Installing the hardware

Installation requirements for AC redundant configurations

The AC redundant configuration is with two PSUs plugged into a main AC source and two other PSUs plugged into a separate AC source (e.g. UPS).

PSU configuration

Max. DC loading

DC redundancy

2 + 1

4800 W

Yes

 

 

 

2 + 2

6400 W

Yes

 

 

 

Table 2: Maximum DC loading requirements

Installation requirements for non AC redundant configurations

For systems not requiring AC redundancy, the power supply can be installed with up to 4 PSUs. The PSUs can be connected to a single or multiple AC sources.

PSU configuration

Max. DC loading

DC redundancy

 

 

 

2

3200 W

No

 

 

 

2 + 1

4800 W

Yes

 

 

 

2 + 2

6400 W

Yes

 

 

 

Table 3: Maximum DC loading requirements

52

Operating Manual

BX400 S1

Page 52
Image 52
Fujitsu BX400 S1 manual PSU configuration Max. DC loading DC redundancy