


| Parameter | Value |
|---|---|
| EAN () | 5702421535561 |
| Type () | VZL 4 |
| Volume () | 0.634 Liter |
| Function () | Mixing valve |
| Net weight () | 0.406 Kilogram |
| Application () | Heating and cooling |
| Description () | VZL 4 PN16 15/1,6 4-way seated flat end |
| Stroke [mm] () | 2.8 mm |
| Gross weight () | 0.406 Kilogram |
| Control ratio () | 30:1 |
| Diameter [mm] () | 15 mm |
| Product group () | Other valves |
| Media pH [Max] () | 10 |
| Media pH [Min] () | 7 |
| Connection size () | G 1/2 |
| Number of ports () | 4 |
| Connection types () | External Thread |
| Mounting version () | Free |
| Spindle position () | A-AB: Normally closed |
| Permissible media () | District heating/cooling circulation water |
| EU RoHS compliance () | Yes with exemptions |
| Kvs values [m³/h] () | 1.6 m³/h |
| Medium alternative () | Glycolic water up to 50% |
| PN alternative VSP () | 10 |
| UK RoHS compliance () | Out of scope |
| Flow characteristic () | Linear |
| Valve body material () | Brass |
| Valve cone material () | Brass |
| Valve stem material () | Brass |
| China RoHS compliance () | Out of scope |
| Pressure nominal [bar] () | 16 bar |
| EU RoHS exemption clause () | 6(c) |
| Kvs value (B-AB) [m³/h] () | 1 m³/h |
| Application alternative VSP () | Hot water |
| Media temperature [°C] [Max] () | 120 °C |
| Media temperature [°C] [Min] () | 2 °C |
| Stuffing box sealing material () | EPDM |
| REACH Candidate List substances () | Lead (CAS no. 7439-92-1) |
| Leakage through port max. [% Kvs] () | 0.05 |
| In scope of WEEE and contain batteries () | No |
| Differential pressure range [bar] [Max] () | 20 bar |
| Leakage through port (B-AB) max. [% Kvs] () | 1.0 |
Technical specifications and performance data
Installation and operation guide