ASTM D2413用液体介质浸渍的绝缘纸和纸板的制备与电试验的试验方法
日期:2012-02-10 10:49
ASTM D2413Standard Practice for Preparation of Insulating Paper and Board Impregnated with a Liquid Dielectric
ASTM D2413用液体介质浸渍的绝缘纸和纸板的制备与电试验的试验方法
Dissipation Factor and Relative PermittivityKnowledge of these properties is important in the design of electrical equipment such as cables, transformers, insulators, etc. The numerical product of these two properties of a dielectric system is proportional to the energy loss converted to heat, and is called its loss index (s
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