BS 7443:1991
Specification for sound systems for emergency purposes
BSI Group , 06/28/1991
$80.00
$160.02
Characteristics and methods of test for emergency broadcast sound systems for indoor or outdoor. Includes environmental conditions, marking symbols, installation and safety requirements, and an automatic system for checking correct functioning.
Product Information
Published:
06/28/1991
Pages:
14
ISBN:
0580196976
File Size:
1 file
Language:
English
Note:
This product is unavailable in Ukraine, Russia, Belarus
