Delta Modulon DPH 200kVA, Руководство пользователя, Страница: 156 / 232

6-38
Modulon DPH Series
6.3.3 Bypass Mode Turn-off Procedures
WARNING:
1. For parallel units, ensure that every operation procedure mentioned below is
synchronized to all parallel UPSs.
2. For parallel application, if you just want to operate a specific UPS but not all
parallel ones, please contact service personnel.
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 location, please refer to
Figure 2-11
.
Bypass
POWER FLOW
Maintenance
Bypass
Bypass
Mains
90 %
5 mins
Load
30 %
MEASUREMENT
Power Flow
UPS-1.1 SETUP MAINTENANCE EVENT LOG
Power Flow
Summary
System Status
LOG IN
User
10:15
May 25,2018
(Figure 6-51: Bypass Mode Screen)
2 Single Input:
Switch OFF the UPS’s bypass switch (Q0), Delta or non-Delta external maintenance
bypass cabinet’s input breaker or switch (Q1) and output breaker or switch (Q4).
Dual Input:
Switch OFF the UPS’s bypass switch (Q0), Delta or non-Delta external maintenance
bypass cabinet’s input breaker or switch (Q1), bypass breaker or switch (Q2) and output
breaker or switch (Q4).
3 Now, each power module performs DC BUS discharging and its LED indicator flashes
green. After discharging, each power module’s LED indicator will be off.
4 About 3 minutes later, the UPS will shut down. After that, the LCD and the tricolor LED
indicator will be off.
5 Switch OFF every external battery cabinet’s breaker (Q5).