Operation
3.3.8Module Shutdown
Perform a Module Shutdown procedure when you must disconnect the UPS system components from all power sources when required for maintenance procedures.
Use the Shutdown Procedures screen when performing a manual System Shutdown. Refer to 3.4.4 - Shutdown Procedures.
Refer to 3.3.9 - Maintenance Bypass.
Before performing any maintenance on your Liebert Series 610 UPS System, observe ALL of the WARNINGS in 4.0 - Maintenance.
! WARNING
Lethal voltages are present within this system even when it is not on or when power is not being supplied. Observe all cautions and warnings in this manual. Failure to do so could result in serious injury or death. Do not work on or operate this equipment unless you are fully qualified to do so! Never work alone.
Figure 49 Module shutdown
THREE BREAKER MAINTENANCE BYPASS SWITCHBOARD
BFB | MBB |
| Critical |
| Load |
| AC Output |
BIB | MIB |
UPS MODULE
Static
Switch
Disconnects 
Static
Bypass
Switch
Bypass CB 
CONTROL POWER
RIB
INPUT
CB
MAIN INPUT
SWITCHGEAR
Controls |
Rectifier/ |
Charger |
Inverter |
OUTPUT
CB
Battery
MBD
66
