Operating Procedures - Toshiba G9000 SERIES Installation And Operation Manual

5.3

OPERATING PROCEDURES

For Parallel Operation system, refer to section "D) MMS Start-up Procedure".
(Parallel Operation system is herein after MMS [Multi Module System])
A) Start-up Procedure
CAUTION : Before the UPS startup, the internal Bypass line starts to supply the
unconditioned bypass input power to the critical load if the External input (or
Bypass) Circuit Breaker is closed. Be extremely careful with closing the
External input (or Bypass) Circuit Breaker.
a) Verify that the External Bypass Input Circuit Breaker for each unit is closed (user supplied).
b) Verify that Battery Disconnect Circuit Breaker is opened or in tripping position.
c) If a dual source is feeding the UPS, close the External AC Input Circuit Breaker manually (user
supplied).
d) The LCD panel boots up automatically, and the screen will show that the Load is powered by bypass
line.
e) On the LCD panel, select "OPERATION" tab, and then press the "START OPERATION" button to
proceed UPS start-up. (Refer to Figure 2.3).
f) Follow the "START OPERATION" guidance accordingly until the completion of the inverter startup.
NOTE : When "REMOTE OPERATION MODE" is displayed on the LCD panel, the inverter start
operation can only be performed remotely. If local inverter start operation is required
(at the UPS), select "LOCAL ONLY" or "REMOTE & LOCAL" in the OPERATION
MENU.
42 G9000 Installation and Operation Manual – 61480-012