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Combustion 911
Supplying and Serving the Combustion Industry
an Olsträd Engineering Company

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Butterfly Valve BVG

Butterfly Valve BVG 50/32W05

Price:
Quantity:
  • 1¼″ (2 × reduced bore) Bore diameter
  • Maximum inlet pressure: 500 mbar (7.25 psig)
  • Connection is made between two 2″ ANSI flanges
  • For gas, air, hot air and flue gas
  • Low leakage rate and pressure loss
  • High control accuracy
  • Can be mounted directly onto the actuators IC 20 or IC 40
  • Suitable for intermittent operation
  • Low-maintenance operation

Accessories

Model and Description Price Cart
BVG ACC 01
Adapter set BVG with square shaft /B
BVG ACC 02
Adapter set BVG with free shaft end /B
BVG ACC 03
Adapter set BVG with manual adjustment /B
IC-20/40 ACC 01
Fastening set IC-BVG/BVA/BVH/LFC /B

Applications

Click on images for close-up view.

Application for gas regulator with solenoid valve VAD BVG, lambda correction

If the burner is to be operated with excess gas or air for reasons of the process operation, the butterfly valve BVG can be used to correct the lambda value.

The butterfly valve with manual adjustment is used to adjust the high-fire rate.

Specifications

General
Types of Gas: Natural gas, town gas, LPG and other non-aggressive fuel gas
Construction materials: AlSi
Valve disc: Aluminium
Drive shaft: Stainless steel
Seals: HNBR
Inlet pressure pe: max. 500 mbar (7.25 psi)
Pressure differential between inlet pressure pe and outlet pressure pa: max. 150 mbar (2.16 psi)
Medium temperature: -20 to 60 °C (-4 to +140 °F)
Ambient temperature: -20 to +60 °C (-4 to +140 °F)
Certification: EC type-tested and certified pursuant to Gas Appliances Directive (90/396/EEC) on the basis of EN 13611/EN 161.
Maintenance cycles: We recommend a function check once a year.

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Model:

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  All Products
Normal bore
Reduced bore
2× reduced bore
Adapter sets
BVG 40W05
Price:
Bore diameter: 1½″; Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (1½″
BVG 50W05
Price:
Bore diameter: 2″; Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2″)
BVG 65W05
Price:
Bore diameter: 2½″; Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2½″)
BVG 80W05
Price:
Bore diameter: 3″; Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (3″)
BVG 100W05
Price:
Bore diameter: 4″; Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (4″)
BVG 40/32W05
Price:
Bore diameter: 1¼″ (reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (1½″)
BVG 50/40W05
Price:
Bore diameter: 1½″ (reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2″)
BVG 65/50W05
Price:
Bore diameter: 2″ (reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2½″)
BVG 80/65W05
Price:
Bore diameter: 2½″ (reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (3″)
BVG 100/80W05
Price:
Bore diameter: 3″ (reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (4″)
BVG 40/25W05
Price:
Bore diameter: 1″ (2 × reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (1½″)
BVG 50/32W05
Price:
Bore diameter: 1¼″ (2 × reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2″)
BVG 65/40W05
Price:
Bore diameter: 1½″ (2 × reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (2½″)
BVG 80/50W05
Price:
Bore diameter: 2″ (2 × reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (3″)
BVG 100/65W05
Price:
Bore diameter: 2½″ (2 × reduced bore); Max inlet pressure: 500 mbar (7.25 psig); Connection fitting: between two ANSI flanges (4″)
BVG ACC 01
Price:
Adapter set BVG with square shaft /B
BVG ACC 02
Price:
Adapter set BVG with free shaft end /B
BVG ACC 03
Price:
Adapter set BVG with manual adjustment /B

Latest Blog Post

  • Use the ZI-808 From the Internet
    One of the most exciting features of the ZI-808 is its built-in web server. Its user interface is designed like a standard web page and embedded into the instrument. That means that any device that can open a web page can use it. Desktop, laptop, tablet, smart phone, Android, Windows, iOS, Linux, Edge, IE, Chrome, Firefox. read full post
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