Ревидиран
Permits designers and operators of industrial-process plants to determine the noise generated by hydrodynamic flow through control valves. The sound power emitted into the pipe as well as the airborne noise emitted by the valve and piping system can be predicted.
ПОВУЧЕН
IEC 60534-8-4:1994 ED1
99.60
Повлачење ступило на снагу
12. 8. 2005.
ПОВУЧЕН
IEC 60534-8-4:2005 ED2