Frequency Conversion Mode Start-Up Procedures - Delta Modulon DPH Series User Manual

UPS-1.1
Power Flow
Power Flow
Summary
System Status

6.2.6 Frequency Conversion Mode Start-up Procedures

WARNING:
1. For parallel units, please follow 6.2.3 Bypass Mode Start-up Procedures to
2. For parallel units, ensure that every operation procedure mentioned below is
1
Ensure that the Manual Bypass Breaker (Q2) is in the OFF position.
2
Switch ON every external battery cabinet's breaker.
3
Switch ON the Input/ Bypass Breaker (Q1) and Output Breaker (Q3).
4
After you switch ON the Input/ Bypass Breaker (Q1), each auxiliary power card's LED
indicator will illuminate green and the following status will occur simultaneously.
1. The system and each power module will start initialization. After each power
module finishes initialization, each power module's fans will start running, each
power module will start establishing DC BUS voltage and each power module's
LED indicator will illuminate green.
each parallel communication card will start initialization. After initialization, the
master parallel communication card's LED indicator will illuminate green and the
backup communication card's LED indicator will illuminate yellow.
Please refer to Figure 6-1 for the relevant LED indicator location.
MEASUREMENT SETUP
POWER FLOW
Maintenance
Bypass
Bypass
Mains
90 %
5 mins
(Figure 6-26: ECO Mode Screen)
turn on each parallel UPS. After confirming that parallel operation can be
normally run, follow the following procedures step by step.
simultaneously executed and performed to all of the parallel UPSs.
parallel ones, please contact service personnel.
MAINTENANCE LOG IN EVENT LOG
Administrator
6-21
6 UPS Operation
10:15
May 25,2018
ECO
Load
30 %