AC vs DC Test Method Helper

1. Test object type

XLPE / extruded cable Paper / oil-impregnated cable Cable sheath HVDC project equipment Surge arrester Porcelain / polymer insulator Power transformer (AC) Generator / motor winding

2. Rated voltage (line-to-line)

≤ 35 kV (MV) 36 – 150 kV (HV) 150 – 500 kV (EHV) > 500 kV / UHV / HVDC

3. Test context

New installation acceptance Aged / in-service diagnostic Factory acceptance (FAT) Research / development

Calculating...

This helper applies the major IEC and IEEE standards governing AC and DC withstand testing of high-voltage apparatus. Project specifications, utility internal standards and national legislation may add further constraints — always cross-check against the customer specification.