GE Industrial Solutions LP 33 Series 30 & 40 kVA Operating Manual - Manual (Page 52)

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OPM_LPS_3UO_30K_40K_0US_V010.doc Operating Manual LP 33 Series 30 & 40 kVA
7.2.8 Restore to normal operation after “EPO – Emergency Power Off”
NOTE !
Make sure the all units of the parallel system to be status of the activation of EPO, i. e.
Q1 closed, Q2 open and the battery fuses F5, F6, F7 (and eventual external fuses in case
of external battery) connected.
View of the panel after pressing the button “EPO”:
•
All Contactors are open.
• Booster, inverter and Static-Switch shutdown.
LP 33 40kVA P1
APPLICAT. SUPPLY OFF
= 0%
1. Reset the button “EPO”.
Press Alarm, to reset alarm and buzzer.
01.01.2005 12:15:45
NR=255 Status=A588
4563: EMERGENCY OFF
ACTIVATED
2. Reset all UPS by entering the screen:
MENU/COMMAND MENU/INVERTER OFF
The load is supplied by the mains through the automatic
bypass.
COMMAND MENU
INVERTER ON *
INVERTER OFF
The booster starts automatically.
The LCD screen must display on all Units the status:
APPLICATION ON BYPASS
LP 33 40kVA P1
APPLICATION ON BYPASS
= 70%
3. 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
COMMAND MENU
INVERTER ON *
INVERTER OFF
4. 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).
MENU COMANDI
INVERTER ON *
INVERTER OFF
LP 33 40kVA P1
APPLICATION ON UPS
= 70%
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
END OF PROCEDURE