DS/IEC 551
Measurement of transformer and reactor sound levels
| Organization: | DS |
| Status: | active |
| Page Count: | 40 |
scope:
Defines methods by which sound levels of transformers, react ors and their associated cooling plant shall be measured in the manufacturer's works so that compliance with any specifi cation requirements may be confirmed and the characteristic of the noise emitted in service determined. The same general rules may be followed when site measurements are made. Appl ies to transformers and reactors covered by publications 76 and 289. Gives conditions for measurements, calculations, an d interpretati------
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