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sklademVydáno: 2000-06-15
BS ISO 13475-1:1999
Acoustics. Stationary audible warning devices used outdoors Field measurements for determination of sound emission quantities
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| Označení normy: | BS ISO 13475-1:1999 |
| Počet stran: | 26 |
| Vydáno: | 2000-06-15 |
| ISBN: | 0 580 35697 3 |
| Status: | Standard |
Popis
BS ISO 13475-1:1999
This standard BS ISO 13475-1:1999 Acoustics. Stationary audible warning devices used outdoors is classified in these ICS categories:
- 13.320 Alarm and warning systems
- 17.140.20 Noise emitted by machines and equipment
This part of ISO 13475 specifies the test conditions by which the sound emission level of stationary audible warning devices can be obtained. The methods are applicable to sirens for use in public outdoor warning systems and sound signalling devices for use outdoors.
The purpose of this test code is to be able to produce reliable sound emission level measurements for stationary sirens used for warning outdoors.
This part of ISO 13475 does not cover spoken messages and contains no recommendations for specific warning signals.