American Power Conversion Bypass Static - Manual (Page 43)

Symmetra® MW with Internal Bypass Static Switch - User Guide - 990-1756A-001 37
System Shutdown from Online to Manual
Bypass Operation
To shut down the UPS (transfer from on-line operation to manual bypass operation), follow the
screen-prompted instructions as illustrated.
CAUTION!
Do not open Q3 when the UPS is in manual bypass operation, as this action may result in
a load drop or a failure of the UPS to support the load.
Normal Normal
UPS Shutdown
5.40 PM
Initiate transfer to static bypass
Close breaker Q3
Open breaker Q5
Push UPS "OFF" button
Open breaker Q2
Open battery breakers Q7 and Q8
Open breaker Q1
Initiate transfer
Load will be on manual bypass
SSW input
UPS power down
UPS output
Isolate UPS from battery
UPS input
Normal
~ ~
Q7 Q8
Normal
0:00 AM
Q2
UPS Summary
Normal
5.40 PM
Startup
Shutdown
Network Configuration
User Configuration
View Event Log
Predictive Maintenance
Static Bypass Online
Online Static Bypass
Transfer from manual bypass to online
Transfer from online to manual bypass
Transfer from online to static bypass
Transfer from static bypass to online
Operation
Normal
Select Operation/
Configuration
Select Shutdown
Follow the shut-down
instructions on the screen.
All instructions initially
appear in red. Once a
command has been carried
out successfully, its text will
change to green.