Surge arrester

Electricity: electrical systems and devices – Safety and protection of systems and devices – High voltage dissipation

Patent

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Details

361128, 337 28, 338 21, H02H 904

Patent

active

049624407

ABSTRACT:
A surge arrester comprises a plurality of cylindrical arrester elements (11) of metal oxide varistor material which are arranged, with confronting end surfaces, between two end electrodes (13) in an elongated protective housing (10) which is resistant to deformation under the operating conditions for the surge arrester. The housing is of cross-linked HD polyethylene and is shrunk onto the envelope surfaces of the arrester elements and onto envelope surfaces on heat-absorbing metallic bodies (12) arranged between the arrester elements.

REFERENCES:
patent: 3665255 (1972-05-01), Jakszt et al.
patent: 4276578 (1981-06-01), Levinson et al.
patent: 4404614 (1983-09-01), Koch et al.

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