HP R1500 HP 3 Phase UPS User Guide - Page 72

Powering down the standalone UPS, Powering down an individual paralleled UPS

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CAUTION: If the polarity is reversed while connecting the REPO port, the UPS powers up normally. 2. Power up the UPS. o Standalone UPS configuration-See "Powering up the standalone UPS (on page 25)." o Parallel UPS configuration-See "Powering up the parallel system (on page 39)." 3. Verify proper connection of the REPO port: a. Disconnect the REPO port. b. Reconnect the REPO port. If the polarity is correct, the REPO connectors can be disconnected, and then reconnected, without initiating a REPO. c. Verify that the UPS remains in Normal mode (on page 65). d. If a REPO is initiated, the polarity is reversed. Check and correct the connections. Powering down the standalone UPS 1. Switch the output circuit breaker to the Off position. 2. Press any button on the front panel display to activate the menu options. 3. Select TURN UPS ON/OFF, TURN UPS 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 output relays open, the UPS transfers to Standby mode (on page 64), 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. Disconnect the UPS from utility power. Powering down an individual paralleled UPS 1. Switch the output 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 UPS 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 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. UPS operations 72

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UPS operations 72
CAUTION:
If the polarity is reversed while connecting the REPO port, the UPS powers up
normally.
2.
Power up the UPS.
o
Standalone UPS configuration—See "Powering up the standalone UPS (on page
25
)."
o
Parallel UPS configuration—See "Powering up the parallel system (on page
39
)."
3.
Verify proper connection of the REPO port:
a.
Disconnect the REPO port.
b.
Reconnect the REPO port.
If the polarity is correct, the REPO connectors can be disconnected, and then reconnected, without
initiating a REPO.
c.
Verify that the UPS remains in Normal mode (on page
65
).
d.
If a REPO is initiated, the polarity is reversed. Check and correct the connections.
Powering down the standalone UPS
1.
Switch the output circuit breaker to the Off position.
2.
Press any button on the front panel display to activate the menu options.
3.
Select
TURN UPS ON/OFF
,
TURN UPS 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 output relays open, the UPS transfers to Standby mode (on page
64
), 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.
Disconnect the UPS from utility power.
Powering down an individual paralleled UPS
1.
Switch the output 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 UPS 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 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.