ASTM D115, Section 42
Dielectric Strength of Varnish
Purpose: This test is used to determine the dielectric strength and dielectric breakdown voltage of insulating materials.
Sample: Coated panels, Flat plaques
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Basic Description: The flat plaque is placed between 2 metal electrodes. AC voltage is applied to the electrodes at a frequency of 60 Hz and the voltage is slowly increased until it burns through the center of the panel.
Test Capacity: Up to 90 kV (90000 volts)
Method Publisher: https://www.astm.org/d1675-18.html
Keywords:
- Dielectric Breakdown Voltage
- Dielectric Strength
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