GE Industrial Solutions LP 33U Series 10 & 20 kVA Operating Manual - Manual (Page 47)

Modifications reserved Page 47/63
OPM_LPS_3UO_10K_20K_1US_V010.doc Operating Manual LP 33U Series 10 & 20 kVA / S1
7.1.5 Restore to normal operation after “Total Off”
NOTE !
Make sure the UPS to be status of the activation of “Total Off”, i. e. Q1 closed, Q2
open and the “Rectifier input fuses - F1, F2, F3” and “Battery fuses - F9, F10, F11 / F13,
F14, F15” connected.
View of the synoptic diagram after pressing the “Total Off” key:
• All Contactors are open.
• Booster, Inverter and Static-Switch shutdown.
` Home\Commands
COMMANDS
RESET TOTAL OFF
REQUEST TOTAL OFF
1. Reset “Total Off”.
Restore the command “Total Off” by entering the screen:
COMMANDS / RESET TOTAL OFF
LED Alarm is lit.
V
The load is supplied by the utility through the automatic
bypass.
The booster starts automatically.
The synoptic diagram must display the status “LOAD
SUPPLIED BY AUTOMATIC BYPASS”.
2. Insert the inverter by pressing “Inverter ON” ( I ) key.
Some seconds later the load will be transferred on inverter.
LED Alarm turn Off and the LED Operation must be lit.
The synoptic diagram must display the status “LOAD
SUPPLIED BY INVERTER”.
END OF PROCEDURE