2-4 SPARC Enterprise M3000 Server Installation Guide • January 2009
2.2.2 Preparing Power Supply Equipment
This section describes the electrical specifications, facility power requirements, and
grounding for the SPARC Enterprise M3000 server.
To prevent catastrophic failures, the facility power design must ensure that sufficient
redundant power is provided to the system. Electrical work and installation must
comply with the applicable local, state, or national electrical codes.
2.2.2.1 Electrical Specifications
TABLE 2-2 lists the SPARC Enterprise M3000 server electrical specifications.
The values in the following table are the maximum power values for the server in its
maximum configuration. The actual values vary depending on the system
configuration.
TABLE 2-2 Recommended Values for the Temperature and Humidity in the Computer Room
Air-conditioning
system
Near outlet of underfloor air-conditioning At sensor control point in room
Remarks
Temperature
Humidity
(%)
Temperature
Humidity
(%)
˚C ˚F ˚C ˚F
Direct air supply
or
duct air supply
------ ------ ------ 24 2 75 4 45 5% ------
Underfloor air
supply
18 1 64 2 65 5 Target of
24˚C
Target of
75˚F About
45% at
24˚C
(75˚F)
The room
temperature
and
humidity
vary
depending
on the
thermal load
in the room.
Direct air supply
or
combination of
duct air supply
and underfloor
air supply
18 1 64 2 65 5 24 1 75 4F 45 5 ------
