Ups Startup - Powerware 4500 User Manual

Installation

UPS Startup

To start up the UPS:
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1. Verify the input breaker on the PPU rear panel is in the
OFF (O) position (see Figure 4 on page 26).
2. Confirm the correct UPS output voltage is selected (see Step 7
on page 27).
3. Turn on the equipment that is connected to the UPS.
4. If your PPU is a hardwired unit, supply utility power to the UPS
and skip to Step 7.
5. If your PPU is a plug/receptacle unit, plug the UPS power
supply cord into the power input connector on the PPU rear
panel.
6. Plug the other end of the power supply cord into a grounded,
three-wire, AC receptacle that has been wired in accordance
with NEC specifications or national wiring rules. See Chapter 6,
"Specifications" on page 69 for the input current/output voltage
requirements.
7. Switch the circuit breaker to the ON (
on page 26) on each battery cabinet connected to the PPU.
Each battery cabinet performs a self-test and then enters normal
operation. The battery cabinet startup should take about three
seconds.
8. Switch the PPU input breaker to the ON (
Figure 4 on page 26).
The UPS performs diagnostic tests and enters Normal mode
with the equipment (load) offline. The
lit. The startup should take about 15 seconds.
9. Press and hold the Output On button until you hear the UPS
beep (approximately one second).
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