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Section 10
9
Installing surge arresters in
a box or cabinet
General installation
rules
Power supply incoming feeder via the top
Example of layout for installing the surge arrester and its associated disconnector
on different symmetrical rails (fig. 41)
Fig. 41 - example of a surge arrester installation on different symmetrical rails.
Layout for installing the surge arrester and its asociated disconnector on the same
symmetrical rail (figure 42).
Fig. 42 - example of a surge arrester installation on the same symmetrical rail.