HP Tower Uninterruptible Power System - Manual (Page 77)

Configuration and operation 77
Diagram element Description
Gray—Not powered
Red—Internal failure
Battery
Green—Remaining capacity > 50%
Orange—Remaining capacity < 50%
Red—Battery to be checked (battery test
result)
Battery Output Flow
Yellow—AC to DC converter powered by
battery
Gray—AC to DC converter not powered by
battery
DC to AC Converter Input Flow
Yellow—Energy flow present
Gray—No energy flow
DC to AC Converter
Green—Powered
Gray—Not powered
Red—Internal failure
DC to AC Converter Output
Yellow—Energy flow present
Gray—No energy flow
AC Bypass Input
Green—In tolerance
Red—Out of tolerance
AC Automatic Bypass Flow
Yellow—Energy flow present
Gray—No energy flow
AC Automatic Bypass Status
Green—Powered