UPS/NTA GB/DELMP_EXPC1C3C6_B 35
4.6 OPERATING THE CENTRAL BYPASS SYSTEM
4.6.1 Using
The central bypass cabinet has a control panel intended for the operation of the system,
while the one on the modules is only dedicated to the operation of the relevant module.
4.6.2 Preliminary conditions
- Q4, Q5 and Q3 in the central bypass cabinet are open,
- Q1 (if provided), Q2 and Q20 of each module are open.
4.6.3 Starting up the system
Prior to any operation, please refer to the basic scheme of the system.
Conditions to be completed:
- the input of the system is live
- wait for all the control panels to light up.
In the central bypass cabinet:
The UPS is started from the menu "UPS COMMANDS /AUTOMATIC START UP" through
an interactive procedure. Just follow the instructions displayed and validate with the
"ENTER" key. The action can be interrupted by pressing the "ESC" key.
The display indicates the end of the automatic start up procedure:
Load protected by the inverter
1 2 3 4 5 6
Load rate:
0
50 100
120
Number of
operating units
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