Surge protection assembly and method for electrical switchng apparatus
AssigneeEaton Corporation
InventorsJAMES L. LAGREE, DOUG J. CAROLAN
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Abstract
An electrical switching apparatus includes a plurality of poles each comprising separable contacts, an operating mechanism structured to open and close the separable contacts and to trip open the separable contacts in response to a fault condition, and a housing enclosing the separable contacts. The housing includes an interior, an exterior, and a plurality of receptacles extending from the exterior toward the interior. A surge protection assembly includes a plurality of modules, wherein each of the modules is removably disposed in a corresponding one of the receptacles of the housing. Each of the modules provides independent surge protection for a corresponding one of the poles of the electrical switching apparatus.
Claims20
An electrical switching apparatus comprising:
- a plurality of poles each comprising separable contacts;
- an operating mechanism structured to open and close said separable contacts and to trip open said separable contacts in response to a fault condition;
- a housing enclosing said separable contacts, said housing including an interior, an exterior, and a plurality of receptacles extending from the exterior toward the interior;
- and
- a surge protection assembly comprising a plurality of modules,
- wherein each of said modules is removably disposed in a corresponding one of said receptacles of said housing, and
- wherein each of said modules provides independent surge protection for a corresponding one of the poles of said electrical switching apparatus.
A method of providing surge protection for an electrical switching apparatus including a plurality of poles, the method comprising:
- providing said electrical switching apparatus with a housing having an interior, an exterior, and a plurality of receptacles extending from the exterior toward the interior,
- providing a surge protection assembly comprising a plurality of modules, and
- inserting each of said modules into a corresponding one of said receptacles to provide independent surge protection for each of said poles of the electrical switching apparatus.
Dependencies are inferred from the claim text.