DEFSTAN 61-5(PT2)SEC6/2(1992) : 1992 AMD 1 1994
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ELECTRICAL POWER SUPPLY SYSTEMS BELOW 650 VOLTS - PART 2: GROUND GENERATING SET CHARACTERISTICS - SECTION 6: AUDIO NOISE, METHODS OF MEASUREMENT
07-23-2013
01-12-2013
Preface
Section One - General
1 Scope
2 WARNING
3 Related Documents
Section Two - Acoustic Noise Emission Limits
4 Generator Noise Categories
Section Three - Methods of Measurement
5 Site Conditions
6 Conduct of Measurements
7 Sound Pressure Level Measurements
Annex A - Background Noise Correction
Annex B - Useful Information
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