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IEC 60034-9:1972 ED1

Rotating electrical machines - Part 9: Noise limits

Jan 1, 1972

General information

99.60     Nov 19, 2016

IEC

TC 2

International Standard

29.160.01  

English   French  

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Revised

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Scope

Specifies maximum permissible A-weighted sound power levels for rotating electrical machines complying with IEC 34-1, with methods of cooling according to IEC 34-6 and degrees of protection according to IEC 34-5.

Life cycle

NOW

WITHDRAWN
IEC 60034-9:1972 ED1
99.60 Withdrawal effective
Nov 19, 2016

REVISED BY

WITHDRAWN
IEC 60034-9:1990 ED2