HP Z840 Maintenance and Service Guide - Page 80

HP Z640 power supply specifications

Page 80 highlights

HP Z640 power supply specifications Operating voltage range Rated voltage range Rated line frequency Operating line frequency range Rated input current Heat dissipation (configuration and software dependent) Power supply fan (All fans are variable speed) ENERGY STAR Qualified (Configuration dependent) Power supply efficiency FEMP Standby Power Compliant @115V (

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HP Z640 power supply
specifications
925w 90%
Efficient,
Custom PSU (Wide-Ranging,
Active PFC)
Operating voltage range
90–269 VAC
Rated voltage range
100–127 V
200–240 V
118 V
Rated line frequency
50–60 Hz
400 Hz
Operating line frequency range
47–66 Hz
393–407 Hz
Rated input current
11.3A @ 100–127 VAC
5.5A @ 200–240 VAC
11.3A @ 400 V
Heat dissipation
(configuration
and software dependent)
Typical: 2105 btu/hr (530 kg cal/hr)
Max: 3629 btu/hr (914 kg cal/hr)
Power supply fan
(All fans are variable speed)
92x25mm
ENERGY STAR
Qualified
(Configuration
dependent)
Yes
Power supply
efficiency
90%
efficient
FEMP Standby Power Compliant @115V
(<1W in S5 – Power
Off)
Yes
ErP Compliant @ 230V
(<0.5 W in S5 – Power
Off)
Yes
CECP Compliant @ 220V (<4W in S3 – Suspend to RAM)
Yes;
Configuration
dependent
Power consumption in sleep mode
(as
defined
by ENERGY STAR)
<20 W
Built-in Self Test LED
Yes
Surge Tolerant Full Ranging Power Supply
(withstands power surges up to
2000V)
Yes
70
Chapter 3
Component replacement information and guidelines