Fujitsu primequest 2400E2 Design Manual page 113

3.5.2 UPS Redundancy
Examples of 200V (for 2800B2/2800B3/2800E2/2800E3)

Dual Power Feed
(Redundant UPS System 1 + 1)
PSU PSU PSU
UPS #0
Failure
Examples of 100V (for 2400E2/2400E3)

With Redundant Power Supply
(Redundant UPS System 2 + 1)
PSU PSU
UPS #0
For details on PSU configurations, refer to
PRIMEQUEST 2000 Series Design Guide
PSU PSU PSU
UPS #1
Configuring a redundant UPS system prevents the system from going down.
PSU PSU
PSU PSU
UPS #1 UPS #2
Failure
"2.8 Power Supply Unit
Configuring a redundant UPS system prevents the system from going down.
(PSU)".
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