3Com 1000BASE-SX Environmental Requirements, Physical Specifications, Power Specifications

2-Port 1000BASE-SX and 2-Port 1000BASE-LX Gigabit Ethernet Interface Modules Quick Start Guide 17

Environmental Requirements

Operating temperature	0 to 50 °C (32 to 122 °F)
Operating humidity	10% to 90% relative humidity, noncondensing
Storage temperature	–30 to 70 °C (–22 to 158 °F)
Storage humidity	10% to 95% relative humidity, noncondensing

Physical Specifications

Module	Dimensions	Weight
1000BASE-SX	2.54 cm x 38.81 cm x 33.50 cm	1.81 kg
(3CB9LG2MC)	1 in. x 15.28 in. x 13.19 in.	4.85 lb
1000BASE-LX	2.54 cm x 38.81 cm x 33.50 cm	1.81 kg
(3CB9LG2SC)	1 in. x 15.28 in. x 13.19 in.	4.85 lb

Power Specifications

Voltage	Minimum	Maximum	Current
+5 V	4.75 V	5.25 V	1 A
+3.3 V	3.14 V	3.47 V	4.54 A
+12 V	11.4 V	12.6 V	0.125 A

Regulatory Compliance

Safety		Emissions
■ CSA 22.2 No. 950		■	FCC 47 CFR Part 15 Class A
■	EN60950	■	ICES003 Class A
■	IEC950	■	VCCI Class 1
■	UL1950	■	EN55022 Class A
		■	EN50082-1
		■	AS3548
		■ CISPR 22 Class A