Operation 85
3.2.7 Emergency Modules OffTheLocal Emergency Modules Off (LEMO) mode is used to remove power from all UPS system components,
andthe critical load will continue to be supplied through the bypassline.
The Emergency Module Off control is a guardedpad onthe SCC Control Panel (see Figure 10).
Liftthe cover and press the pad. The loadwill be transferred to bypass, and the battery(MBD), input, and output
circuitbreakers will be opened (tripped). This will remove power froma llUPS system components except the
controls,system bypass circuit breaker, and thestatic switch.
Refer to 3.3.3 - Shutdown Procedures.
Figure 54 Emergency M odules Off
BIB
SKRU
MIB
MBB
I
R
#2UPS
CB1
CB2
System
Controls
RIB RIB RIB BFB
Output
SBB
SBS
RIB RIB RIB BFB
#1UPS#3UPS
I
R
#1UPS
CB1
I
R
#3UPS
CB1
CB2 CB2
SCCT
SCCT
(canaccommodate up t o 6UP S modules)
ToCriticalLoad
Battery
MBD
Battery
MBD
Battery
MBD
DISCONTINUED
PROD U C T