GE DIGITAL ENERGY LP 33 - Manual (Page 37)

Modifications reserved Page 37/57
OPM_LPS_3UO_50K_60K_0US_V010.doc Operating Manual LP 33 Series 50 & 60 kVA
7.1.2 UPS shutdown with load transfer on manual bypass (Q2)
The purpose of this procedure is to supply the load directly by mains through manual bypass Switch
Q2.
This procedure is normally performed when the UPS must be completely switched OFF for maintenance
or service purpose. This should be performed by an engineer from authorized Service Center.
NOTE !
This procedure must not be performed if the UPS is used as a frequency converter.
1. Switch OFF the inverter by entering the screen:
MENU/COMMAND MENU/INVERTER OFF
Attention:
to switch “OFF” Inverter permanently press Enter
key 2 times.
COMMAND MENU
INVERTER ON
INVERTER OFF *
The output will be supplied by the mains through the automatic
bypass.
LP 33 60kVA
APPLICAT. ON UTILITY
= xx%
2. Switch ON the maintenance bypass Q2 (Pos. I).
LP 33 60kVA
APPL. ON MANUAL DEV.
= xx%
3. Switch OFF the output switch Q1 (Pos. 0).
4. Perform the command total off.
5. Switch “OFF” battery breaker from battery cabinet.
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