Table of Contents
Technical Specifications
Technical Specifications
This appendix lists the switch technical specifications in Table A-1 to Table A-5. The regulatory agency approvals are in Table A-6.
Table A-1 Switch Environmental and Physical Specifications
|
Environmental Ranges |
Operating temperature
|
32 to 113° F (0 to 45° C)
|
Storage temperature
|
-13 to 158° F (-25 to 70° C)
|
Relative humidity
|
10 to 85% (noncondensing)
|
Operating altitude
|
Up to 10,000 ft (3049 m)
|
Storage altitude
|
Up to 15,000 ft (4573 m)
|
|
Physical Specifications |
Weight
|
Catalyst 3550-12T and 3550-12G: 16 lb (7.26 kg)
Catalyst 3550-24: 11 lb (5 kg)
Catalyst 3550-24-DC and 3550-24-FX:
10.5 lb (4.8 kg)
Catalyst 3550-24PWR: 14 lb (6.35 kg)
Catalyst 3550-48: 13 lb (5.9 kg)
|
|
Physical Specifications |
Dimensions (H x D x W)
|
Catalyst 3550-12T and 3550-12G:
2.63 x 15.9 x 17.5 in. (6.68 x 40.39 x 44.45 cm)
Catalyst 3550-24 and 3550-24-DC:
1.75 x 14.4 x 17.5 in. (4.45 x 36.58 x 44.45 cm)
Catalyst 3550-24-FX and 3550-48:
1.75 x 16.25 x 17.5 in. (4.45 x 41.28 x 44.45 cm)
Catalyst 3550-24PWR:
1.73 x 17.35 x 17.5 in. (4.4 x 44 x 44 cm)
|
|
Table A-2 Power Requirements for the Catalyst 3550-12T, 3550-12G, 3550-24, 3550-24-FX, and 3550-48 Switches
|
Power Requirements |
AC input voltage
|
Catalyst 3550-12T and 3550-12G:
100 to 127/200 to 240 VAC (autoranging)
2.0 A/1.0 A, 50 to 60 Hz
Catalyst 3550-24, 3550-24-FX, and 3550-48:
100 to 127/200 to 240 VAC (autoranging)
1.6 A/0.9 A, 50 to 60 Hz
|
DC input voltages for RPS 300
|
Catalyst 3550-12T and 3550-12G:  +12 V @13 A
Catalyst 3550-24:  +12 V @8.5 A
Catalyst 3550-24-FX:  +12 V @8.5 A
Catalyst 3550-48:  +12 V @13 A
|
|
Power Requirements |
DC input voltages for RPS 675
|
 +12 V @25 A
|
Power consumption
|
Catalyst 3550-12T and 3550-12G: 190 W, 650 Btus per hour
Catalyst 3550-24: 65 W, 222 Btus per hour
Catalyst 3550-24-FX: 85 W, 290 Btus per hour
Catalyst 3550-48: 110 W, 375 Btus per hour
|
|
Table A-3 Power Requirements for the Catalyst 3550-24PWR Switch
|
Power Requirements |
AC input voltage
|
100 to 127/200 to 240 VAC (autoranging)
5.5A/2.8 A, 50 to 60 Hz
|
DC input voltages for RPS 300
|
 +12 V@7.5 A,  -48V@7.8 A
|
DC input voltages for RPS 675
|
 +12 V @25 A,  -48V@7.8 A
|
Power consumption
|
525 W, 1790 Btus per hour
|
|
Table A-4 Power Requirements for the Catalyst 3550-24-DC
|
Power Requirements |
Power consumption
|
55 W, 190 Btus per hour
|
DC input voltage
|
-36 to -72 VDC
|
DC input voltages for RPS 675
|
 +12 V @13 A
|
Wire gauge for power connection
|
18 AWG (6 AWG for protective earth)
|
Branch circuit protection
|
5 A
|
|
Table A-5 Fiber-Port Specifications for Catalyst 3550-24-FX Switches
|
Fiber-Port Power Levels |
|
Optical transmitter wavelength
|
1300 nm1
|
Optical receiver sensitivity for 50/125-micron cabling
|
-33.5 to -11.8 dBm2
|
Optical receiver sensitivity for 62.5/125-micron cabling
|
-33.5 to -11.8 dBm
|
Optical transmitter power for 50/125-micron cabling
|
-23.5 to -14 dBm
|
Optical transmitter power for 62.5/125-micron cabling
|
-20 to -14 dBm
|
|
|
nm = nanometers
dBm = decibel milliwatt |
Table A-6 Catalyst 3550 Switch Agency Approvals
|
Safety |
EMC |
UL to UL 60950, Third Edition
|
FCC Part 15 Class A
|
c-UL to CAN/CSA -C22.2 No. 60950-00, Third Edition
|
EN 55022 Class A (CISPR 22 Class A)
|
TUV/GS to EN 60950:2000
|
VCCI Class A
|
CB to IEC 60950 with all country deviations
|
AS/NZS 3548 Class A
|
NOM to NOM-019-SCFI
|
BSMI
|
CE Marking
|
CE Marking
|
NEBS1
|
EN55024
|
Bellcore GR-1089-CORE
|
EN50082-1
|
Bellcore GR-63-CORE
|
|
Bellcore GR-1089-CORE
|
|
|
|
Only Catalyst 3550-24-DC switch |
Posted: Mon Feb 9 09:04:54 PST 2004
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