44
MESSAGE
MEANING AND OPERATING TIPS
BACKFEED
A backfeed error has been detected.
Contact the LEGRAND Technical Support Service.
FAULT CHARGER
The battery charger circuit of one or more power modules is faulty.
A skilled technician must replace them.
BATTERIES KO
Batteries failed. A skilled technician must check their status and replace them
if necessary.
BATTERY DISCONNECTED
The EPS detects a battery voltage lower than 10 V.
A skilled technician must verify the batteries and the cabling.
STRONG OVERLOAD
The load has caused an excessive lowering of the output voltage.
OVERLOAD
The load is higher than the rated power of the EPS.
OVERHEAT
The temperature inside the EPS is outside the nominal range. Check the
operation of the module fans and clean the air intake grilles.
OUT DC LEVEL FAIL
Reset the power module error from the control panel in Service Mode (par-
agraph 7.4.3) and turn on the EPS. If the error persists, one or more power
modules are faulty and a skilled technician must replace them.
HVBUS RUNAWAY FAIL
Contact the LEGRAND Technical Support Service.
BATTERY RUNAWAY
The battery voltage is out of control. A skilled technician must check the status
of the batteries and of the battery charger.
3V Battery Fail
The 3V battery of the command board is exhausted. Contact the LEGRAND
Technical Support Service.
Abnormal batt.drain
Abnormal battery drain. Contact the LEGRAND Technical Support Service.
Check Batteries
A skilled technician must check the battery status.
Make Maintenance
Contact the LEGRAND Technical Support Service.
Shutdown ongoing...
The EPS is shutting down after being programmed to do so by the user
Charging Battery
The EPS is charging the batteries. The charging mode is indicated next to the
message.
UPS EMERGENCY!
Contact the LEGRAND Technical Support Service.
LOAD TURNED OFF!
A prolonged excessive load (e.g. a short circuit) has caused a significant
lowering of the output voltage and the load is no longer powered or the load
has been shut down because of an extended overload in battery mode.
UPS TURNED OFF!
The EPS is turning off due to a command given from the control panel.
UPS BLOCKED!
Contact the LEGRAND Technical Support Service.
PM FW not updated!
One or more power modules have the software not compatible with the com-
mand board.
Update the modules before turning on the EPS.
Reference Error!
Synchronisation error among the command boards.
Contact the LEGRAND Technical Support Service.
CM FAILURE
Communication error among the command boards.
Contact the LEGRAND Technical Support Service.
Reference Warning
Synchronisation error among the command boards.
Contact the LEGRAND Technical Support Service.
7. Diagnosis
Summary of Contents for Trimod MCS 10
Page 1: ...Item LE10960AA 01 19 01 CT Trimod MCS User manual ...
Page 2: ...2 UK ENGLISH 3 Trimod MCS ...
Page 16: ...16 3 3 Models Trimod MCS 3 5 10 Trimod MCS 7 15 3 Technological description ...
Page 17: ...Trimod MCS User manual 17 Trimod MCS 30 Trimod MCS 20 ...
Page 18: ...18 Trimod MCS 40 Trimod MCS 60 Trimod MCS 80 3 Technological description ...
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