Critical Power
Modifications reserved
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GE_UPS_USM_TLE_SUL_M62_1M0_2US_V010.docx
User Manual
TLE Series 625 - 750 - 1000 UL S2
7.2
PROCEDURES SINGLE TLE Series 625 - 750 - 1000 FUNCTIONING AS
FREQUENCY CONVERTER
When the
TLE Series 625 - 750 - 1000
functions as a
Frequency Converter
, the
Automatic Bypass
function
is disabled.
Therefore the
Load
cannot be transferred to
Utility
in case of overload, short circuit, or
Inverter
failure.
In situations where the UPS needs to be shut-down for maintenance purposes, also the
Load
must be
shut-down or disconnected.
7.2.1
Initial Start-up of the TLE Series 625 - 750 - 1000 as frequency converter
WARNING !
Before proceeding to turn on the UPS system, ensure that the
AC
and
DC external
isolators
are OFF, and prevent their inadverted operation.
Ensure that the
Output Load distribution
can be powered and all the
Output
Isolators
are open.
Open the front door and make sure that:
•
All the
connections
to the input/output terminals or bus bars of the UPS have been made correctly.
•
The
safety screens
are fixed in their position.
•
The switch
Q1
is open
(Pos. O) and the
“External Battery Protections”
must be open
(Pos. O).
Q1
UPS Output switch
LEDs on Synoptic Diagram
LED 1
Rectifier
LED 2
Inverter
LED 3
Booster/ Battery charger
LED 4
Automatic Bypass
LED 5
LOAD on UPS
LED ALARM
LED LOAD PROTECTED
Command Inverter ON
Command Inverter OFF
Command
System shutdown
Command
System shutdown Reset
1. Switch-ON the Utility voltage from the input distribution.
The UPS performs a
“Self-test”
.
A successful termination of the tests will be indicated with Overall test
results
“OK”
.
Commissioning cannot be continued should one or more tests result
to be negative. Please contact in this case your
Service Center
.
At this stage the
Electronic Power Supply
and
Control Panel
are switched
ON and the
Buzzer
sounds.
Press
“MUTE”
key to reset
Acoustical Alarm
.
LED ALARM
remains lit.
Continue
→
TL
ES_U
L_1
00
0_S1
_Sw
itc
h Q
1_
01
Q1
0 OFF
I ON
