3Com Hub 1000 SX manual Specifications, Physical Dimensions, Environmental Operating Ranges

B

SPECIFICATIONS

This appendix lists the specifications for the SuperStack II Hub 1000 SX.

Physical Dimensions

Height:	4.37 cm (1.72 in.)
Width:	43.94 cm (17.3 in.)
Depth:	30.48 cm (12 in.)
Weight:	5.5 kg (12 lb)

Environmental Operating Ranges

Operating temperature: 0˚ to 50 ˚C (32˚ to 122 ˚F)

Storage temperature:	–30˚ to 60 ˚C (–22˚ to 140 ˚F)
Operating humidity:	10% to 90% relative humidity, noncondensing
Storage humidity:	10% to 95% relative humidity, noncondensing
Electrostatic discharge:	Does not exceed 25 kV
Operating altitude:	–300 to 3000 meters (–296 to 9840 ft)
Power Requirements
AC input voltage:	90–264 V; 115–230 V nominal
Input frequency range:	47–63 Hz, single phase AC
Inrush current:	40 A peak maximum at cold start for half cycle
	at any rated input voltage; no damage to the
	supply from repeated on/off/on cycles under hot
	or cold conditions
AC input isolation:	Between primary and secondary circuits: 3000 V
	Between primary circuit and chassis: 1500 V
Power consumption:	65 W maximum
Heat output:	90 BTU/hr
Fuse:	Fast-blow, 250 VAC, 3.15 A, high
	breaking capacity