MITSUBISHI
ELECTRIC
7011A SERIES UPS
OWNERS / TECHNICAL MANUAL
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 setting +/- 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
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