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Table of Contents

Technical Specifications

Technical Specifications

Table A-1, Table A-2, Table A-3, and Table A-4 list the technical specifications for the Catalyst 2950 switches. Table A-5 and Table A-6 list the regulatory agency approvals.


Table A-1: Technical Specifications for Catalyst 2950-12, 2950-24, 2950C-24, and 2950T-24 Switches

Environmental Ranges

Operating temperature

32 to 113°F (0 to 45°C)

Storage temperature

-13 to 158°F (-25 to 70°C)

Operating humidity

10 to 85% (noncondensing)

Operating altitude

Up to 10,000 ft (3000 m)

Storage altitude

Up to 15,000 ft (4570 m)

Power Requirements

AC input voltage

100 to 127/200 to 240 VAC
(autoranging) 50 to 60 Hz

DC input voltages

+12V

@4.5A

Power consumption

30W (maximum)

102 Btus per hour

Physical Dimensions

Weight

6.5 lb (3 kg)

Dimensions
(H x W x D)

1.72 x 17.5 x 9.52 in.
(4.36 x 44.45 x 24.18 cm)


Table A-2: Technical Specifications for Catalyst 2950G-12-EI, 2950G-24-EI, and 2950G-48-EI Switches
Catalyst 2950G-12-EI and 2950G-24-EI Switches Catalyst 2950G-48-EI Switch

Environmental Ranges

Operating temperature

32 to 113°F
(0 to 45°C)

32 to 113°F
(0 to 45°C)

Storage temperature

-13 to 158°F
(-25 to 70°C)

-13 to 158°F
(-25 to 70°C)

Operating humidity

10 to 85% (noncondensing)

10 to 85% (noncondensing)

Operating altitude

Up to 10,000 ft (3000 m)

Up to 10,000 ft (3000 m)

Storage altitude

Up to 15,000 ft (4570 m)

Up to 15,000 ft (4570 m)

Power Requirements

AC input voltage

100 to 127/200
to 240 VAC (autoranging)
50 to 60 Hz

100 to 127/200
to 240 VAC (autoranging)
50 to 60 Hz

DC input voltage

+12V

@4.5A

+12V

@4.5A

Power consumption

30W (maximum)

102 Btus per hour

45W (maximum)

154 Btus per hour

Physical Dimensions

Weight

6.5 lb (3 kg)

10.5 lb (4.8 kg)

Dimensions
(H x W x D)

1.72 x 17.5 x 9.52 in.
(4.36 x 44.45 x 24.18 cm)

1.72 x 17.5 x 13 in.
(4.36 x 44.45 x 33.02 cm)


Table A-3: Technical Specifications for Catalyst 2950G-24-EI-DC Switch

Environmental Ranges

Operating temperature

32 to 113°F (0 to 45°C)

Storage temperature

-13 to 158°F (-25 to 70°C)

Operating humidity

10 to 85% (noncondensing)

Operating altitude

Up to 10,000 ft (3000 m)

Storage altitude

Up to 15,000 ft (4570 m)

Power Requirements

Power consumption

100W

DC input voltage

-36 to -72 VDC

Wire gauge for power connection

12 or 14 AWG1 (6 AWG for protective earth)

Branch circuit protection

5A

Physical Dimensions

Weight

6.5 lb (3 kg)

Dimensions
(H x W x D)

1.72 x 17.5 x 9.52 in.
(4.36 x 44.45 x 24.18 cm)

1AWG = American Wire Gauge

Table A-4: Fiber-Port Specifications for Catalyst 2950C-24 Switches

Fiber-Port Power Levels

Optical transmitter wavelength

1300 nm1

Optical receiver sensibility

-14 dBm2

Optical transmitter power

-19 to -14 dBm

Transmit

-19 to -14 dBm

1nm = nanometers
2dBm = decibel milliwatt


Table A-5: Catalyst 2950 Switch Agency Approvals
Safety EMC

UL 1950/CSA 22.2 No. 950

FCC Part 15 Class A

IEC 60950/EN 60950

EN 55022: 1998 (CISPR22) Class A

AS/NZS 3260, TS001

EN 55024: 1998 (CISPR24)

CE

VCCI Class A

AS/NZS 3548 Class A

CE

CNS 13438 Class A

MIC


Table A-6: Catalyst 2950G-24-EI-DC Switch Agency Approvals
NEBS

Bellcore GR-1089-CORE

Bellcore GR-63-CORE

Bellcore SR-3580 Level 3


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Posted: Mon Dec 17 18:37:05 PST 2001
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