VZ 3 PN16 20/2,5 3-way seated flat end
| Gross weight |
0.505 Kilogram |
| Net weight |
0.504 Kilogram |
| Volume |
0.56 Liter |
| EAN |
5702421526620 |
| Type |
VZ 3 |
| Product group |
Other valves |
| Application |
Heating and cooling |
| Application alternative VSP |
Hot water |
| China RoHS compliance |
Yes with exemptions |
| China RoHS exemption clause |
7.3 |
| Closing differential pressure (diverting) [bar] [Max] |
1 bar |
| Closing differential pressure (mixing) [bar] [Max] |
2.5 bar |
| Connection size |
G 3/4 |
| Connection types |
External Thread |
| Contains batteries |
No |
| Control ratio |
50:1 |
| Description |
VZ 3 PN16 20/2,5 3-way seated flat end |
| Diameter [mm] |
20 mm |
| EU RoHS compliance |
Yes with exemptions |
| EU RoHS exemption clause |
6(c) |
| Flow characteristic |
Logarithmic |
| Function |
Mixing valve |
| Kvs value (B-AB) [m³/h] |
1.6 m³/h |
| Kvs values [m³/h] |
2.5 m³/h |
| Leakage through port (B-AB) max. [% Kvs] |
1.0 |
| Leakage through 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 |
3 |
| Permissible media |
District heating/cooling circulation water |
| PN alternative VSP |
10 |
| Pressure nominal [bar] |
16 bar |
| REACH Candidate List substances |
No |
| Spindle position |
A-AB: Normally closed |
| Stroke [mm] |
5.5 mm |
| Stuffing box sealing material |
EPDM |
| Valve body material |
DZR brass CuZn36Pb2AS (CW 602N) |
| Valve cone material |
DZR brass CuZn36Pb2AS (CW 602N) |
| Valve seat material |
DZR brass CuZn36Pb2AS (CW 602N) |
| Valve stem material |
Stainless steel |
Reviews