Delta Modulon DPH Series User Manual page 146

1
In Bypass mode, the LCD shows the following screen (Figure 6-51) and the tri-color
LED indicator illuminates yellow. For the tri-color LED indicator's location, please refer
to Figure 2-11.
UPS-1.1
Power Flow
Power Flow
Summary
System Status
2
Switch OFF the Input Switch (Q1), Bypass Switch (Q2) and Output Switch (Q4). After
that, the UPS will run in Standby mode.
3
4
About 3 minutes later, the UPS will shut down, and the LCD and tri-color LED indicator
5
Switch OFF every external battery cabinet's breaker (Q5).
Modulon DPH Series
WARNING:
1. For parallel units, ensure that every operation procedure mentioned below is
synchronized to all parallel UPSs.
parallel ones, please contact service personnel.
MEASUREMENT SETUP
POWER FLOW
Maintenance
Bypass
Bypass
Mains
90 %
5 mins
EMS
(Figure 6-51: Bypass Mode Screen)
MAINTENANCE LOG IN EVENT LOG
User
6-36
10:15
Sep 25,2018
Bypass
Load
30 %