HP Z230 SFF Workstation User's Guide Page 79

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Power supply
Power supply specifications
All power supplies have these specifications:
Wide-ranging, active Power Factor Correction (PFC)
ENERGY STAR® qualified (configuration dependent; only 240 W and 400 W 92% efficient)
FEMP Standby Power compliant @115V (<1W in S5 – Power Off)
Surge tolerant (withstands power surges up to 2000V)
SFF Tower SFF Tower
Power supply 240 W 92%
efficient
400 W 92%
efficient
240 W STD
efficient
320 W STD
efficient
Operating voltage range 90–264 VAC 90–269 VAC 90–264 VAC 90–269 VAC
Rated voltage range 100–240 VAC 100–240 VAC 100–240 VAC 100–240 VAC
Rated line frequency 50–60 Hz 50–60 Hz 50–60 Hz 50–60 Hz
Operating line frequency range 47–63 Hz 47–66 Hz 47–63 Hz 47–63 Hz
Rated input current 4A
6A @
100–240 VAC
4A
5.5A @
100–240 VAC
Heat dissipation, typical
(configuration and software
dependent)
601.2 btu/hr
(151.5 kcal/hr)
630.2 btu/hr
(158.8 kcal/hr)
601.2 btu/hr
(151.5 kcal/hr)
630.2 btu/hr
(158.8 kcal/hr)
Heat dissipation, maximum
(configuration and software
dependent)
646.6 btu/hr
(163.0 kcal/hr)
899.1 btu/hr
(226.6 kcal/hr)
646.6 btu/hr
(163.0 kcal/hr)
899.1 btu/hr
(226.6 kcal/hr)
Power supply fan
All fans are variable speed
One fan,
70mm x 25mm
One fan,
92mm x 25mm
One fan,
70mm x 25mm
One fan,
92mm x 25mm
Built-in Self Test LED No Yes No No
Power consumption in sleep mode <3 W <4 W <3 W <4 W
Component replacement guidelines 69
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