


| Parameter | Value |
|---|---|
| EAN () | 5702421101384 |
| Type () | AVTB |
| Volume () | 3.949 Liter |
| Function () | Temp. controller |
| Net weight () | 1.652 Kilogram |
| Valve size () | DN 20 |
| Description () | AVTB 20 Thermostatic valve 0-30#C |
| Flow control () | No |
| Gross weight () | 1.739 Kilogram |
| Diameter [mm] () | 20 mm |
| Product group () | Temperature controllers |
| Media pH [Max] () | 10 |
| Media pH [Min] () | 7 |
| Pressure class () | PN 16 |
| Connection size () | NPT 3/4 |
| Number of ports () | 2 |
| Connection types () | Internal thread |
| Function VSP - P () | No |
| Function VSP - Q () | No |
| Function VSP - T () | No |
| Approval standard () | ETA VA 1.54/18952 |
| Cavitation factor () | 0.4 |
| Permissible media () | District heating/cooling circulation water |
| Sensor connection () | M22x1 / R3/4 ext thread acc. DIN 2999 |
| EU RoHS compliance () | Yes with exemptions |
| Kvs values [m³/h] () | 3.4 m³/h |
| Medium alternative () | Glycolic water up to 30% |
| PN alternative VSP () | 10 |
| UK RoHS compliance () | Out of scope |
| Flow characteristic () | Linear |
| Temperature control () | Yes |
| Valve body material () | Brass CuZn40Pb2 W. no 2.0402 |
| Valve cone material () | NBR rubber |
| Valve seat material () | Cr Ni steel W.no 1.4301 |
| China RoHS compliance () | Out of scope |
| Impulse tube material () | Copper mat. No 2.0090 |
| Pressure nominal [bar] () | 16 bar |
| Rection time open [sec] () | 3 " |
| Return limiter function () | No |
| EU RoHS exemption clause () | 6(c) |
| Rection time close [sec] () | 15 " |
| Capillary tube length [m] () | 2 m |
| Cone /seat sealing material () | NBR / Brass W. No 2.0402 |
| Temperature sensor material () | Copper mat. No 2.0090 |
| Media temperature [°C] [Max] () | 130 °C |
| Media temperature [°C] [Min] () | 2 °C |
| Temperature sensor length [mm] () | 210 mm |
| Ambient temperature [°C] [max] () | 70 °C |
| Ambient temperature [°C] [min] () | 0 °C |
| REACH Candidate List substances () | Lead (CAS no. 7439-92-1) |
| Temperature sensor diameter [mm] () | 18 mm |
| Transport temperature [°C] [Max] () | 50 °C |
| Transport temperature [°C] [Min] () | -20 °C |
| Temperature setting range [°C] [Max] () | 30 °C |
| Temperature setting range [°C] [Min] () | 0 °C |
| In scope of WEEE and contain batteries () | No |
| Differential pressure range [bar] [Max] () | 10 bar |
| Media temperature at sensor [°C] [Max] () | 55 °C |
Technical specifications and performance data
Installation and operation guide