Technical Documentation

Environmental Requirements and Specifications for EX Series Switches

The switch must be installed in a rack or cabinet housed in a dry, clean, well-ventilated, and temperature-controlled environment.

Ensure that these environmental guidelines are followed:

  • The site must be as dust-free as possible, because dust can clog air intake vents and filters, reducing the efficiency of the switch cooling system.
  • Maintain ambient airflow for normal switch operation. If the airflow is blocked or restricted, or if the intake air is too warm, the switch might overheat, leading to the switch temperature monitor shutting down the switch to protect the hardware components.

Table 1 provides the required environmental conditions for normal switch operation.

Table 1: EX Series Switch Environmental Tolerances

Description

Tolerance

Altitude

No performance degradation to 10,000 feet (3048 meters)

Relative humidity

Normal operation ensured in relative humidity range of 10% through 85%, noncondensing

Temperature

  • EX2200, EX3200, EX4200, and EX4500 switches: Normal operation ensured in temperature range of 32° F through 113° F (0° C through 45° C)
  • EX8208 and EX8216 switches: Normal operation ensured in temperature range of 32° F through 104° F (0° C through 40° C)

Seismic

Complies with Zone 4 earthquake requirements as per GR-63, Issue 3.

Note: Install EX Series switches only in restricted areas, such as dedicated equipment rooms and equipment closets, in accordance with Articles 110–16, 110–17, and 110–18 of the National Electrical Code, ANSI/NFPA 70.


Published: 2010-05-27

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