Power Requirements; Electrical Grounding Requirements; Rack Warnings And Cautions - Hitachi HA825 G3 Series User Manual

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Do not permit optional equipment to impede airflow around the server or to increase the internal rack
temperature beyond the maximum allowable limits.
Do not exceed the manufacturer's TMRA.

Power requirements

Installation of this equipment must comply with local and regional electrical regulations governing the installation of
information technology 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 server from power fluctuations and temporary interruptions with a regulating
uninterruptible power supply. This device protects the hardware from damage caused by power surges and
voltage spikes and keeps the system in operation during a power failure.

Electrical grounding requirements

The server must be grounded properly for proper operation and safety. In the United States, you must install the
equipment in accordance with NFPA 70, 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. In all other countries, you must install the equipment in accordance with any
regional or national electrical wiring codes, such as the International Electrotechnical Commission (IEC) Code 364,
parts 1 through 7.
Furthermore, you must be sure that all power distribution devices used in the installation, such as branch wiring and
receptacles, are listed or certified grounding-type devices.
Because of the high ground-leakage currents associated with multiple servers connected to the same power source, use a
PDU that is either permanently wired to the building's branch circuit
or includes a nondetachable cord that is wired to an industrial-style plug. NEMA locking-style plugs or those complying
with IEC 60309 are considered suitable for this purpose. Using common power outlet strips for the server is not
recommended.

Rack warnings and cautions

WARNING: When all components are removed, the server weighs 16.78 kg (36.99 lb). When all components are
installed, the server can weigh up to 36.72 kg (80.95 lb).
Before configuring your rack solution, be sure to check the rack manufacturer weight limits and specifications.
Failure to do so can result in physical injury or damage to the equipment and the facility.
Setup 39

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