68
4.2.6.4 Pre-Alarm Screen
Use UP and DOWN buttons to switch different sub-menus. Press ENTER button to go into the
Pre-Alarm setting screen, as shown in Figure 4-26.
Figure 4-26 Setup-Pre-Alarm screen
Pre-Alarm setting can be set in any operation mode. See Setup-Pre-Alarm setting list in
Table
4-10
.
Table 4-10
: Setup-Pre-Alarm setting list
Setting Item Sub Item
Explanation
Line Voltage
Range
--
Set line voltage range:
Upper limit
+5%
+10%
+15%
+20% (Default)
Lower limit
-5%
-10%
-15%
-20% (Default)
Line
Frequency
Range
--
Set line frequency range:
Upper / Lower limit
+/- 1Hz
+/- 2Hz
+/- 3Hz
+/- 4Hz (Default)
Load
--
Set UPS Overload percentage (40~100%)
100% (Default)
Set UPS load unbalance percentage (20~100%)
100% (Default)
4.2.6.5 Setup-Parallel Screen
Use UP and DOWN buttons to switch between different sub-menus. Press ENTER button to go into
the PARALLEL setting screen, as shown in Figure 4-27.