Power supply
The workstation includes a 330W 87/90/87% ecient power supply that is compatible with ENERGY STAR
requirements.
Power supply specications
Description Value
Power supply 330 W wide-ranging, active Power Factor Correction, 90%
ecient
Operating voltage range 90–264 V ac
Rated voltage range 100–240 V ac
Rated line frequency 50–60 Hz and 400 Hz
Operating line frequency range 47–66 Hz and 393–407 Hz
Rated input current 5A @ 100–240 V
Heat dissipation, typical
(conguration and software dependent)
444 btu/hr (112 kg-cal/hr)
Heat dissipation, maximum
(conguration and software dependent)
1250 BTU/hr (314 Kg-cal/hr)
Power supply fan none
Built-in Self Test LED Yes
Power Consumption in sleep mode (as dened by ENERGY
STAR) - Suspend to RAM (S3)
< 4 W
ENERGY STAR
®
Version 6.0 qualied (Cong Dependent)
Yes
FEMP Standby Power Compliant Yes, < 1 W in S5-Power O @ 115 V ac
Surge tolerant, full-ranging (withstands power surges up to
2000 V)
Yes
Power consumption and heat dissipation
Power consumption and heat dissipation specications are available for multiple congurations. To review
available specications, go to http://www.hp.com/go/quickspecs.
To reach zero power consumption, unplug the workstation from the power outlet or use a power strip with an
on/o switch. For additional information about power-saving features, see the operating system installation
instructions.
44 Chapter 3 Component replacement information and guidelines
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