LEGRAND NUMERIC HPi 33 EVO User Manual page 22

4.2.4 Cold start procedure
• Trigger the cold start button.
When battery is normal, rectifier starts operation, 30s later, inverter starts and operates and battery LED on
4.2.5 Shut down procedure
On-line mode:
• Shut down the UPS, waiting about 30s.
• Switch OFF the BATTERY breaker for long run UPS. Open the battery power switch for standard UPS.
• Switch OFF the input breaker.
• Switch OFF the OUTPUT breaker. The UPS shuts down;
• To completely isolate the UPS from AC Mains, all input switches of Utility shall be completely off.
• The primary input distribution panel, which is often located far away from the UPS area, so a label should be
posted to advise service personnel that the UPS circuit is under maintenance.
Battery mode:
• Shut down the UPS, waiting about 30s.
• Switch OFF the BATTERY breaker for long run UPS. Open the battery power switch for standard UPS.
• Switch OFF the OUTPUT breaker. The UPS shuts down.
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Follow these procedures when the input
AC Utility Failure, but battery is normal
Please press the close start button after 30
seconds until close of the battery switch.
This procedure should be followed to completely shut down the UPS and the LOAD. After
all power switches, isolators and circuit breakers are opened, there will be no output.
CAUTION!
CAUTION!
CAUTION!