2-
8
2-9 Hot Standby Redundancy
If you just want to double insurance the UPS operation, you can utilize one extra UPS to be
the reserve source of main UPS. This installation will make sure the output power
source for loading is still present even when the main UPS malfunctions.
(
Refer to Fig. 2-9
)
.
CB1
CB2
CB3
CB4
CB5
Fig. 2-9 Hot Standby Redundancy
UPS1
MAIN
RESERVE
STS
CB1
CB2
CB3
CB4
CB5
LOAD
MAIN
RESERVE
STS
UPS2