Protective plug for distributor strips

Details Protective plug for distributor strips Protective plug for distributor strips

1985-04-03

1986-10-14

Desmond, Eugene F.

Electricity: electrical systems and devices

Safety and protection of systems and devices

High voltage dissipation

339 14R, 339147R, H02H 906

Patent

active

046176020

ABSTRACT:
A protective element system includes a distributor strip and a protective element pluggable into the distributor strip. The distributor strip has a plurality of terminal posts for insulation stripping connection to electrical conductors. A plurality of upwardly open receptacle chambers are provided in an upper part of the distributor strip. In each chamber, a pair of contact springs are connected to respective terminal posts at outer sides of the respective receptacle chamber. A portion of a grounding rail projects into each of the receptacle chambers between respective contact springs in the associated chamber. The protective element includes a plug portion for insertion into a plurality of the receptacle chambers of the distributor strip. A plurality of upwardly open receptacle chambers are provided in the protective element for accommodating surge arresters. Contact springs are positioned opposite one another at outer portions of the receptacle chambers. A grounding rail projects into the receptacle chambers. The contact springs and grounding rail are connected via the plug portion to the respective contact springs and grounding rail of the respective plurality of receptacle chambers in the distributor strip in which the protective element is plugged.

REFERENCES:
patent: 4159500 (1979-06-01), Baumbach et al.
patent: 4345294 (1982-08-01), Forberg et al.

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