- Hewlett-Packard Server User Manual

Planning the installation 13
It is important that the system be configured according to the
guidelines in the HP BladeSystem p-Class System Overview and
Planning white paper. Failure to follow these guidelines may result
in an overload of the electrical circuits feeding the power
enclosure.
When performing system upgrades, refer to the HP BladeSystem
p-Class System Overview and Planning white paper to be sure that
the new configuration does not overload the existing power
enclosure scheme.
Installation of this equipment must comply with local and regional electrical
regulations governing the installation of IT equipment by licensed electricians.
This equipment is designed to operate in installations covered by NFPA 70, 1999
Edition (National Electric Code) and NFPA-75, 1992 (code for Protection of
Electronic Computer/Data Processing Equipment). For electrical power ratings
on options, refer to the product rating label or the user documentation supplied
with that option.
WARNING: To reduce the risk of personal injury, fire, or
damage to the equipment, do not overload the AC supply branch
circuit that provides power to the rack. Consult the electrical
authority having jurisdiction over wiring and installation
requirements of your facility.
CAUTION: Protect the equipment from power fluctuations and
temporary interruptions with a regulating UPS. This device protects the
hardware from damage caused by power surges and voltage spikes and
keeps the equipment in operation during a power failure.
Grounding requirements
This equipment must be grounded properly for proper operation and safety. In
the United States, you must install the equipment in accordance with
NFPA 70, 1999 Edition (National Electric Code), Article 250, as well as any
local and regional building codes.
In Canada, you must install the equipment in accordance with Canadian
Standards Association, CSA C22.1, Canadian Electrical Code.