User Guide

Smart-UPS 750/1000/1500/2200/3000 VA 100/120/230 Vac / 500 VA 100 Vac Tower14
Use one of the following cable types to connect the UPS to the EPO switch.
• CL2: Class 2 cable for general use.
• CL2P: Plenum cable for use in ducts, plenums, and other spaces used for environmental air.
• CL2R: Riser cable for use in a vertical run in a floor-to-floor shaft.
• CLEX: Limited use cable for use in dwellings and for use in raceways.
• Installation in Canada: Use only CSA certified, type ELC, (extra-low voltage control cable).
• Installation in countries other than Canada and the USA: Use standard low voltage cable in accordance with
national and local regulations.
Note: The EPO function is available only for 2200/3000VA models.
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 key once to turn on the UPS.
The UPS is not connected to utility power.
Be sure the power cable is securely connected to the unit and to the utility power
supply.
The input circuit breaker has tripped.
Reduce the load on the UPS. Disconnect nonessential equipment and reset the circuit
breaker.
The unit shows very low or no input utility
voltage.
Check the utility power supply to the UPS by plugging in a table lamp. If the light is
very dim, check the utility voltage.
The battery connector plug is not securely
connected.
Be sure that all battery connections are secure.
The UPS has detected an internal 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 utility power
The input circuit breaker has tripped.
Reduce the load on the UPS. Disconnect nonessential equipment and reset the circuit
breaker.
There is very high, very low, or distorted input
line voltage.
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.
UPS is emits intermittent beeps
The UPS is operating normally. None. The UPS is protecting the connected equipment.
UPS does not provide expected backup time
The UPS battery is weak due to a recent power
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 has not illuminated.
The UPS is experiencing an overload
condition.
Check the UPS load display. Unplug unnecessary equipment, such as printers.
Display interface LEDs flash sequentially
The UPS has been shut down remotely
through software or an optional accessory
card.
None. The UPS will restart automatically when utility power is restored.
The Alert LED is illuminated
The UPS displays an alert message and emits a constant beeping sound
The UPS has detected an internal fault. Do not attempt to use the UPS. Turn the UPS off and have it serviced immediately.