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18
COMMISSIONING THE UPS
Output Voltage
Selector Switches
The Output Voltage
Selector Switches,
located on the rear
of the UPS, are
designed to allow
selecting or
changing the desired
output voltage to
match the utility.
The settings to
choose from are
208, 220, 230 and
240 VAC output.
NOTE: NEVER change the switch settings while UPS is on and powering
connected loads.
NOTE: Setting output voltage to 208 VAC will cause UPS unit to be derated to
90% of the VA and Watt rating listed in specification section.
1. Adjust the output voltage switch settings to the desired value.
2. Follow the instructions for Powering up the UPS referenced earlier in this
manual. Sequence through the operating modes, using the front panel
pushbuttons, in accordance with operating instructions to check functionality
of the UPS.
3. Set the UPS to NORMAL MODE OPERATION- UPS mode. Check on the
output terminals of the UPS, for the correct output voltage for the voltage
rating of the intended loads.
4. In NORMAL MODE OPERATION- UPS mode, power up customers load and
check that it is within the UPS rating by observing the front panel LED’s
5. In UPS mode, press the UPS ON/ALARM /BATTERY TEST pushbutton to
carry out battery test and ensure the load can be supported. Note - Full
battery capacity will not be available until a battery recharge cycle has been
completed.
The UPS is now ready for service. In case of problems refer to the fault finding
section or call your local distributor for advice.
240X Units
208 / 104
220 / 110
230 / 115
240 / 120
áá - both switches up
áâ - first switch up, second down
ââ - both switches down
âá - first switch down, second up
(Factory Default)
208X Units
Output voltage will be 208/120 regardless of switch position.
208 Units
208 V
220 V
230 V
240 V
áá - both switches up (Factory Default)
áâ - first switch up, second down
ââ - both switches down
âá - first switch down, second up