Intel 100BASE-T4 manual Installing, Express Hub, Requirements

2	Installing the
	Express Hub

Requirements

Rack installation	Standard 19-in. (48.26 cm.) EIA equipment rack
requirements	1.5 EIA rack-mount spaces available for each
	hub
Table and shelf	Approximately 13.25-in. (33.66 cm.) by 19.25-in.
installation requirements	(48.90 cm.) area on a level tabletop or shelf
	Support for at least 10 lbs. (4.5 kg.) per hub with
	filler panels installed in expansion and media
	adapter slots
	Support for at least 12.3 lbs. (5.6 kg.) per hub
	with an NMM and an uplink module installed
Temperature	Ambient temperature between 5° C and 40° C
	(41° F and 104° F)
	No nearby heat sources such as direct sunlight,
	warm air exhausts, or heaters
Humidity	Between 5% and 85%, noncondensing
Ventilation	Minimum 2 in. (5.08 cm.) on all sides for cooling
	and adequate airflow in room or wiring closet
Operating conditions	At least 6 ft. (1.83 m.) from nearest source of
	electromagnetic noise (such as a photocopier)
Service access	Minimum 12 in. (30.48 cm.) front and rear for
	AC disconnect, service access and maintenance
	access
	Front and rear clearance for cables and wiring
	hardware such as punchdown blocks
Wiring hardware	Wiring hardware, such as punchdown blocks or
	patch panels, in place before installing the hub
Power	Adequate power source within 6 ft. (1.83 m.)

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