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link 30.10.2007 8:35 |
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Subject: Ir Ir - ?Bushings with a conductor drawn into the central tube shall be assembled with an appropriate conductor, the cross-section of which shall conform with Ir. When the transformer oil is in communication with the bushing central tube, the oil level shall not exceed one-third of the height of the external part. заранее спасибо |
| inner radius? |
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