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WARNING: Three people are required to install the system in a rack: two to lift the
system into position and one to screw it to the rack.
WARNING: Connect the system or rack to ground (earth), and ensure that a reliable
grounding path is maintained in the rack.
WARNING: Do not work on the system or connect or disconnect cables during
lightning activity.
WARNING: Be sure that circuit breakers for the power source are in the OFF position
before attaching power cables.
WARNING: Before servicing the system, turn off the power.
WARNING: Remove jewelry (including rings, necklaces, and watches) before working
on equipment that is connected to power lines. Metal objects heat up when connected
to power and ground and can cause serious burns or become welded to the terminals.
CAUTION: Evaluate the overall loading of the branch circuit before you install any
equipment into a rack.
Equipment Rack Requirements
When allocating equipment rack space, consider the following:
Make sure that your distribution rack meets basic mechanical and space requirements
and complies with conventional standards. In the United States, use the EIA-310-D
Cabinets, Racks, Panels, and Associated Equipment, September 1992 standard.
Mechanical Requirements
Follow these mechanical requirements for your rack:
Type of equipment racks recommended for the system
Number of equipment racks required to hold your current system configuration
Future expansion
Chapter 11: Installation Guidelines and Requirements
Equipment Rack Requirements
63
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