Installation
Liebert
®
APM
™
14
2.8
Liebert FlexPower
™
Assembly
Figure 2
Liebert FlexPower assembly indicators and controls
The Battery start button allows starting of UPS on battery; refer to
The Run LED is illuminated Green when the Liebert FlexPower assembly is operating normally.
The Fault LED will illuminate red when the Liebert FlexPower assembly has a problem.
2.9
Static Bypass Assembly
Figure 3
Static bypass assembly connections
The Static bypass assembly has three Liebert IntelliSlot interface card bays and connections for
ancillary cabinets (Liebert BDC and battery) and for options.
Table 3
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 under non-sleep mode, 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.
Run LED
Battery Start Button
Ready Switch
Fault LED
DIP Switches
Input/output dry contact and EPO/BCB/MBC interface
J1
J4
J7
J10
MFP_O
MFP_S
MFP_C
J11
INPUT_2
INPUT_1
OUT
GND
J8
+12V
BA
T
-IN
BA
T
-OUT
GND
J5
PARA
J2
BCB_IN
DRIVER
GND
ONLINE
Q2BP
Q3BP
EXT
-OUT
GND
J9
J6
J3
PARA
BFP_O
BFP_S
BFP_C
J12
INV_O
INV_S
INV_C
BA
T_GND
ENV_DET
BA
T_READY
+12V
+12V
EPO-NC
+12V
EPO-NO
LBS
MONITOR
RS485-2
RS485-1
RS232
INTELLISLOT3
INTELLISLOT2
INTELLISLOT1
J1 ~ J3 port can’t connect to phone!
J10
J7
J5
J6
J8
J9
RS-232
Liebert IntelliSlot
Bays 1, 2, 3
RS-485
J4
J11
J12
Monitor
J3
J1
J2