Service manual

1
Switch Specifications
1-7
General Information
Physical
Characteristics
Dimensions:
Height: 4.1 centimeters (1.6 inches) or 1 rack unit
Width: 19.9 centimeters (7.8 inches)
Depth: 33.3 centimeters (13.1 inches), plus 6.1 centimeters
(2.4 inches) for external power supplies
Weight: 4.0 kilograms (8.8 pounds)
Power requirements:
Input voltage: 100 to 240 VAC
Input current: 3.5 amps at 208 VAC
Input frequency: 50 to 60 Hz
Heat dissipation:
42 watts (143 BTUs/hr)
Cooling airflow clearances (switch chassis):
Right and left side: 1.3 centimeters (0.5 inches)
Front and rear: 7.6 centimeters (3.0 inches)
Top and bottom: No clearance required
Shock and vibration tolerance:
60 Gs for 10 milliseconds without nonrecoverable errors
Acoustical noise:
70 dB “A” scale
Inclination:
10
0
maximum
Storage and Shipping
Environment
Protective packaging must be provided to protect the switch under
all shipping methods (domestic and international).
Shipping temperature:
-40
0
F to 140
0
F (-40
0
C to 60
0
C)
Storage temperature:
34
0
F to 140
0
F (1
0
C to 60
0
C)