Cover DIN VDE 0303-33 VDE 0303-33:1991-04
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DIN VDE 0303-33 VDE 0303-33:1991-04

Testing of insulating materials

Methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids

Identical with IEC 60589:1977
Class/Status: Standard, valid
Released: 1991-04
VDE Art. No.: 0303000