VVF53.125-220K

VVF53.125-220K

2-port seat valve, flanged, PN25, DN125, kvs 220, pressure compensated

Stroke                                                 40 mm

Leakage rate                                     0…0.01 % of k_vs value

DN                                                      125

k_vs                                                        220 m³/h

Medium temperature                       -5…220 °C

Valve characteristic                         Equal percentage , k_vs 220/315 linear

Rangeability                                     > 100

Permissible operating pressure    2500 kPa

Material, valve body                         Nodular cast iron EN-GJS-400-18-LT

Material, inside set                           CrNi steel

PN class                                            PN 25

Absolute pressure p1 steam          1600 kPa abs

SKC..Δp_max                                        1250 kPa

SKC..Δp_s                                           2500 kPa

SKC.. Δp_max steam                           1250 kPa

SKC.. Δp_s steam                               2500 kPa