Toshiba 500 KW Power Supply User Manual


 
67
G8000 Series Installation and Operation Manual
14.6 Complete Shutdown
The procedure to turn off the control power and shut down the UPS completely is shown in Steps 1-6.
STEP 1
Transfer to Bypass supply as described in
Switch Power Supply.
UPS LED is “OFF”.
BYPASS LED is “ON”.
STEP 2
Turn off the DC input breaker, and, press the
“STOP” button for at least 0.5 sec.
BATTERIES LED is “OFF”.
INVERTER LED ashes then “OFF”.
FLOAT CHARGE LED and CONVERTER LED
are “OFF”.
STEP 3
Please wait until procedure is completed.
STEP 4
Scroll the LCD screen to see the DC INPUT
and make sure DC bus voltage is 0V.
STEP 5
*Turn off the control power supply switch (8A).
Nothing is displayed on the LCD.
All LED’s are “OFF”.
STEP 6
Turn off all breakers at AC Input, Bypass Input,
and AC Output.
Shutdown is completed and UPS is isolated.
BYPASS
DC-V 0 [V]
BATT-V 0 [V]
BATT-I 0 [A]
*STEP 5 - This operation is different from
the instructions displayed on the screen.
Be sure to perform the procedure as
specied in this manual.
NOTICE