有载分接开关
On-load tap-changer ( OLTC) of transformer produces electrical sparks when diverting, Therefore timely diagnosis of the sealing condition of its diverter switch oil container could prevent its oil to hurt the insulation quality of transformer.
变压器有载分接开关在切换过程中产生电弧,因此及时诊断其油室密封状况可避免该油室绝缘油对变压器绝缘性能的损害。
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