OPTI-UPS DS120KC33 - Manual (Page 48)

Voltage of DC chain
voltage is too high
(1)Ol-3302DCvoltage feedbacks
point open circuit
Recover feedbacks circuit
(2)Ol-3302 feedbacks circuit error Replace ol-3302
(3)Ol-3300program parameter is too
high
Correct program parameter
(4)SCR component short circuit Replace SCR component
(5)Error on ol-3302 control Replace ol-3302
Voltage of DC chain
voltage is too low
(1)Ol-3302DCvoltage feedbacks
point open circuit
Recover feedbacks circuit
(2)Ol-3302 feedbacks circuit error Relaceol-3302
(3)Parameter of ol-3300 program is
too low
Correct program parameter
(4)Battery power is insufficient and
utility voltage is too low
Recover utility to +/-20% or
below
(5)IGBT component short circuit Replace IGBT component
(6)Ol-3302 control error Replace ol-3302
Recharge current is too
high
(1)Ol-3302 recharge current
exceeds limit current point
Replace ol-3302
(2)Ol-3302 feedbacks circuit error Replace ol-3302
(3)Ol-3300 program parameter is
too high
Replace ol-3300
(4)Error on ol-3302 control Replace ol-3302
(5)Battery is not function well replace battery
Temperature of recharge
machine is too high
(1)Temperature of side heat sink
sheet on recharge machine is too
high
Unload to under 100% load
(2)Temperature switch line is open Recover temperature switch line
(3)Error on ol-3302 receiving signal Replace ol-3302
(4)Error on ol-3300 receiving signal Replace ol-3300
Input phase sequence error
(1)Phase sequence of input power is
reverse
Recover input power to positive
phase sequence
(2)Ol-3320 feedbacks circuit error Replace ol-3302
(3)Error on ol-3302 CPLD signal Replace ol-3302
(4)Error on ol-3300 receive signal Replace ol-3302