MITSUBISHI ELECTRIC 9700 Series - Manual (Page 54)

MITSUBISHI
ELECTRIC 9700 SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
3-24
MITSUBISHI ELECTRIC 9700 SERIES UPS
3.4 Operating Procedures
A) UPS Start-up Procedure
1. Verify that the External Bypass input Circuit Breaker(user supplied. Refer to warning
2) is closed.
2. Close Control Circuit Breaker (CB101).
3. After a few seconds, an audible annunciator will sound and the AC Input Circuit
Contactor (CB1) will automatically close.
4. The audible annunciator will sound and the instruction “RESET CB2” will be displayed
on the Liquid Crystal Display (LCD) panel.
5. Reset the Battery Disconnect Circuit Breaker (CB2). To reset CB2, press the handle
down until the handle stays in the off position.
6. Close the Battery Disconnect Circuit Breaker (CB2).
7. The audible annunciator will sound and the instruction "PRESS START / STOP KEY"
will be displayed on the LCD panel. ( Figure 3.3)
8. Press the "Inverter Start" key in the START/STOP menu on the LCD panel. (Figure
3.4)
FIGURE 3.3 START-UP MENU FIGURE 3.4 INVERTER START/STOP
9. When the message "LOCAL" is displayed on the LCD panel, the inverter start
operation can only be performed locally at the UPS front panel. When the message
"REMOTE" is displayed on the LCD pane, the inverter start operation can be started
by remote operation only. Lock-out of one inverter start mode is inherent and cannot
be.
10. If a local inverter start operation is required (at the UPS), select "Local" in
"Remote/Local" function via the Operation menu. Select “LOCAL” mode.
11. Within five (5) seconds, the Inverter will start-up and begin supplying power to the
critical load.
12. If power is not supplied to the load, follow the instructions on the LCD panel.