GB/T 20833.4-2021

Rotating electrical machines—The winding insulation—Part 4: Measurement of insulation resistance and polarization index

NORMA vydána dne 9.3.2021

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The information about the standard:

Designation standards: GB/T 20833.4-2021
Publication date standards: 9.3.2021
Country: Chinese technical standard
Kategorie: Technické normy GB