Juniper ACX500, Руководство по оборудованию

Страница: 99 / 265

• The rack or cabinet must have an adequate supply of cooling air. Allow a minimum of 1 meter/second
of airflow over the ACX500 indoor router.
NOTE: Depending on the ambient temperature, it might take up to 5 minutes for the router to
heat up to the operating temperature.
Table 24 on page 90 provides the required environmental conditions for normal operation of the
ACX500 indoor and outdoor routers.
Table 24: Environmental Specifications
Description Value
Altitude No performance degradation up to 3,000 ft (914.4 m)
Relative humidity Normal operation ensured in relative humidity range of 5% through 95%,
noncondensing
Temperature
•
Harsh environment: –40°F (–40°C) through 149°F (65°C), de-rate 1°C for
every 1000 ft
•
Central office environment: 23°F (–5°C) through 131°F (55°C)
•
ACX500 outdoor router with solar loading: 114.8°F (46°C)
Commercial grade SFP
temperature
•
Harsh environment: 32°F (0°C) through 122°F (50°C)
•
Central office environment: 32°F (0°C) through 104°F (40°C)
Seismic Designed to meet Telcordia Technologies Zone 4 earthquake requirements
90