Siemens VGD40.065U Instrukcje techniczne - Strona 8
Przeglądaj online lub pobierz pdf Instrukcje techniczne dla Jednostka sterująca Siemens VGD40.065U. Siemens VGD40.065U 14 stron. Gas valves, for use with skpxx.xxxu series electro-hydraulic actuators
Drukuj stronę
Technical Instructions
Document Number CC1N7631us
November 08, 2017
Operation, continued
Page 8
Figure 2. Second view of VGD40.xxxU flange models
VGD40.xxxU double valves consist of two valves in series.
Each valve has a double seat to achieve high flow (see Figure 2).
Closing springs:
Each double seat uses one pair of springs. The spring forces act separately as closing
forces on the individual valve seats.
7631z53us/1215
Siemens AG Building Technologies Division
VGD Series Double Valves