HP DL385 - ProLiant - G5, User Manual

Page: 48 / 174

48 HP ProLiant DL385 Server User Guide
• Front and rear doors—If the 42U rack includes closing front and rear
doors, you must allow 5,350 sq cm (830 sq in) of holes evenly
distributed from top to bottom to permit adequate airflow (equivalent
to the required 64 percent open area for ventilation).
• Side—The clearance between the installed rack component and the
side panels of the rack must be a minimum of 7 cm (2.75 in).
Temperature requirements
To ensure continued safe and reliable equipment operation, install or position the
system in a well-ventilated, climate-controlled environment.
The maximum recommended ambient operating temperature (TMRA) for most
server products is 35°C (95°F). The temperature in the room where the rack is
located must not exceed 35°C (95°F).
CAUTION: To reduce the risk of damage to the equipment
when installing third-party options:
• 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.