Zone Valve

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Siemens Make MODEL NO:-MVI421.15/2 Way Port Valve.

On/off 2-port valve with spring return, 15 - 25 DN MVI421.20/2MVI421.25/2
Material, valve body    Brass                                                           Material, inside set Stainless steel/brass/bronze Rg5
PN Class PN 20

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• Delivery Time: Ex-Stock

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Globe Zone Valve model no VXF47.100-3

Functional data
PN class PN 16 to ISO 7268 Working pressure To ISO 7005 within the permissible "medium temperature" range according to the diagram on page 6. Flow characteristic See section "Valve flow characteristic" on page 5. Leakage rate through-port bypass 0...0.1% of Kvs value 0.5...2% of Kvs value Permissible media Chilled water, low temperature hot water, high temperature hot water, water with anti-freeze, brine; recommendation: water treatment to VDI 2035 Medium temperature 1…95 °C Rangeability Sv DN 50…150: > 50 Nominal stroke DN 50…80: 20 mm DN 100…150: 40 mm Materials Valve body Grey cast iron EN-GJL-250 Stem Stainless steel Plug Bronze or stainless steel Sealing gland O-ring: EPDM; Wiper ring: PTFE Dimensions/Weight Refer to "Dimensions", page 10. Flange connections To ISO 7005 Environment Operation Class 3K5, 3Z11 Temperature -10…55 °C Rel. Humidity 5…95% r.h. Storage Class 1K3 enhanced Temperature -15…50 °C Rel. Humidity <95% r.H. Transport Class 2K3, 2M2 Temperature -30…+65 °C Rel. Humidity < 95% r.H. Norms PN class ISO 7268 Working pressure ISO 7005 Flanges ISO 7005 Length of flanged valves DIN EN 558-1, Series 1 Valve flow characteristic VDI 2173 Leakage rate Throughport, bypass according to EN 60534-4 / EN 1349 Water treatment VDI 2035 Environment Storage: IEC 60721-3-1 Transport: IEC 60721-3-2 Operation: IEC 60721-3-3 Environmental compatibility ISO 14001 (Environment) ISO 9001 (Quality) SN 36350 (Environmentally compatible products) Directive 2002/95/EC (RoHS)

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GLOBE VALVE WITH MODULATING NON-SPRING RETURN MODULATING ACTUATOR @24 V AC power supply WITH FEEDBACK SIGNAL & FITTING FOR AHU

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