66 Chapter 5 Multiservice Switch 7460 installation
NN10600-175 6.1S2
Figure 14
Floor space requirements for a seismic cabinet
Seismic protection
Seismic protection features described in this section meet the Zone 4 seismic
requirements of Telcordia NEBS GR-63-CORE.
To provide seismic protection for your device, you must anchor the cabinet to
the floor using either an outside-mount anchoring kit or an inside-mount
anchoring kit. You must also install seismic hardware inside the cabinet.
a minimum service
clearance of 24 in.
(60 cm) is required
36 in.
24 in.
175
°
175°
(60 cm)
(90 cm)
31 in.
(80 cm)
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