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HD 399 S1:1979

Measurement of transformer and reactor sound levels HD 399 S1:1979

General information

99.60 Withdrawal effective   Jun 1, 1991

CENELEC

CLC/TC 14 Power transformers

Harmonization Document

Scope

DOP: 81-01-01

Life cycle

NOW

WITHDRAWN
HD 399 S1:1979
99.60 Withdrawal effective
Jun 1, 1991

REVISED BY

WITHDRAWN
HD 399 S2:1991

Relations

Adopted from IEC 60551:1976 MODIFIED