Restore To Normal Operation After "Total Off - GE LP 33 Series Operating Manual

8.2.7

Restore to normal operation after "total off"

NOTE !
Make sure the all units of the parallel system to be status of the activation of "total
off", i. e. Q1 closed, Q2 open and the battery fuses F9, F10, F11 connected.
View of the LCD screen after pressing the button "total off":
•
All Contactors are open.
•
Booster, inverter e and Static-Switch shutdown.
1. Reset "total off" of the parallel system.
Restore the command "total off", on any one of the units, by
entering the screen: MENU/RESET TOTAL OFF
The load is supplied by the mains through the automatic
bypass.
The booster starts automatically.
The LCD screen must display on all Units the status:
APPLICATION ON BYPASS
2. Switch ON the inverter on first unit by entering the screen:
MENU/COMMAND MENU/INVERTER ON
In case of sufficient output power, the output will transfer to
Inverter.
3. Switch ON the inverter on the other units by entering the
screen: MENU/COMMAND MENU/INVERTER ON
(Do not start the next inverter until the sequence of the previous
one ends – about 10 seconds).
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.
The LCD screen must display on all Units the status:
APPLICATION ON UPS
Modifications reserved
OPM_LPS_33E_10K_30K_4GB_V030.doc
END OF PROCEDURE
LP 33 20kVA P1
APPLICAT. SUPPLY OFF
= 0%
LED TEST
RESET TOTAL OFF
LP 33 20kVA P1
APPLICATION ON BYPASS
= 70%
COMMAND MENU
INVERTER ON
INVERTER OFF
COMMAND MENU
INVERTER ON
INVERTER OFF
LP 33 20kVA P1
APPLICATION ON UPS
= 70%
Operating Manual LP 33 Series / 10-20-30 kVA
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