Facility requirements
53
Specifications
Facility requirements
To ensure correct operation of the switch, the facility where the
switch is in use must meet the following requirements:
◆ Electrical:
• Primary AC input 100-240 VAC (switch autosenses input
voltage), 47-63 Hz
• Correctly wired primary outlet, protected by a circuit breaker
and grounded in accordance with local electrical codes
• Adequate supply circuit, line fusing, and wire size, as
specified by the electrical rating on the switch nameplate
• Electrical interference must be less than the levels stated in the
standards listed in Table 8 on page 56.
◆ Thermal:
• Air flows from the nonport side to the port side. A minimum
air flow of 47 cu ft/min (79.8 cu m/hr) available in the
immediate vicinity of the switch
• Ambient air temperature must not exceed 40º C (104º F) while
the switch is operating
◆ Environmental: Specifications are listed in Table 6 on page 55.
◆ Cabinet:
• Cabinet space of 2U in a EIA 19-in. cabinet
• All equipment in cabinet must be grounded through a reliable
branch circuit connection
• The additional weight of the switch must not exceed the
cabinet’s weight limits
• The cabinet must be secured to ensure stability in case of
unexpected movement