Siemens VRD Series User Manual

VRD4 Series Double Valves Technical Instructions
Document Number CC1N7649us
September 08, 2016
Siemens AG Building Technologies Division Page 5
Specifications
Perm. mounting
position
7649z01us/1215
See Mounting notes
Operating pressure
See Type summary
Types of gases
Suitable for biogases, process gas, natural gas or air
- up to maximum 1 vol.% H2S, dry
- up to maximum 1 vol.% NH3, dry
For more information see Use.
Strainer
Built-in, mesh size 0.9 mm
Physical
characteristics
Body materials See Table 2
Weight See Table 6
All valve parts Nonferrous
Connections
Pipe connections NPT threads or ANSI class 150 flanges
(see Table 2)
Pressure and vent taps See Dimensions

Siemens VRD Series Specifications

General

Brand	Siemens
Model	VRD Series
Category	Control Unit
Language	English