32
Brocade 7500 Extension Switches Hardware Reference Manual
53-1000026-04
Weight and physical dimensions
A
•
3 fan assemblies containing two fans each. The fans have two speeds, which are set
automatically and cannot be modified. They default to high speed upon boot, then switch to
low speed as Fabric OS comes online, returning to high speed only as required.
Weight and physical dimensions
lists the weight and dimensions of the Extension Switch.
Facility requirements
To ensure correct operation of the Extension Switch, the facility where the Extension Switch is in
use must meet the following requirements:
•
Electrical:
-
Primary AC input 100-240 VAC (Extension 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 Extension Switch nameplate.
-
Electrical interference must be less than the levels stated in the standards listed in
on page 35, under “Immunity.”
•
Thermal:
-
A minimum air flow of 56.5 cu ft/min (96 cu m/hr) available in the immediate vicinity of
the Extension Switch. (Air flows from the nonport side to the port side.)
-
Ambient air temperature must not exceed 40
°
C (104
°
F) while the Extension Switch is
operating.
•
Environmental: Specifications are listed in
•
Cabinet:
-
Cabinet space of one rack unit in a 19-in. cabinet.
-
All equipment in cabinet must be grounded through a reliable branch circuit connection.
-
The additional weight of the Extension Switch must not exceed the cabinet’s weight limits.
-
The cabinet must be secured to ensure stability in case of unexpected movement.
TABLE 6
Physical specifications
Dimension
Value
Height
1U = 42.44 mm (1.67 in.)
Depth
635mm (25.0 in.)
Width
429 mm (16.89 in.)
Weight (with two power supplies and three fan
assemblies installed)
12.43 kg (27.4 lbs)
