6 – Standard Operation
6-1 Control Panel Features
LCD Symbols
Symbol
Description
LINE
Utility or Bypass Source
Battery Low
Battery Abnormal/Fault
UPS Overload
UPS Operating in Specified Mode (Normal, Economy, etc.)
A Transfer to Battery Occurred in the UPS Output
UPS Failure to Transfer to Bypass or Bypass Abnormal in ECO Mode
Utility Input Abnormal
OFF
UPS Shutoff
LINE
OFF
UPS Abnormal Lock
UPS Flow Chart
Alphanumeric display with symbols to indicate measurements of temperature, voltage, amperage, level (percentage) and
frequency.
Indicates the category being measured (line, load, battery).
EPO
Emergency Power Off
6-2 Control Panel Error Codes
Code
Description
Er05
Battery Weak or Dead
Er06
Output Short Circuit
Er10
Inverter Overcurrent
Er11
UPS Overheat
Er12
UPS Output Overload
Er14
Fan Error
Er15
Wrong Procedure Used to Enter Maintenance Mode
Er16
Error in Parallel System (Output Parameters)
Er17
Single Unit – ID Number Error / Parallel Systems – ID Number Conflict
Er21
Parallel Communication Error (Communication cable disconnected or failure to find ID1 UPS.)
Er27
Normal Mode Required for Parallel Redundancy Operation
Er28
Bypass Overload Timeout (Output Cut Off)
Er31
Control Board and Driver Board Settings Mismatch
continued
continued
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