公开(公告)号：US20250007255A1

公开(公告)日：2025-01-02

申请号：US18750391

申请日：2024-06-21

Applicant: ABB Schweiz AG

Inventor： Terje Thingstad Pettersen ,  Magnus Bjerkely ,  Björn Lindqvist

IPC: H02B13/045

Abstract: A metal enclosure for electrical switchgear, the metal enclosure is configured to be pressurized above atmospheric pressure, the metal enclosure including: metal walls sealing a volume for accommodating the electrical switchgear, the metal walls including a first metal wall arranged opposite a second metal wall, wherein the second metal wall includes elongated pockets on the inside face of the second metal wall, and metal beams arranged and attached in the elongated pockets, the metal beams are configured to strengthen the structural integrity of the second metal wall, a plane of the inside face of the second metal wall is substantially aligned with a plane of a surface of the metal beams that faces inside the metal enclosure.