Functional data | ||
|---|---|---|
PN class | PN 16 | |
Connection | Flange | |
Operating pressures | See section "Operating pressure and medium temperature", page 9 | |
Valve characteristic 1) | See section "Valve characteristics", page 9 | |
Leakage rate | Throughport | 0…0.02% of kvs value |
Bypass | 0.5…2% of kvs value (kvs ≥6.3) 0.5…3% of kvs value (kvs 1.6; 2.5; 4) | |
Permissible media | See table "Medium compatibility and temperature ranges", page 9 | |
Medium temperatures | -10…150 °C | |
| VVF42..K | -5…150 °C |
Rangeability | To DN 25 | > 50 |
From DN 32 | >100 | |
Nominal stroke | To DN 80 | 20 mm |
From DN 100 | 40 mm | |
Materials | |||
|---|---|---|---|
Valve body | EN-GJL-250 | ||
Blank flange | VVF.. | S235JRG2 | |
Valve stem | Stainless steel | ||
Seat | Machined | ||
Plug | VVF.., VXF.. | Brass / bronze | |
VVF..K..: | DN65, DN80 | Brass / bronze | |
DN50, DN100…150 | Stainless steel | ||
Stem sealing gland | Brass | ||
Compensation sealing | Stainless steel | ||
Standards, directives and approvals | ||
|---|---|---|
Pressure Equipment Directive | PED 2014/68/EU | |
Pressure-carrying accessories | Scope: Article 1, section 1 | |
Fluid group 2: | PN 16 | |
| ≤ DN 50 | Without CE certification as per article 4, |
DN 65…125 | Category I, Module A, with CE-marking | |
DN 150 | Category II, Module A2, with CE-marking notified body number 0036 | |
EU conformity (CE) | DN 65…150 | A5W00006523 3) |
PN class | ISO 7268 | |
Operating pressure | ISO 7005, DIN EN 12284 | |
Flanges | ISO 7005 | |
Length of flanged valves | DIN EN 558-1, line 1 | |
Valve characteristic | VDI 2173 | |
Leakage rate | Throughport, bypass according to | |
Water treatment | VDI 2035 | |
Environmental conditions | ||
|---|---|---|
Storage | IEC 60721-3-1 | |
| Class | 1K3 |
Temperature | -15…55 °C | |
Rel. humidity | 5…95 % r.h. | |
Transport | IEC 60721-3-2 | |
| Class | 2K3, 2M2 |
Temperature | -30…65 °C | |
Rel. humidity | < 95 % r.h. | |
Operation | IEC 60721-3-3 | |
| Class | 3K5, 3Z11 |
Temperature | -15…+5 °C | |
Rel. humidity | 5…95 % r.h. | |
Environmental compatibility |
|---|
The product environmental declarations CE1E4403en01 3), CE1E4403en02 3) und CE1E4403en03 3) contain data on environmentally compatible product design and assessments (RoHS compliance, materials composition, packaging, environmental benefit, disposal). |
Dimensions / Weight | |
|---|---|
Dimensions | See "Dimensions", page 18 |
Gewichte | See "Dimensions", page 18 |
1) | For certain valve lines and high kvs values, the valve characteristic is optimized for maximum volumetric flow kV100. |
2) | Valves where PS x DN < 1000 do not require special testing and cannot carry the CE label. |
3) | The documents can be downloaded from http://www.siemens.com/bt/download. |