Critical Power
Modifications reserved
Page 87/91
GE_UPS_USM_TLE_SUL_M16_M50_2bU_V010.docx
User Manual
TLE Series 160 - 500 UL S2B
NOTE !
Ensure the LED 1 (Rectifier) is lit before carrying out this procedure.
It indicates that the DC-link 1 and DC-link 2 has reached 400Vdc (see screen MEASURES /
Rectifier)
!
3. Connect the Battery on all Units by closing
the “External Battery Protections” and close,
if present, the “CB3 – External Battery
switch” (option).
NOTE !
Before performing the next procedure (4) make sure that the LED 3 (Booster/Battery
charger)
is lit.
4. Insert the Inverter performing the “Inverter ON” command on first unit
.
Perform the
“Inverter ON”
command from the screen:
Commands 1 / Inverter /
ON
.
•
Soft-start
of
Inverter
, indicated with blinking
LED 2 (Inverter)
.
•
At the end of
Soft-start
the
LED 2 (Inverter)
remains lit.
•
In case of sufficient output power, the output will transfer to
Inverter.
•
LED ALARM
turns Off and the
LED LOAD PROTECTED
must be lit.
Synoptic diagram of first unit
Synoptic diagram of other units
5. Insert the Inverter performing the “Inverter ON” command on all other units.
Do not start the next
Inverter
until the sequence of the previous ends.
Perform the
“Inverter ON”
command from the screen:
Commands 1 / Inverter /
ON
.
•
Soft-start
of
Inverter
indicated with blinking
LED 2 (Inverter)
.
•
At the end of Soft-start the
LED 2 (Inverter)
remains lit.
•
As soon as the output power of the
Inverters
is sufficient to supply the
Load
, the output of the units with
running
Inverter
will transfer to
Inverter
.
•
LED ALARM
turns Off and the
LED LOAD PROTECTED
must be lit.
The
Synoptic Diagram
, on all UPS units, must display the status
“
LOAD SUPPLIED BY INVERTER”
.
Synoptic diagram of first unit
Synoptic diagram of other units
END OF PROCEDURE
