Installation

5.If additional battery cabinets are to be used, plug the battery cord of the second cabinet into the battery connector of the first cabinet after pivoting the battery connector guard out of the way. Follow this procedure for each additional battery cabinet.

6.Remove the breaker tie from the circuit breaker on all battery cabinets.

7.Select the correct UPS output voltage. Using a screwdriver, turn the switch to the corresponding position of the output voltage required (see Figure 5). The output voltage is factory-set to 220V.

C A U T I O N

Do not turn the Voltage Selector switch while the UPS is operating (see “Changing the Output Voltage” on page 53). Changing the output voltage while the UPS is operating may cause an emergency power-off.

Voltage

Selector

Switch

Figure 5. Voltage Selector Switch

8.The equipment to be protected by the UPS should be powered off. Plug the equipment into the power output receptacle on the PPU rear panel.

DO NOT protect laser printers with the UPS because of the exceptionally high power requirements of the heating elements.

Powerware® 9 Prestige Series User’s Guide (4500/6000 VA) S Rev H www.powerware.com

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