| 摘要 |
<p>PROBLEM TO BE SOLVED: To simplify a terminal part structure and to eliminate oil disposal work for an elephant chamber at a site after delivery by providing a slip-on type cable head wherein a transformer main body and an external cable are connected to the elephant chamber while air-tight penetration is allowed. SOLUTION: An elephant chamber 3 is provided, like a protruded object, on a side wall of a tank 1 where a transformer main body is housed, with the elephant chamber 3 communicating with the tank 1. To the tank 1, a conservator 8 for the main body and a pressure release device 9 for the main body are attached, and a pressure release piping 12 is connected to it. Meanwhile, at the lower part of the elephant chamber 3, a slip-on type cable head 13 of 3-phase is attached. Relating to the slip-on type cable head 13, a guide tube of cylinder shape, an intermediate bracket and an insulation seat are, in this order, connected in air-tight, and a fixing terminal is attached in air-tight to the open end part of a porcelain tube.</p> |
