INFOSEC UPS SYSTEM – 4 rue de la Rigotière – 44700 Orvault – France – www.infosec-ups.com
Hot Line Tel : +33 (0)2 40 76 15 82 – fax : +33(0)2 40 94 29 51 – hotline@infosec.fr – 12 13 AA 59 203 07
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3-8. Operating Mode/Status Description
Following table shows LCD display for operating modes and status.
(1) If the UPS is in normal operation, it will show seven screens one by one, which represents 3 phase input voltages
(An, bn, Cn), 3 line input voltages (L1, L2, L3) and frequency in turns.
(2) If parallel UPS systems are successfully set up, it will show one more screen with “PAR” in parameter 2 and
assigned number in parameter 3 as below parallel screen diagram. The master UPS will be default assigned as “001”
and slave UPSs will be assigned as either “002” or “003”. The assigned numbers may be changed dynamically in the
operation;
Parallel screen
UPS status and modes
UPS Power On
Description
When the UPS is powered on, it will enter into this mode for a few seconds as
initializing the CPU and system.
LCD display
No-output
mode
Description
When bypass voltage/frequency is out of acceptable range or bypass is disabled
(or forbidden), UPS will enter into no-output mode if powering on or turning off
the UPS. It means the UPS has no output. Alarm beeps every two minutes.
LCD display
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