
Dual Input (Single Unit)
When there are two AC power sources, single unit wiring procedures are as follows.
1 Follow
5.5.2 Single Input/ Dual Input Modification
to modify the UPS from single
input into dual input.
2 Follow the procedures 1 ~ 5 stated in the section of
Single Input (Single Unit)
.
3 Confirm that the UPS’s Bypass Switch (Q0) is in the OFF position.
4 Confirm that the Delta or non-Delta 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.
5
Follow
Table 5-2
to select proper input, output and battery cables.
6 Connect the main AC source/ bypass AC source/ output/ external battery cabinet's
cables to the UPS and the Delta or non-Delta external maintenance bypass cabinet.
For wiring, please refer to the following.
Figure 3-2: Dual Input Application_ UPS and Delta or non-Delta External
Maintenance Bypass Cabinet Structure
Figure 5-12: Wiring Terminals_ AC Input & Bypass Input
Figure 5-13: Wiring Terminals_ UPS Output
Figure 5-14: Wiring Terminals_ Battery Input & Grounding
Table 5-3: Wiring between the UPS and the Delta or non-Delta External
Maintenance Bypass Cabinet
Table 5-4: Delta or non-Delta External Maintenance Bypass Cabinet Wiring
Information
Figure 5-17: Single Unit Dual Input Wiring Diagram
5.6 External Battery Cabinet Connection Warnings