What are transformer oil BDV test standards and how to meet them?
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กันยายน 15, 2025 เวลา 8:33 am by Alberico Monicelli
IEC 60156 requires BDV ?60-70 kV for new oils. Used oils often fall below. GlobeCore vacuum dehydrators and filters restore dielectric strength by removing water, dissolved gases, and sludge.