依照客戶需求量身打造中央監控系統樓宇自動化能源管理、整合及解決方案。
VVF47...

VVF47...

二/三通閥

2-port and 3-port seat valves PN16,
flanged connections. 
  •  Grey cast iron EN-GJL-250 
  •  DN 50…150 
  •  kvs  40…315 m^3/h 
  •  Can be equipped with SBX.., SBV.. actuators 
For use in heating, ventilating and air conditioning systems as a control valve. 
For closed circuits only.