Elbow connector w/arrester can be provided high-voltage lightning and switching surge protection of transformers, cable, equipment and other components typically located on power distribution systems.

SPE type arrester at any style of grounding neutral way, special surge and explosion-prevent apparatus of arrester should provided a functional reliability for power distribution system when offering hitch of current from thunder lighting and operating.

Stress release apparatus of arrester should not offer hitch between current of hitch 800A and 16kA.