Critical Power
Modifications reserved
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GE_UPS_USM_TLE_SUL_M16_M50_2bU_V010.docx
User Manual
TLE Series 160 - 500 UL S2B
7.1.4
Restore to normal operation after “EPO - Emergency Power Off” with Load not
supplied
WARNING !
Please check and ensure the conditions of the connected load are safe before
proceeding, as this procedure will result in the connection of power to the load
circuit(s).
NOTE !
Before performing this operation, make sure that the UPS is in the following status:
“Q1 - UPS Output switch”
MUST BE CLOSED.
“External Battery Protections”
MUST BE DISCONNECTED and the “CB3 -External
Battery switch – option”
MUST BE OPEN.
If eBoost™ option is available, make sure that eBoost™ Operation Mode is disabled
before starting this procedure.
View of the Synoptic Diagram after performed the
command “EPO - Emergency Power Off”, with LOAD
NOT SUPPLIED.
1. Restore the “EPO -Emergency Power Off” button.
•
Press
“MUTE”
key to reset
Alarm
and
Acoustical Alarm
.
•
LED ALARM
remains lit.
2. Perform the “Inverter OFF” command
.
Perform the
“Inverter OFF”
command from the
screen:
Commands 1 / Inverter /
OFF
.
•
Load
is transferred to
Utility
by
Automatic Bypass
.
•
Rectifier
starts automatically.
LED 1 (Rectifier)
blinking, indicates
Soft-start
.
•
At the end of
Rectifier Soft-start
the
LED 1 (Rectifier)
remains lit.
The
Synoptic Diagram
must display the status
“
LOAD SUPPLIED BY AUTOMATIC BYPASS”
.
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