Справочник Пользователя для Nortel Networks AN/DC
Installing the ANH-8/DC
312410-A Rev 00
2-5
Verifying Site Requirements
Verify that your installation meet the requirements listed in this section.
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Space Requirements
The installation site must provide a certain amount of free space around the
ANH-8/DC to dissipate heat. Install the ANH-8/DC in a space that meets these
specifications:
ANH-8/DC to dissipate heat. Install the ANH-8/DC in a space that meets these
specifications:
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Width: 19.25 in. (48.9 cm)
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Minimum depth: 17.25 in. (43.8 cm)
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Depth for servicing: 26.25 in. (66.7 cm)
Electrical Requirements
The installation site must provide an isolated power source that meets these
electrical specifications:
electrical specifications:
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Input voltage of -48.0 or -60.0 volts DC
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1.5 amperes (A) input current under full load at -38.0 VDC input
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Reinforced insulation from the main AC power
We recommend the use of #16 AWG cables between the AN/DC and the power
source to minimize voltage drop. When measuring the cable run, be certain to
include both the input and return cables.
source to minimize voltage drop. When measuring the cable run, be certain to
include both the input and return cables.
Note:
The AN/DC should be installed only in dedicated equipment rooms
where access is limited to qualified service personnel.