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ECON®
Butterfly valve Type: 4631 KIWA Ductile cast iron/Duplex Squeeze handle Flange
Product documents
Document
Document type
Product Certificate
KIWA
(PDF)
Product Manual
Installation Operation Manual
(PDF)
Product overview
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Application
For drinking water up to a maximum of 30°C.
Suitable for vacuum applications.
Technical information
Double flange of butterfly valve type with centric disc bearings.
Robust construction with full-length shaft.
Short construction length in accordance with ISO5752/EN558 Series 13 (DIN3202 F16).
Vulcanised lining fixed on the housing, which also extends over the sealing surfaces of the flange.
Version with lever.
Standard with exterior coating of epoxy in RAL5015 and a layer thickness of 250mu.
Fully functional mounted with Econ® lever (type 4001).
Housing suitable for mounting between flanges in accordance with DIN PN10 or PN16.
Approval
Fully certified in accordance with KIWA evaluation guideline K602 for use in drinking water production and drinking water distribution systems.
Options
Other materials and/or pressure classes.
Available with EN 10204.31 certification.
Equipped with worm gearbox and pneumatic, electric or hydraulic actuators.
Position feedback for manual or automated valves.
Coating according to customer specifications.
Tables
Pressure and temperature range
Size
Liner
Pressure rating
Temperature range
Maximum working pressure
DN50 - DN200
EPDM
PN10
0°/+30°C
10 bar
Valve design: Centric
Valve design: Centric
Housing material: Ductile cast iron
Housing material: Ductile cast iron
Material quality: EN-JS1030
Material quality: EN-JS1030
Nominal inner diameter
DN100 (1)
DN125 (1)
DN150 (1)
DN200 (1)
DN50 (1)
DN65 (1)
DN80 (1)
Nominal inner diameter
Connection: Flange
Connection: Flange
Pressure rating: PN10
Pressure rating: PN10
Face to Face length (mm)
108 (1)
112 (1)
114 (1)
127 (1)
140 (2)
152 (1)
Face to Face length (mm)
Operation: Squeeze handle
Operation: Squeeze handle
Material liner: EPDM-KIWA
Material liner: EPDM-KIWA
Disk material: Duplex
Disk material: Duplex
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