Table 2 alarm messages - summary, Table 2, Alarm messages - summary – Liebert Series 600T User Manual
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Operation
Table 2
Alarm Messages - Summary
Alarm Message
MMU
SCC
Special Functions
Input Fail
X
—
—
DC Ground Fault
X
—
L, S
DC Capacitor Fuse Blown
X
—
D, F, S
Battery CB Open
X, R
—
S
Battery Discharging
X, R
R
S
Low Battery Warning
X, R
R
S
Low Battery Shutdown
X
—
D, F, L, S
DC Over-Voltage Shutdown
X
—
D, F, L, S
Load On Bypass
—
X, R
—
Auto Transfer to Bypass
—
E
D, F
Auto Retransfer Primed
—
X
—
Manual Reset/Retransfer
—
X
—
Static Switch Unable
—
X
S
Bypass Not Available
—
X
—
Bypass Phase Sequence Wrong
—
X
—
Input Current Unbalanced
E
—
—
Control Power Fail
X, R
X
L, S
Output Over/Under Frequency
—
X
L, S
Output Under-Voltage
—
X
D, F, L, S
Output Over-Voltage
—
X
D, F, L, S
Overload
X
X, R
S
Overload Transfer
—
X
D, F, L, S
Inverter Non-Synchronized
X
—
—
Module N (1-6) Off Line
R
X
D
Overload Shutdown
X
—
D, F, L, S
Reverse Power
X
—
D, F, L, S
Rectifier Fuse Blown
X
—
D, F, S
Inverter Fault
X
—
D, F, S
Hardware Shutdown
X
—
D#
Emergency Off
X
X
D*, F, S
Ambient Over-Temperature
X, R
R
S
Blower Failed
X
—
S
Equipment Over-Temperature
X
—
S
Over-Temperature Timeout
X
—
D, F
Load On UPS
—
R
—
New Alarm
R
R
—
Module Summary Alarm
R
X
S
System Summary Alarm
—
R
—
D = Auto-Dial initiated
D* = Auto-Dial initiated through Auto Transfer
to Bypass if load is on UPS
D# = Auto-Dial initiated through Module N (1-6)
off-line
E = message displayed on Status Report screens
F = freezes the History Status Report memory buffer
L = latches the displayed alarm message
R = Remote Alarm Contact (optional on MMU)
S = Summary Alarm (System or Module) initiated
X = message displayed on Monitor/Mimic screen
and audible alarm