Danfoss logo
VFQ22_VFQ221

VFQ 221, PN 16, DN 65, 60 m³/h, Flange

065B5600

Pressure operated valves

제품 사양

다음의 기능 포함:
값
Cavitation factor0.65
Cavitation factor 100%0.60
Cavitation factor 25%0.72
Cavitation factor 50%0.69
Cavitation factor 75%0.67
China RoHS complianceOut of scope
Contains batteriesNo
DG Indicator ProfileNot relevant for dangerous goods
Differential pressure range [bar] [Max]16.00 bar
EU RoHS complianceYes with exemptions
EU RoHS exemption clause6(c)
Kvs values [m³/h]60.00 m³/h
Leakage rate [% Kvs]0.03
Leakage through port max. [% Kvs]0.03
Material DescriptionVFQ221 PN16 65/50 2-way flange flow/ret
Media pH [Max]10
Media pH [Min]7
Medium alternativeGlycolic water up to 30%
Mounting versionFree
Number of ports2
Operating pressure [bar] [Max]16 bar
다음의 기능 포함:
값
Permissible mediaDistrict heating/cooling circulation water
Pressure classPN 16
Pressure nominal [bar]16 bar
Pressure relieve systemChamber
Product lineDistrict Energy Controls
REACH 후보 목록 물질Lead (CAS no. 7439-92-1)
Sealing DP materialEPDM
Valve body materialGrey cast iron EN-GJL-250 (GG-25)
Valve cone DP materialStainless steel mat. No. 1.4021
Valve cone materialStainless steel, mat. No. 1.4021
Valve seat DP materialStainless steel, mat. No. 1.4021
Valve seat materialStainless steel, mat. No. 1.4021
구분Pressure operated valves
매질 온도 [°C] [최대]150 °C
매질 온도 [°C] [최소]2 °C
밸브 크기DN 65
연결 유형Flange
용도District heating and cooling
제품 유형VFQ 221
제품군Pressure flow controllers
직경 [mm]65 mm

일반 사양

다음의 기능 포함:
값
총 중량32.9 킬로그램
순중량27.7 킬로그램
Volume84 리터
다음의 기능 포함:
값
EAN/UPC5715162296462
Proposition 65Cancer and Reproductive Harm