BS 4856-4:1997

Methods for testing and rating fan coil units, unit heaters and unit coolers. Determination of sound power levels of fan coil units, unit heaters and unit coolers using reverberating rooms.

NORMA vydaná dňa 15.9.1997

The information about the standard:

Designation standards: BS 4856-4:1997
Publication date standards: 15.9.1997
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategória: Technické normy BS