3Com 3CR17561-91-US Getting Started Guide - Page 118

Switch 4500 PWR (50 Port

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118 APPENDIX C: TECHNICAL SPECIFICATIONS Switch 4500 PWR (50 Port) Physical Dimensions Environmental Requirements Operating Temperature Storage Temperature Operating Humidity Standards Safety Agency Certifications EMC Emissions Immunity Power Consumption Heat Dissipation Power Supply AC Line Frequency Input Voltage Current Rating DC Input Voltage Current Rating Characteristics Height: 44 mm (1.7 in.) x Width: 440 mm (17.3 in.) x Depth: 274 mm (10.8 in.) Weight: 4.7kg (10.9 lbs) 0 ° to 40 °C (32 ° to 104 °F) -10 ° to +70 °C (14 ° to 158 °F) 95% 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). UL60950, EN60950, CSA 22.2 No. 60950, IEC 60950 CISPR 22 Class A, EN55022 Class A, FCC Part 15 Subpart B Class A, ICES-003 Class A, VCCI Class A, EN61000-3-2, EN61000-3-3 EN 55024 70 watts maximum (not including PoE load) 240 BTU/hour maximum (not including PoE load) 50/60Hz 100-240 VAC 7.0A (amps) maximum (at maximum PoE load) -53 - -55 VDC 19.5A (amps) maximum (at maximum PoE load) SELV (Safety Extra Low Voltage), isolated from earth according to requirements of IEEE-Std 802.3af

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118
A
PPENDIX
C: T
ECHNICAL
S
PECIFICATIONS
Switch 4500 PWR (50 Port)
Physical Dimensions
Height: 44 mm (1.7 in.) x Width: 440 mm (17.3 in.) x Depth: 274 mm (10.8 in.)
Weight: 4.7kg (10.9 lbs)
Environmental Requirements
Operating Temperature
0 ° to 40 °C (32 ° to 104 °F)
Storage Temperature
–10 ° to +70 °C (14 ° to 158 °F)
Operating Humidity
95% non-condensing
Standards
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).
Safety
Agency Certifications
UL60950, EN60950, CSA 22.2 No. 60950, IEC 60950
EMC
Emissions
CISPR 22 Class A, EN55022 Class A, FCC Part 15 Subpart B Class A,
ICES-003 Class A, VCCI Class A,
EN61000-3-2, EN61000-3-3
Immunity
EN 55024
Power Consumption
70 watts maximum (not including PoE load)
Heat Dissipation
240 BTU/hour maximum (not including PoE load)
Power Supply
AC
Line Frequency
50/60Hz
Input Voltage
100-240 VAC
Current Rating
7.0A (amps) maximum (at maximum PoE load)
DC
Input Voltage
-53 - -55 VDC
Current Rating
19.5A (amps) maximum (at maximum PoE load)
Characteristics
SELV (Safety Extra Low Voltage), isolated from earth according to requirements
of IEEE-Std 802.3af