Power distribution transformer and tank therefor
AssigneesHitachi Industrial Equipment Systems Co., Ltd., Nippon Steel & Sumikin Stainless Steel Corporation
InventorsMasao Hosokawa, Mitsuaki Kawashima, Kazuyuki Fukui, Kouji Yamashita, Izumi Muto, Eiichiro Ishimaru, Hiroshige Inoue
Life of this patent
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Abstract
Disclosed is a power distribution transformer having a body of the transformer, the body consisting of a coil and an iron core; a tank containing the body of the transformer and an insulation substance which fills an inner space of the tank; and an upper lid of the tank. The tank and/or the upper lid is made of a ferritic stainless steel.
Claims57
A power distribution transformer comprising a body of the transformer, the body consisting of a coil and an iron core;
- a tank containing the body of the transformer and an insulation substance which fills an inner space of the tank;
- and
- an upper lid of the tank,
- wherein the tank is made of a ferritic stainless steel.
A power distribution transformer comprising a body of the transformer, the body consisting of a coil and an iron core;
- a tank containing the body of the transformer and an insulation substance which fills an inner space of the tank;
- and
- an upper lid of the tank,
- wherein the upper lid is made of a ferritic stainless steel.
A tank of a power distribution transformer, in which a body of the transformer, the body consisting of a coil and an iron core, is contained, and an insulation substance is filled in the inner chamber of the tank containing body of the transformer, wherein the tank is made of a ferritic stainless steel.
Dependencies are inferred from the claim text.