Garton-Daniels and Keystone lightning protective apparatus. (1921)
Electric Service Supplies Co. · Electric Service Supplies Co. · leaf 17
. See page 42 of this bulletin for listing of ground fittings. Inspection No inspection of an Expulsion Arrester other than a visual inspection fromthe ground is necessary. Being entirely self-contained one can see at a glancewhether it is in good condition or not. This is a decidedly good feature,… … Expulsion Type Lightning Arrester, Showing General Appearance and Internal Construction Keystone expulsion type lightning arresters have been designed to fill thedemand existing for a relatively inexpensive lightning arrester, an arrester thatis self-contained, one that is easy to install and…
Lightning arresters · Ligtning protection for buildings · Lightning protection for structures · Lightning protection surge arresters and suppressors · Medium-voltage lightning arresters
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