Patent ID: 11909181
Assignee: ABB SCHWEIZ AG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. A compartment for a medium voltage air or gas insulated switchgear, the compartment comprising:
a plurality of walls,
wherein at least one wall of the plurality of walls comprises an external wall,
wherein the external wall comprises a first metal sheet,
wherein the external wall comprises a plurality of conductive elements,
wherein a first surface of the first metal sheet comprises an outer surface that is configured to be in thermal contact with ambient air,
wherein a second surface of the first metal sheet comprises an inner surface that is configured to be in thermal contact with air or gas within the compartment, and
wherein the plurality of conductive elements extend from the second surface of the first metal sheet into the compartment,
wherein the external wall comprises a second metal sheet,
wherein the second metal sheet is spaced from the first metal sheet,
wherein a first surface of the second metal sheet faces the second surface of the first metal sheet,
wherein the plurality of conductive elements extend from the first surface of the second metal sheet, and
wherein the plurality of conductive elements extend through a corresponding plurality of holes in the second metal sheet.