3Com SuperStack 3 4900 SX Getting Started Manual page 45

C
Physical Dimensions
Environmental Requirements
Operating Temperature
Storage Temperature
Operating Humidity
Standards
Safety
Agency Certifications
EMC
Emissions
Immunity
Heat Dissipation
Power Supply
AC Line Frequency
Input Voltage Options
Current Rating
Standards Supported
T
ECHNICAL
Height: 65.8 mm (2.59 in.) x Width: 440 mm (17.3 in.) x Depth: 368.4 mm
(14.5 in.). Weight: 6.6 Kg (14.55 lbs)
0 ° to 40 °C (32 ° to 104 °F)
–40 ° to +70 °C (–8 ° to 158 °F)
10–95% relative humidity, non-condensing
EN60068 to 3Com schedule (Package testing: paras 2.1, 2.2, 2.30, and 2.32.
Operational testing: paras 2.1, 2.2, 2.30 and 2.13).
UL 1950, EN60950, CSA 22.2 No. 950, IEC 60950, IEC 825-1, EN 60825-1
CISPRR 22 Class A, EN55022 Class A, FCC Part 15 Subpart B Class A,
ICES-003 Class A, VCCI Class A, AS/NZS 3548 Class A, CNS 13438 Class A,
EN61000-3-2
EN 55024
250 watts maximum (850 BTU/hour maximum)
50/60 Hz
90–240 VAC
3 A (amps ) (maximum)
SNMP:
SNMP protocol (RFC 1157)
MIB-II (RFC 1213)
Bridge MIB (RFC 1493)
RMON MIB II (RFC 2021)
Remote Monitoring MIB (RFC 1557)
MAU MIB (RFC 2239)
S
PECIFICATIONS
Terminal Emulation:
Telnet (RFC 854)
Protocols Used for Administration:
UDP (RFC 768)
IP (RFC 791)
ICMP (RFC 792)
TCP (RFC 793)
ARP (RFC 826)
TFTP (RFC 783)