VVF53.15-0.2

2-port seat valve, flanged, PN25, DN15, kvs 0.2

With flanged connections to ISO 7005
For cooling, chilled, low and high-temperature water, brine, heat transfer oils, saturated and superheated steam in open and closed circuits

Additional info

When using valves of the V..F43.., V..F53.. lines with a stem heating element and a medium temperature of below -5 °C, the stem sealing gland must be replaced.

Description

Technical Specifications

Stroke To DN 50: 20 mm, From DN 65: 40 mm

Leakage rate 0…0.01 % of k_vs value

DN 15

k_vs0.2 m³/h

Medium temperature -20…220 °C

Valve characteristic Equal percentage , k_vs 250/400 linear

Rangeability DN 15, k_vs ≤ 1,25 m³/h: >50 , DN 15…150: >100

Permissible operating pressure 2500 kPa

Material, valve body Cast iron EN-GJL-250

Material, inside set Stainless steel

PN class PN 25 , PN 16

Absolute pressure p1 steam 1600 kPa abs

SAX..

Δp_max 1200 kPa

SAX..

Δp_s2500 kPa

SKD..

Δp_max 1200 kPa

SKD..

Δp_s2500 kPa

SKB..

Δp_max 1200 kPa

SKB..

Δp_{s 2500 kPa}

SKD..

Δp_max steam 1200 kPa

SKD..

Δp_s steam 2500 kPa

SKB..

Δp_max steam 1200 kPa

SKB..

Δp_s steam 2500 kPa

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ADIPISCING CONVALLIS BULUM

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