Controls and Indicators
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8.3
Load Level Indicators (4 Green, 1 Amber)
The load level indicators display the approximate electrical load placed upon the UPS at all times.
8.4
Battery Level Indicators (5 Green)
The battery level indicators display approximate battery capacity at all times.
The S4K5U is equipped with automatic and remote battery test features. The automatic test occurs
every 14 days (this option is user configurable) if mains has not been interrupted. Should the battery
fail this test, the red Fault indicator LED along with the A and C diagnostic LEDs will illuminate and
an alarm will sound (refer to
12.0 - Troubleshooting
). The remote test feature functions with Multi-
Link 3.x software and can remotely initiate the battery test.
8.5
Fault Indicator LED (Red)
The Fault indicator LED is illuminated if the UPS has detected a problem. Also, one or more of the
battery level indicators may be illuminated (refer to
12.0 - Troubleshooting
).
8.6
Bypass Indicator LED (Amber)
The Bypass indicator LED is illuminated when the UPS is operating from bypass power. An alarm
will sound indicating the UPS detected a problem, or the manual bypass function has been activated.
8.7
UPS ON Indicator LED (Green)
The UPS ON indicator LED is illuminated when the UPS inverter is operating and supplying power
to the connected loads.
8.8
Battery Indicator LED (Amber)
The Battery indicator LED is illuminated when the UPS is operating on battery.
8.9
AC Input Indicator LED (Green)
The AC Input indicator LED is illuminated when mains power is available and within the input spec-
ifications.
