Konservierungstank für einen Transformatortank

Details

Veröffentlichungs-Nr.

EP4726750

Anmeldetag

11. Oktober 2024

Veröffentlichung

15. April 2026

Rechtsraum

EP

IPC

H01F27/14

Abstract

There is provided a conservator tank (100) for a transformer tank (200) comprising a housing (10) with a magnetic inner surface (11), which houses an insulation oil (20) inside the housing (10). The conservator tank (100) further comprises a rubber bag (30) with an upper part (31) facing away from the insulation oil (20), and a lower part (32) opposite the upper part (31) facing towards the insulation oil (20). The rubber bag (30) further has a first peripheral side (33) arranged between the upper part (31) and the lower part (32) and a second peripheral side (34) arranged between the upper part (31) and the lower part (32) opposite the first peripheral side (33). The rubber bag (30) is configured to inflate or deflate inside the housing (10), such that the lower part (32) contacts and immerses into an oil surface (21) of the insulation oil (20). The rubber bag (30) has a rubber layer (35) with a first magnetic fastening element (36) arranged on the upper part (31), wherein the first magnetic fastening element (36) is configured to be attached to the magnetic inner surface (11) in a mounted state of the rubber bag (30).

Anmelder

Firma

Hitachi Energy Ltd

Land

🇨🇭 Schweiz