VZL4/20/3.5 – 15mm 4P Fan Coil Valve, Kv 3.5
VZL 4 PN16 20/3,5 4-way seated conex
£55.00 Exc. VAT
VZL 4 PN16 20/3,5 4-way seated conex
| Gross weight | 0.628 Kilogram |
| Net weight | 0.628 Kilogram |
| Volume | 0.495 Liter |
| EAN | 5702421548554 |
| Type | VZL 4 |
| Product group | Other valves |
| Application | Heating and cooling |
| Application alternative VSP | Hot water |
| China RoHS compliance | Out of scope |
| Connection types | External Thread |
| Contains batteries | No |
| Control ratio | 30:1 |
| Description | VZL 4 PN16 20/3,5 4-way seated conex |
| Diameter [mm] | 20 mm |
| Differential pressure range [bar] [Max] | 10 bar |
| EU RoHS compliance | Yes with exemptions |
| EU RoHS exemption clause | 6(c) |
| Flow characteristic | Linear |
| Function | Mixing valve |
| Kvs value (B-AB) [m³/h] | 2.5 m³/h |
| Kvs values [m³/h] | 3.5 m³/h |
| Leakage through port (B-AB) max. [% Kvs] | 1.0 |
| Leakage through the port max. [% Kvs] | 0.05 |
| Media pH [Max] | 10 |
| Media pH [Min] | 7 |
| Media temperature [°C] [Max] | 120 °C |
| Media temperature [°C] [Min] | 2 °C |
| Medium alternative | Glycolic water up to 50% |
| Mounting version | Free |
| Number of ports | 4 |
| Permissible media | District heating/cooling circulation water |
| PN alternative VSP | 10 |
| Pressure nominal [bar] | 16 bar |
| Spindle position | A-AB: Normally closed |
| Stroke [mm] | 2.8 mm |
| Stuffing box sealing material | EPDM |
| Valve body material | Brass |
| Valve cone material | Brass |
| Valve stem material | Brass |
Additional information
| Weight | 0.6 kg |
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