Liebert 130 kVA - Manual (Page 54)

User Manual
Hipulse - Single Phase ‘1+N’ UPS System 130 kVA - 110V
34
5.3 Procedure for UPS Startup without power initially
supplied to the load
This procedure should be followed when turning on the UPS from fully powered down
condition i.e. where the load is not being initially supplied at all. It is assumed that the
installation is complete, the system has been commissioned by authorized personnel
and the external power isolators are closed. Refer to Fig 5-1 & 5-2 for corresponding
isolators Q1 to Q4, and Operator control Panel respectively.
1. Open the UPS doors to gain access to the main
power switches.
2. Close the Rectifier Power Switch (Q1).
The Module Mimic LED’s will indicate input supply
a.c. present (2 -steady green) and after
approximately 20 seconds the Inverter output
healthy (4- steady green) and Battery unavailable
(3) will light and also red led (13) will illuminate.
The Display screen will show the following:
Initializing Window:
After first connecting power to the UPS and closing
the Q1 isolator, this message will appear on the
LCD screen. It persists for about five seconds
while the control firmware is loaded. It is followed
by a screen showing various messages with the
time and date on the bottom line.
Note: If input power is present but the display remains
blank, then the Micro Controller is not working, please
contact your dealer for advice.
WARNING
The following action will apply power to load the
equipment - Ensure that it is safe do so
3. Close the UPS output power switch Q4.
The Module Mimic LED’s will change so that the
Load on Inverter (5 - steady green) and Battery
unavailable (3) will light and also red led (13) will
illuminate.
Note: In ECOMODE the Load on Inverter led (5) is off.
This display window will show:
4. Close the Bypass input power switch Q2.
Bypass input led (1-steady green) will light, after 20
seconds the inverter synchronises with the mains
bypass.
5. Before closing the battery circuit breaker check
the d.c. busbar voltage. From the above window
press the ENTER key:
The Main Menu Window will display:
BYPASS SWITCH OPEN
BATTERY C.B. OPEN
OUTPUT SWITCH OPEN
hh.mm.ss dd.mm.yy BYPASS SWITCH OPEN
BATTERY C.B. OPEN
OUTPUT SWITCH OPEN
hh.mm.ss dd.mm.yy
BATTERY C.B. OPEN
BYPASS SWITCH OPEN
hh.mm.ss dd.mm.yy
BATTERY C.B. OPEN
BYPASS SWITCH OPEN
hh.mm.ss dd.mm.yy
BATTERY C.B. OPEN
hh.mm.ss dd.mm.yy
BATTERY C.B. OPEN
hh.mm.ss dd.mm.yy
EMERSON NETWORK POWER
3PH-1PH
UPS
EMERSON NETWORK POWER
3PH-1PH
UPS