MITSUBISHI
ELECTRIC
7011A SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
6-3
Note 1
Note 2
Note 3
Note 4
Failure
Code
Status
Guidance
Level
Failure
LED
Buzzer
Event
Log
454
Module temperature high
Reduce room temperature
Minor
Flicker
455
Bypass circuit abnormal
Call service engineer
Minor
Flicker
456
Bypass Overload
Reduce load
Minor
Flicker
801
Input power source abnormal
85V-144V deviation frequency 7% deviation
-
Alarm
Flicker
803
Input wire connection abnormal
Swap L1 and L2
Alarm
Lit On
806
Overload status
Check load
Alarm
Flicker
807
OverKW
Check load
Alarm
Flicker
808
Overload warning
Reduce load
Alarm
Flicker
809
OverKW warning
Reduce load
Alarm
Flicker
810
Instant overload
-
Alarm
812
Input voltage abnormal +/- 10 deviation
or (energy conservation s/- 25% deviation)
-
Alarm
814
Input frequrency abnormal (Due to setting)
Check input frequency
Alarm
Flicker
817
EPO
-
Alarm
Flicker
834
Battery depleted
-
Alarm
Flicker
835
Battery deplete warning
Reduce load
Alarm
Flicker
837
Unit quantity mismatch
Call service engineer
Alarm
Flicker
Note 1) Level
"Major" is defined as a major failure. Load transferred from inverter to the static bypass line.
"Minor" is defined as a minor failure. UPS continues to operate normally, but cause of alarm must be identified.
Note 2 Failure LED
Indicates one of two possible LED illumination patterns - continuously on (lit) or intermittent (flicker).
Note 3) Buzzer (Audible annunciator)
[1]:Intermittent Sound [2]:Continuous Sound
Note 4 Event log In case of major failures, log 10 items after the failure.
[3]: Log time and item name at occasion. In some case, isn't logged.
[4]: Log time and item name at occasion and clearing.
MITSUBISHI ELECTRIC 7011A SERIES UPS
