3.1.9Shutdown Procedures Screen
Go to the SCC Master Menu and move the cursor to SHUTDOWN PROCEDURES. Press the Select pad and the SCC Shutdown Procedures screen is displayed.
This screen contains the steps you must follow to perform a controlled shutdown of the UPS system. The instruc- tions are listed so you can review them before performing the controlled shutdown.
Figure 39 SCC Shutdown Procedures Screen
SHUTDOWN PROCEDURES
1.If load is not already being supplied by the bypass line, select the
"LOAD TRANSFER PROCEDURE" screen and follow the instructions to transfer the load to bypass.
2.Go to the modules(s) and follow the module "SHUTDOWN PROCEDURES."
3.Press the ALARM RESET button to clear alarms which are no longer active.
4.If necessary for maintenance purposes, open the static switch disconnect circuit breakers.
5.Wait approximately two (2) minutes before attempting any other action .
To perform the shutdown procedure, transfer the critical load from the UPS system to the bypass line. Shut down each UPS module according to the module Shutdown Procedures.
Refer to 3.3.3 - Shutdown Procedures for more details, including emergency shutdowns.
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