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2-way seated valve type VFG 2

VFG 21, PN 16, DN 20, 6.3 m³/h, Flange

065B2503

VFG21 PN16 20/6,3 2-way flange flow/ret

제품 사양

다음의 기능 포함:
Cavitation factor0.60
Cavitation factor 100%0.41
Cavitation factor 25%0.69
Cavitation factor 50%0.62
Cavitation factor 75%0.60
China RoHS complianceOut of scope
Contains batteriesNo
DG Indicator ProfileNot relevant for dangerous goods
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceOut of scope
Kvs values [m³/h]6.30 m³/h
Leakage through port max. [% Kvs]0.01
Material DescriptionVFG21 PN16 20/6,3 2-way flange flow/ret
Media pH [Max]10
Media pH [Min]7
Medium alternativeGlycolic water up to 30%
Mounting versionFree
Number of ports2
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 16
다음의 기능 포함:
Pressure nominal [bar]16 bar
Product lineDistrict Energy Controls
REACH 후보 목록 물질Lead (CAS no. 7439-92-1)
Sealing materialEPDM
Spindle positionNormally open
Stroke [mm]6.00 mm
Valve body materialGrey cast iron EN-GJL-250 (GG-25)
Valve cone materialStainless steel, mat. No. 1.4404
Valve seat materialStainless steel, mat. No. 1.4021
구분VFG21 PN16 20/6,3 2-way flange flow/ret
기능Pressure relief
매질 온도 [°C] [최대]150 °C
매질 온도 [°C] [최소]2 °C
밸브 크기DN 20
연결 유형Flange
용도District Heating
유량 특성Linear optimized
제품 유형VFG 21
제품군Pressure flow controllers
직경 [mm]20 mm

일반 사양

다음의 기능 포함:
총 중량6.85 킬로그램
순중량6.63 킬로그램
Volume11.93 리터
다음의 기능 포함:
EAN/UPC5702421804209
Proposition 65Cancer and Reproductive Harm