3 Operation
18
Alpha Technologies
Parameter LCD Shows Description Available Selections Factory Default
Output Voltage O/P Volt Set
Select the nominal
output voltage
208/220/230/240 VAC 230 VAC
100/110/115/120/127 VAC 120 VAC
Input Frequency I/P Freq Set
Select the input frequency
range when UPS goes into free
run mode
±2%, ±5%, ±7% ±5%
Input/Bypass
Voltage
I/P Bypass Set
Select the input voltage range
when bypass is available
±10%, +10/-15%, +15/-20% +10/-15%
Free Run Mode
(See Note 4)
Free Run Set
Select if the UPS can operate
in free run mode
(unsynchronized)
ON/OFF ON
Bypass
Enable/Disable
at Free Run
mode
(See Note 4)
Bypass Disable
If enable is selected, the UPS
can go to bypass when
unsynchronized
Disable/Enable Disable
HE Mode Setting
(See Note 1)
HE Mode Set
Select if the UPS can run in
high efficiency mode
ON/OFF OFF
Force Manual
Bypass
Manual Bypass FOR SERVICING ONLY *
Management of
Load Groups
Outlet Setting
You can turn the two load
groups on and off from the front
panel
1 ON & 2 ON
1 OFF & 2 ON
1 OFF & 2 OFF
1 ON & 2 OFF
1 ON & 2 ON
Battery Test Battery Test Tests if the battery can provide backup power
Silence Function Silence Set Turn the audible alarm on or off ON/OFF OFF
Number of
External Battery
Packs
Batt Cabinet Set
This lets the UPS predict the
battery backup time
0 (if no cabinets are used)
1 (one cabinet used)
2 (two cabinets are used)
0
Site Wiring
Alarm
(See Note 3)
Sit Fault Set
This enables or disables the
site wiring alarm
Disable/Enable Disable
Select Language Language Select the UPS's language
English, German, French,
Spanish, Italian
English
Set Generator
Mode
(See Note 2)
Generator Set UPS in generator mode** ON/OFF OFF
Set RS-232
Communication
RS232 Control
Set the UPS's RS-232
communication
Disable/Enable Enable
3.4 Setting the Parameters (Continued)
* For the unit’s and the power management software to operate properly, the manual bypass should be set to OFF. This feature is
meant to be used with an external maintenance bypass switch.
** Turn the unit off and restart after changing this parameter.
Figure 3.1
Parameters
4
Press FUNC to display the selections. Press ENTER to select the selection.
If the LCD shows “Save?” press ENTER to set the unit to the new parameter.
Parameter Changing Finished
