Installation
Liebert
®
eXM
™
14
The Fault LED will illuminate red when the Liebert power module assembly has a problem.
2.8 Static Bypass Assembly
Figure 5 Static Bypass Assembly connections
The Static Bypass Assembly has three Liebert IntelliSlot interface card bays and connections for
optional ancillary cabinets and for other options.
Table 2 LED indications
LED Status Indication
Run LED (Green)
Flashing Green The inverter is starting, but has no output yet.
Constant Green The inverter has started to supply power.
OFF The inverter has not started up.
Fault LED (Red)
Constant Red
Auxiliary power failure (15V or 24V), rectifier overtemperature, rectifier failure (including battery
SCR short circuit), battery converter failure, soft start failure, main circuit back feed, abnormal
input current, inverter failure, output short circuit, bypass SCR short circuit fault, inverter relay
short circuit fault, abnormal bus voltage, module not ready, module ID out of range and
duplicated module ID.
Flashing Red
Charger failure, abnormal main circuit voltage, abnormal main circuit frequency, main circuit
undervoltage, main circuit reverse phase, battery unavailable, reverse battery, input zero-loss,
current sharing failure, module overload, inverter relay disconnection fault, bypass SCR
disconnection fault and input fuse blown.
OFF No above failures or alarms.
Liebert IntelliSlot
Bays 1, 2, 3
Ready Switch
DB9
DB9
DB15
See Figures 14- 17 for details.
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