Elster Kromschroder Linear flow control VFC Operating Instructions Manual Download Page 6

Elster GmbH
Postfach 28 09, D-49018 Osnabrück
Strotheweg 1, D-49504 Lotte (Büren)

T  +49 541 1214-0

F  +49 541 1214-370

GB-6

D

GB

F

NL

I

E

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If you have any technical questions, please contact 
your local branch office/agent. The addresses are 
available on the Internet or from Elster GmbH.

We reserve the right to make technical modifications 

in the interests of progress.

[email protected], www.kromschroeder.com

Certification

Declaration of conformity

We, the manufacturer, hereby declare that the product 
VFC, marked with product ID No. CE-0063CO1153, 
complies with the essential requirements of the fol-

lowing Directives and Standards:
Directives:

– 2009/142/EC

Standards:

–  EN 13611

The relevant product corresponds to the type tested 

by the notified body 0063.

The production is subject to the surveillance proce-

dure pursuant to Directive 2009/142/EC Annex II 
paragraph 3. 
Elster GmbH

Scan of the Declaration of conformity (D, GB) – see 
www.docuthek.com

Eurasian Customs Union

The product VFC meets the technical specifications 

of the Eurasian Customs Union.

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Summary of Contents for Kromschroder Linear flow control VFC

Page 1: ...ON Indicates possible material damage All interventions may only be carried out by qualified gas technicians Electrical interventions may only be carried out by qualified electricians Conversion spare parts All technical changes are prohibited Only use OEM spare parts Changes to edition 10 15 The following chapters have been changed Checking the usage Installation Technical data Contents Operating...

Page 2: ...l thread NPT internal thread ISO flange 05 pu max 500 mbar 08 15 20 25 32 40 Cylinder size P M 1 2 3 4 Accessories right inlet Plug Pressure test point Pressure switch for gas DG 17VC Pressure switch for gas DG 40VC Pressure switch for gas DG 110VC Pressure switch for gas DG 300VC No accessories Code Description P M 1 2 3 4 Accessories right outlet Plug Pressure test point Pressure switch for gas ...

Page 3: ...nstallation location must be dry Do not install the unit in the open air Use approved sealing material only Install the VFC in the pipe free of mechanical stress Do not clamp the unit in a vice or use it as a lever Only secure the flange by holding the octagon with a suitable spanner Risk of external leakage Installation position for IFC 20 and IFC 40 vertical or horizontal never upside down Insta...

Page 4: ... for gas downstream of the VFC 5 Once the tightness test has been carried out successfully move the VFC to the closed posi tion once more using the actuator IC Pipeline leaking replace O ring on flange see page 5 Seal set for sizes 1 and 3 Then check for tightness once again Unit leaking remove the unit and return it to the manufacturer Setting the flow rate CAUTION When setting a higher flow rate...

Page 5: ...ous biogas max 0 1 by vol H2S or clean air other types of gas on request The gas must be dry in all temperature conditions and must not contain condensate Control ratio 25 1 Leakage rate 2 of kVS value Max inlet pressure pu max 500 mbar 7 25 psi Running times IC 20 7 5 s 15 s 30 s 60 s IC 30 30 s 60 s IC 40 4 5 s 76 5 s Connection flanges Rp internal thread pursuant to ISO 7 1 Housing material alu...

Page 6: ...Declaration of conformity We the manufacturer hereby declare that the product VFC marked with product ID No CE 0063CO1153 complies with the essential requirements of the fol lowing Directives and Standards Directives 2009 142 EC Standards EN 13611 The relevant product corresponds to the type tested by the notified body 0063 The production is subject to the surveillance proce dure pursuant to Direc...

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