33
◆
Switch OFF OUTPUT switch;
At this time the bypass source will supply to the load through the MAINTENANCE
switch.
Switch to normal operation (from mechanical bypass)
CAUTION!
Never attempt to switch the UPS back to normal operation until you have verified
that there are no internal UPS faults
◆
Open the front and rear doors of the UPS to be easily access to the main power
switches
◆
Switch ON the output switch;
◆
Switch ON the input switch;
◆
Switch ON the battery switch;
The UPS powers from the static bypass instead of the maintenance bypass.
◆
Switch OFF the maintenance bypass switch, then the output is supplied by the
bypass of the modules.
◆
Put on the maintenance switch cover.
The rectifier will operate normally after 30 seconds. If the inverter works normally, the
system will be transferred from bypass mode to normal mode.
4.2.5
Shut down procedure
CAUTION!
This procedure should be followed to completely shut down the UPS and the
LOAD. After all power switches, isolators and circuit breakers are opened,
there will be no output.
◆
Press the INVERTER OFF key on the LCD display
;
◆
Switch OFF
the BATTERY switch
;
◆
Open the UPS door to easily access to the main power switch
;
◆
Switch OFF the input switch.
◆
Switch OFF
the OUTPUT switch.
The UPS shuts down
;
WARNING!
Wait for about 5 minutes for the internal D.C. bus bar capacitors to be
completely discharged
.
4.2.6
Startup procedure for parallel system
Connect parallel cable, input/output cable, and battery cable well; modify the parallel
board jumpers correctly.
Measure the positive and negative battery pack voltage. Battery switch is opened
temporarily.
Switch ON the output switch at the front door.
According to the startup procedure for single unit, set the operation mode of each
UPS: single mode is changed to parallel mode; set the parallel number for each
UPS; up to 4 units can be parallel; set the ID of each cabinet, the ID of each unit
must be different.
Switch ON the input switch. Close the external input switch and start from mains.
After start from mains, check the LCD interface of each UPS to see if the ID, VA is
the same with the actual values.
Summary of Contents for HIP3300E
Page 14: ...13 Side View Rear View Full configuration...
Page 15: ...14 Connect coppper bar Mains bypass common copper bar...
Page 29: ...28 3 9 3 UPS installation The whole systems are showed below 4 Operation 4 1 Operation Modes...
Page 40: ...39...
Page 41: ...40 4 3 3 Alarm View the alarm and history of the UPS and open or close the buzer...
Page 49: ...48...
Page 59: ...58 4 3 5 1 USB Wizard History Output download history and setting record by USB...
Page 60: ...59 4 3 5 1 1 Alarm Log Output 4 3 5 1 2 Setting Log Output...