Power Cooling Module Information, Direct-Current System - HPE 3PAR StoreServ 8000 Service And Upgrade Manual

Figure 78: PCM numbering, alternating-current, LFF drive enclosure rear view

Power cooling module information, direct-current system

The direct-current (DC) HPE 3PAR -48VDC 764W Power Cooling Module (PCM) is used with an HPE
3PAR StoreServ 8000 Storage system in both the controller node enclosures and expansion drive
enclosures when installing the system in a direct-current power environment. The -48V DC PCM is an
integrated power supply and cooling fan that has a compartment for adding a replaceable battery when it
is installed in a controller node enclosure.
NOTE:
• The power switch on the HPE 3PAR -48VDC 764W Power Cooling Module is inverted 180° from the
orientation of the power switch on the alternating-current (AC) power cooling module.
• Labels on the HPE 3PAR -48VDC 764W Power Cooling Module show the model as -48VDC INPUT
764W PCM.
Figure 79: PCM numbering, direct current, two-node SFF controller node enclosure rear view
Figure 80: PCM numbering, direct current, four-node SFF controller node enclosure rear view
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