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3.5.8.1.4. When you are done with UPS maintenance put the UPS back into normal working mode as explained in
section 3.5.1.4. Then return the CAM switch to “INV” mode, replace the cover, and repeat sections 3.4.1.5 to
3.4.1.8. The UPS will switch back to Inverter mode.
3.5.8.1.5. You must perform section 3.4.8.1.1 before section 3.4.8.1.2. If you skip section 3.4.8.1.1 the UPS will alert
for ten seconds to warn that the procedure is abnormal and may damage the UPS due to uncertain utility
status. The UPS will switch back to Inverter mode immediately if you turn the CAM switch back to ‘INV’
Startup in Normal AC Mode for 1 - 3 kVA
1. Before commencing ensure that the grounding is connected properly
2. Ensure that the utility voltage matches the input voltage window of the UPS
3. Connect the UPS main power cord into the utility AC power source receptacle
4. Switch on the AC power source
5. Please ensure the outlet of power source is proper grounded
6. Ensure the voltage rating of power source is matched with UPS spec
7. Plug in UPS to the AC source
8. UPS will start initializing after AC input power is available 5 seconds. LED/LCD indicator will
be all lit and dim once and fan will start spinning. Full LCD display looks as below figure:
9. Press UPS button and hold till beep heard twice UPS begins starting procedures for 5 second
LCDdisplay will show as below figure-A and then figure-B sequentially. LEDs will light up to
indicate that the Utility and the Bypass are normal. And then” “,” “, “ LED remain lit
during figure-B LCD display.
A
B
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