GE Industrial Solutions TLE Series 225-500 User Manual - Manual (Page 56)

Critical Power
Modifications reserved Page 56/90
GE_UPS_USM_TLE_SUL_M22_M50_1US_V010.docx User Manual TLE Series 225 - 500 UL S1
7.1.2 UPS shut-down with load transfer on Manual Bypass Q2
NOTE !
If eBoost™ option is available, make sure that eBoost™ Operation Mode is disabled
before starting this procedure.
Initial status:
Load supplied from Inverter.
1. Disconnect the Inverter performing the “Inverter OFF” command.
1 - Perform the “Inverter OFF” command from the
screen: Commands 1 / Inverter / OFF.
 Load is transferred to Utility by Automatic Bypass.
2 - Repeat the “Inverter OFF” command from the
screen: Commands 1 / Inverter / OFF.
 Inverter shuts down. LED 2 (Inverter) must be OFF.
 LED ALARM is lit.
The Synoptic Diagram must display the status “LOAD
SUPPLIED BY AUTOMATIC BYPASS”.
2. Close Manual Bypass switch Q2 (Pos. I).
 Load is now supplied parallel through Automatic Bypass and Manual Bypass Q2.
The Synoptic Diagram must display the status “LOAD
SUPPLIED BY AUTOMATIC BYPASS AND MANUAL BYPASS
Q2”.
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