Table 21: EX Series Switch Environmental Tolerances (continued)
Environment Tolerance
Switch or
device SeismicTemperatureRelative HumidityAltitude
Complies with Zone
4 earthquake
requirements as per
GR-63, Issue 4.
•
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)
Normal operation ensured
in the relative humidity
range 10% through 85%
(noncondensing)
No performance
degradation up to
10,000 feet
(3048 meters)
EX4550
Complies with Zone
4 earthquake
requirements per
NEBS GR-63-CORE,
Issue 4.
•
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)
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.
No performance
degradation to
6,562 feet
(2000 meters)
EX4600
Complies with Zone
4 earthquake
requirements as per
GR-63, Issue 4.
Normal operation is ensured
in the temperature range
32° F (0° C) through 104°
F (40° C)
Normal operation ensured
in the relative humidity
range 10% through 85%
(condensing)
No performance
degradation to
6,000 feet
(1829 meters)
EX4650
Complies with Zone
4 earthquake
requirements as per
GR-63, Issue 4.
Normal operation is ensured
in the temperature range
32° F (0° C) through 104°
F (40° C)
Normal operation ensured
in the relative humidity
range 10% through 85%
(noncondensing)
No performance
degradation up to
10,000 feet
(3048 meters)
EX6210
106
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