INFOSEC UPS SYSTEM E3 PRO 5000 RT Manuel Utilisateur page 20

NOTE 2: After turning off the UPS, please be aware that the UPS is working in
Bypass mode and that there is risk of power loss for connected devices.
2) In Bypass mode, output voltage from the UPS is still present. In order to cut off the
output, switch off the input breaker. A few seconds later, there is no display shown
on the display panel and UPS is completely off.
7. Turn off the UPS without utility power supply in Battery mode
1) Turn off the UPS by pressing "OFF" button for at least 1s, and then the buzzer will
beep once.
2) Then UPS will cut off power to output and there is no display shown on the display
panel.
8. Mute the buzzer
1) To mute the buzzer, please press the "Mute" button for at least 5s. If you press it
again after the buzzer is muted, the buzzer will beep again.
2) Some warning alarms can't be muted unless the error is fixed. Please refer to
section 3-3 for the details.
9. Operation in warning status
1) When Fault LED flashes and the buzzer beeps once every second, it means that
there are some problems for UPS operation. Users can get the fault code from
LCD panel. Please check the trouble shooting table in chapter 4 for details.
2) Some warning alarms can't be muted unless the error is fixed. Please refer to
section 3-3 for the details.
10. Operation in Fault mode
1) When Fault LED illuminates and the buzzer beeps continuously, it means that there
is a fatal error in the UPS. Users can get the fault code from display panel. Please
check the trouble shooting table in chapter 4 for details.
2) Please check the loads, wiring, ventilation, utility, battery and so on after the fault
occurs. Don't try to turn on the UPS again before solving the problems. If the
problems can't be fixed, please contact the distributor or service people
immediately.
3) For emergency case, please cut off the connection from utility, external battery and
output immediately to avoid more risk or danger.
11. Operation of changing battery numbers
1) This operation is only available for professional or qualified technicians.
2) Turn off the UPS.
3) Switch off the input breaker, and switch off the battery breaker, or disconnect
battery wire.
INFOSEC UPS SYSTEM - 4, rue de la Rigotière - 44700 Orvault - FRANCE - www.infosec-ups.com
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