Table 20: EX Series Switch Environmental Tolerances
(Continued)
Switch or
device
Environment Tolerance
Altitude
Relative Humidity
Temperature
Seismic
EX4550
No performance
degradation up to
10,000 feet
(3048 meters)
Normal operation
ensured in the relative
humidity range 10%
through 85%
(noncondensing)
•
EX4550-32F switches
— Normal operation
ensured in the
temperature range 32°
F (0° C) through 113°
F (45° C)
•
EX4550-32T switches
— Normal operation is
ensured in the
temperature range 32°
F through 104° F
(40° C)
Complies with
Zone 4
earthquake
requirements as
per GR-63, Issue
4.
EX4600
No performance
degradation to
6,562 feet
(2000 meters)
Normal operation
ensured in the relative
humidity range 5%
through 90%,
noncondensing
•
Short-term
operation ensured in
the relative humidity
range 5% through
93%, noncondensing
NOTE: As defined in
NEBS GR-63-CORE,
Issue 4, short-term
events can be up to
96 hours in duration
but not more than
15 days per year.
•
Normal operation
ensured in the
temperature range 32°
F (0° C) through 113°
F (45° C)
•
Nonoperating storage
temperature in
shipping container: –
40° F (–40° C)
through 158° F
(70° C)
Complies with
Zone 4
earthquake
requirements per
NEBS GR-63-
CORE, Issue 4.
41