Reference Guide

Table 3. PSU specifications (continued)
PSU Class Heat
dissipation
(maximum)
Frequenc
y
Voltage High line
200v240 V
Low line
100– 140 V
DC Current
2000 W
AC
Platinum 7500 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
2000 W 1000 W NA
11.5 A
2400 W
AC
Platinum 9000 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
2400 W 1400 W NA
16 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.
NOTE: PSUs rated for 1100 W Mixed Mode HVDC or 1100 W AC and higher require high-line voltage (200–240 V AC) to
supply their rated capacity.
System battery specifications
The PowerEdge R740xd system supports CR 2032 3.0-V lithium coin cell system battery.
Expansion bus specifications
The PowerEdge R740xd system supports up to eight PCI express (PCIe) generation 3 expansion cards that can be installed on
the system board using expansion card risers. The following table provides detailed information about the expansion card riser
specifications:
Table 4. Expansion card riser configurations
Expansion
card riser
PCIe slots on the
riser
Height Length Link
Riser 1A Slot 1 Full Height Full Length x16
Slot 3 Full Height Half Length x16
Riser 1B Slot 1 Full Height Full Length x8
Slot 2 Full Height Full Length x8
Slot 3 Full Height Half Length x8
Riser 1D Slot 1 Full Height Full Length x16
Slot 2 Full Height Full Length x8
Slot 3 Full Height Half Length x8
Riser 2A Slot 4 Full Height Full Length x16
Slot 5 Full Height Full Length x8
Slot 6 Low Profile Half Length x8
Riser 2B Slot 4 Low Profile Half Length x8
Riser 2C Slot 4 Low Profile Half Length x16
Riser 3A Slot 7 Full Height Full Length x8
Slot 8 Full Height Full Length x16
Technical specifications 7