Optimum Environment; Rack Requirements; Space And Airflow Requirements - HP BL20p - ProLiant - G2 Setup And Installation Manual

Planning the Installation

Optimum Environment

When installing the ProLiant BL p-Class system in a rack, select a location that meets
the environmental standards described in the following paragraphs.

Rack Requirements

The ProLiant BL p-Class system is compatible with the following racks:
•
42U, 36U, and 22U Compaq branded racks
— Compaq branded 10000 and 9000 Series racks (42U, 36U, and 22U) are
compatible. (The system is optimized for 10000 Series racks.)
— Compaq branded 7000 Series 42U racks require an extension kit (P/N
154392-B21) to increase rack depth from 83.82 cm (33 inches) to 93.98 cm
(37 inches). The 7000 Series 36U and 22U racks are not compatible.
•
Telco racks
•
Third-party rack cabinets that meet the following requirements:
— Standard 48.26-cm (19-inch) width
— Depth of 73.66 cm (29 inches) between front and rear RETMA rails
— Minimum 7.62 cm (3 inches) clearance between rear RETMA rails and rear
rack door to accommodate system cabling
— Front and rear doors must have a minimum of 65 percent open area to
provide adequate airflow

Space and Airflow Requirements

To enable servicing and adequate airflow, observe the following spatial requirements
when deciding where to install a Compaq branded, telco, or third-party rack:
•
Leave a minimum clearance of 63.5 cm (25 inches) in front of the rack.
•
Leave a minimum clearance of 76.2 cm (30 inches) in back of the rack.
•
Leave a minimum clearance of 121.9 cm (48 inches) from the back of the rack to
the rear of another rack or row of racks.
2-2 HP ProLiant BL p-Class System Setup and Installation Guide