Liebert 130 kVA User Manual page 59

User Manual
Hipulse - Single Phase '1+N' UPS System
5.7 Procedure for carrying out a RESET after a recognized
controlled transfer to bypass or EPO action.
When the necessary action to correct the problem has been taken, this procedure
should be followed to restore the UPS back to its normal operating condition following,
a controlled transfer to bypass or when the Remote Emergency Power Off has been
activated.
A recognized controlled transfer to bypass is activated by the following problems:
Inverter Overtemperature, Cut-off Overload, Battery Over voltage, when configured for
manual return from bypass operation (only for system test).
EMERGENCY STOP EMERGENCY STOP
LOAD ON BYPASS LOAD ON BYPASS
INV: UNSYNCHRONISED INV: UNSYNCHRONISED
hh.mm.ss hh.mm.ss dd.mm.yy dd.mm.yy
MEASUREMENT MEASUREMENT
>FUNCTION >FUNCTION
MAINTENANCE MAINTENANCE
SETUP SETUP
WRITE WRITE SAVE SAVE
MOVE MOVE EXIT ESC EXIT ESC
ENTER PASSWORD ENTER PASSWORD
00000000 00000000
WARNING
Wait 5 minutes for the internal D.C. busbar capacitors
to discharge.
The UPS is now completely powered down.
IMPORTANT
The Maintenance Bypass Power switch may be
operated at any time when the UPS is powered down
to connect the load to the maintenance bypass supply
if required.
The load equipment is not protected from normal
supply
maintenance bypass mode.
Press the ENTER key.
Note: In ECOMODE the message 'LOAD ON BYPASS'
will not appear.
Select FUNCTION and press ENTER key.
< <
When the PASSWORD has been completed press
ENTER key.
39
aberrations when operating
130 kVA - 110V
in the