Power Consumption And Cooling; System Fans - HP Xw6600 - Workstation - 2 GB RAM Technical Reference Manual

Table 1-7 Power supply specifications (continued)
Item
Operating input line frequency range
Rated input current
Rated input voltage range
Rated input line frequency
Operating input line frequency range
Rated input current
Heat dissipation
(Configuration and software dependent)
Power supply fan
80 Plus compliant and compatible with ENERGY
STAR compliant configurations.*
FEMP Standby Power compliant @115V (<2W in
S5 – Power Off, WOL disabled)
Power Consumption in ES Mode – Suspend to
RAM (S3) (Instantly Available PC)
*ENERGY STAR Compliant depends on the actual system configuration. See ENERGY STAR
specifications for detail.

Power consumption and cooling

The HP xw6600 Workstation Quickspecs lists the energy consumption and heat dissipation figures for
three typical workstation configurations. To access these power consumption and heat dissipation
examples, see
To reach zero power consumption, disconnect the workstation from the power source outlet or use a
power strip with an on/off switch to provide power to the workstation. For additional information about
power-saving features, see your operating system documentation.
NOTE: This product is in compliance with U.S. Executive Order 13221.

System fans

This workstation includes two rear system fans, one heatsink fan per processor, one power supply fan,
and a fan on the memory controller heatsink, and one memory module fan. In addition, an optional front
system (PCI) fan is available for special PCI card environments, Some graphics cards also include
onboard fans.
ENWW
http://www.hp.com/go/quickspecs
Description
47–66 Hz
10A @ 90 VAC
6A @ 200–240 VAC
118 VAC
400 Hz
393–407 Hz
10A @ 118 VAC
Typical 434 BTU/hr = (109 kg-cal/hr)
Maximum 964 BTU/hr = (243 kg-cal/hr)
92x25 mm variable speed
Yes
Yes
3W
for the HP xw6600 Workstation.
Workstation specifications 9