Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 165

Cooling fans specifications, System battery specifications, PCIe Expansion card riser specifications

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Table 24. PSU specifications (continued) PSU Class Heat Frequency dissipation (maximum) Voltage Platinum 4416 BTU/hr NA 750 W AC Platinum 2891 BTU/hr 50/60 Hz 750 W Mixed Platinum Mode 2902 BTU/hr/ Platinum (For China only) 750 W Mixed Platinum Mode HVDC (for China only) Platinum 2902 BTU/hr/ 2902 BTU/hr/ 2902 BTU/hr 50/60 Hz NA 50/60 Hz NA 200-380 V DC, autoranging 100-240 V AC, autoranging 100-240 V AC, autoranging 240 V DC, autoranging 100-240 V AC, autoranging 240 V DC, autoranging AC High line Low line 100-240 V 100-120 V NA NA DC 1100 W 750 W NA NA 750 W NA NA NA NA 750 W 750 W NA NA NA NA 750 W Current 6.4 A-3.2 A 10 A-5 A 10 A-5 A 5 A 10 A-5 A 4.5 A NOTE: Heat dissipation is calculated using the PSU wattage rating. NOTE: This system is also designed to connect to the IT power systems with a phase-to-phase voltage not exceeding 240 V. Cooling fans specifications The Dell EMC PowerEdge R740xd2 system supports up to six high performance cooling fans. NOTE: When selecting or upgrading the system configuration, to ensure optimum power utilization, verify the system power consumption with the Dell Energy Smart Solution Advisor available at Dell.com/ESSA. Table 25. Dell EMC PowerEdge R740xd2 fan support matrix Storage PSU type Processor count Fan 1 Fan 2 24+2 x 3.5- Redundant 1 inch or 24 x PSUs only 3.5-inch. 2 Required Required Required Required Fan 3 Required Required Fan 4 Required Required Fan 5 Required Required Fan 6 Required Required NOTE: Each fan is listed in the systems management software, referenced by the respective fan number. If there is a problem with a particular fan, you can easily identify and replace the proper fan by noting the fan numbers on the cooling fan assembly. System battery specifications The Dell EMC PowerEdge R740xd2 system supports CR 2032 3.0-V lithium coin cell system battery. PCIe Expansion card riser specifications The Dell EMC PowerEdge R740xd2 system supports up to three PCI express (PCIe) generation expansion cards that can be installed on the system board and expansion card risers. Technical specifications 165

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Table 24. PSU specifications (continued)
PSU
Class
Heat
dissipation
(maximum)
Frequency
Voltage
AC
DC
Current
High line
100–240 V
Low line
100–120 V
Platinum
4416 BTU/hr
NA
200–380 V
DC,
autoranging
NA
NA
1100 W
6.4 A–3.2 A
750 W AC
Platinum
2891 BTU/hr
50/60 Hz
100–240 V
AC,
autoranging
750 W
NA
NA
10 A–5 A
750 W Mixed
Mode
Platinum
2902
BTU/hr/
50/60 Hz
100–240 V
AC,
autoranging
750 W
NA
NA
10 A–5 A
Platinum
(For China
only)
2902
BTU/hr/
NA
240 V DC,
autoranging
NA
NA
750 W
5 A
750 W Mixed
Mode HVDC
(for China
only)
Platinum
2902
BTU/hr/
50/60 Hz
100–240 V
AC,
autoranging
750 W
NA
NA
10 A–5 A
Platinum
2902
BTU/hr
NA
240 V DC,
autoranging
NA
NA
750 W
4.5 A
NOTE:
Heat dissipation is calculated using the PSU wattage rating.
NOTE:
This system is also designed to connect to the IT power systems with a phase-to-phase voltage not exceeding
240 V.
Cooling fans specifications
The Dell EMC PowerEdge R740xd2 system supports up to six high performance cooling fans.
NOTE:
When selecting or upgrading the system configuration, to ensure optimum power utilization, verify the system
power consumption with the Dell Energy Smart Solution Advisor available at Dell.com/ESSA.
Table 25. Dell EMC PowerEdge R740xd2 fan support matrix
Storage
PSU type
Processor
count
Fan 1
Fan 2
Fan 3
Fan 4
Fan 5
Fan 6
24+2 x 3.5-
inch or 24 x
3.5-inch.
Redundant
PSUs only
1
Required
Required
Required
Required
Required
Required
2
Required
Required
Required
Required
Required
Required
NOTE:
Each fan is listed in the systems management software, referenced by the respective fan number. If there is a
problem with a particular fan, you can easily identify and replace the proper fan by noting the fan numbers on the
cooling fan assembly.
System battery specifications
The Dell EMC PowerEdge R740xd2 system supports CR 2032 3.0-V lithium coin cell system battery.
PCIe Expansion card riser specifications
The Dell EMC PowerEdge R740xd2 system supports up to three PCI express (PCIe) generation expansion cards that can be installed on
the system board and expansion card risers.
Technical specifications
165