IEC-61956 Methods of test for the evaluation of water treeing in insulating materials

IEC-61956 - 1999 EDITION - CURRENT

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Prescribes methods of test for the evaluation of water treeing in polyethylene (PE) and crosslinked polyethylene (XLPE) compounds, as a means to assess their relative performance under alternating (a.c.) electric stress, in the presence of water. Two methods are described, method I covering the evaluation of insulating materials alone, and method II covering the evaluation of insulating sandwiches consisting of an insulating material in intimate contact with semiconducting screens.



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Document Number

IEC/TS 61956 Ed. 1.0 b:1999

Revision Level




Publication Date

Oct. 1, 1999

Committee Number