Product No. | Stock Number | DN | Kvs | Leakage rate | Velocity of flow 1) water [m/s] | |
---|---|---|---|---|---|---|
[m3/h] | in % of Kvs value | SAL31..T10/F05 SAL81..T10/F05 | SAL61..T10/F05 | |||
VFW41.40U | S55235-V168 | DN40 | 40 | 0.05 | 4 | 2.5 |
VFW41.50U | S55235-V169 | DN50 | 100 | |||
VFW41.65U | S55235-V170 | DN65 | 155 | |||
VFW41.80U | S55235-V171 | DN80 | 260 | |||
VFW41.100U | S55235-V172 | DN100 | 520 | |||
VFW41.125U | S55235-V173 | DN125 | 820 | |||
VFW41.150U | S55235-V174 | DN150 | 1600 | 2.5 | 1.5 | |
VFW41.200U | S55235-V175 | DN200 | 4000 |
1) | Recommended maximum velocity of flow and the butterfly valve fully open |
Kvs | Nominal flow rate of cold water (5…30 °C) through the fully open butterfly valve at a differential pressure of 100 kPa (1 bar) |