HP R1500 HP 3 Phase UPS User Guide - Page 73
Powering down the parallel system
View all HP R1500 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 73 highlights
NOTE: If there is only one circuit breaker for all UPSs, do not switch off utility power until all UPSs are powered down. 9. Disconnect the UPS from utility power. If you are shutting down all the UPSs in a parallel system , repeat steps 1 through 7 for each UPS, then disconnect from utility power. Powering down the parallel system 1. Switch one UPS load connector circuit breaker to the Off position. 2. Press any button on the front panel display to activate the menu options. 3. Select the TURN UPS ON/OFF, TURN SYSTEM OFF, and press the right arrow button. 4. Confirm the selection. Press and hold the right arrow button for three seconds, until the UPS stops beeping. The UPS removes power to the parallel UPS system output. The output relays open, the UPS transfers to Standby mode, and the Power On LED turns off. 5. Switch the UPS battery circuit breaker to the Off position. 6. If optional ERMs are installed, switch all ERM battery circuit breakers to the Off position. 7. Switch the UPS input circuit breaker to the Off position. 8. Press ESC until the HP logo appears. 9. To completely remove power from the UPSs, continue to "Powering down the standalone UPS (on page 72)" to power down each UPS. UPS operations 73