User guide

Site preparation 4–7
Hitachi Unified Storage VM Block Module Hardware User Guide
Table 4-4: Data center requirements
System specifications and requirements
This section describes the characteristics of a HUS VM storage system,
including
• Mechanical specifications on page 4-7
• Electrical specifications on page 4-9
• Environmental specifications on page 4-14
Mechanical specifications
Basic system dimensions and configurations of the HUS VM storage system
are shown in the following illustration. Detailed specifications follow the
illustrations.
Item Description
General The data center must provide appropriate power, air
conditioning, cabling, and fire protection.
Temperature The data center must maintain ambient temperature from 50º
F (10ºC) to 104º F (40ºC)
Humidity The data center must maintain ambient humidity from 20% to
80%, non-condensing
ESD The data center must provide adequate protection from
electrostatic discharge (ESD).
Electrical
interference
The data center must provide adequate protection from
electrical/radio frequency interference.
Contamination The data center must provide adequate protection from dust,
pollution, and particulate contamination.
Acoustics The data center must provide adequate acoustic insulation for
operating the system.
User-supplied
hardware
This includes cables, connectors, and power receptacles that
must be available and ready when the system is installed.
User-supplied
software
This includes HUS VM supported operating systems on the host
and system management console