APC Smart UPS 3000 XL Specifications download pdf (Page 16)

Smart-UPS X-Series 2000/2200/3000 VA Operation14

Troubleshooting

Problem and Possible Cause Solution

The UPS will not turn on or there is no output

The unit has not been turned on. Press the ON button to turn on the UPS.

The UPS is not connected to utility

power.

Ensure that the power cable is securely connected to the unit and to the utility

power supply.

There is an internal UPS fault. Do not attempt to use the UPS. Unplug the UPS and have it serviced

immediately.

The UPS is operating on battery, while connected to input utility power

There is very high, very low, or distorted

input line voltage or frequency.

Move the UPS to a different outlet on a different circuit. Test the input voltage

with the utility voltage display. If acceptable to the connected equipment,

reduce the UPS sensitivity.

Test the utility input power to ensure the unit is receiving input power.

UPS emits an audible beeping sound at long intervals

The UPS is in normal operation. The UPS is protecting the connected equipment. See the display interface to

view the status of the UPS.

UPS does not provide expected backup time

The UPS battery is weak due to a recent

outage or is near the end of its service

life.

Charge the battery. Batteries require recharging after extended outages and

wear out faster when put into service often or when operated at elevated

temperatures. If the battery is near the end of its service life, consider

replacing the battery even if the replace battery indicator is not yet

illuminated.

The UPS is overloaded. Check the UPS load display. Unplug unnecessary equipment, such as printers.

The Fault indicator is lit and the UPS displays a fault message and emits a constant beeping sound

Internal UPS fault. Do not attempt to use the UPS. Turn the UPS off and have it serviced

immediately.

The replace battery indicator is illuminated

The battery has a weak charge. Allow the battery to recharge for at least four hours. Then, perform a self-test.

If the problem persists after recharging, replace the battery.

The replacement battery is not properly

connected.

Ensure that the battery connector is securely connected.

The display interface has a Site Wiring Fault message

Wiring faults detected include missing

ground, hot-neutral polarity reversal,

and overloaded neutral circuit.

If the UPS indicates a site wiring fault, have a qualified electrician inspect the

building wiring. (Applicable for Low Voltage (120 V) units only.)

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APC Smart UPS 3000 XL Specifications Page 16

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