Product Description
For closed circuit heating systems, hot water quality VDI2035.
Technical Properties
| Valve type |
3-way mixing |
| Medium type |
water or water-glycol mixture according to VDI 2035 |
| DN size |
20 mm |
| Kvs value |
6.3 |
| Flow char. |
linear |
| Nominal pressure |
PN25/40 |
| Close off pressure with 600N motor |
1000 kPa |
| Close off pressure with 1800N motor |
2500 kPa |
| Materials |
Stem made of stainless steel, valve body made of cast steel (GS-C25), flanged per ISO 7005-2 |
| Stroke |
20 mm |
| Port connection |
flanges ISO7005 |
| Temperature range |
2 ... 220 oC |
| Action |
Stem up to close port A-AB |
| Features |
- Cast iron body with flanged end connections
- Low seat leakage rate
- Metal-to-metal seating for long life span
- Self-adjusting packing
- Accurate positioning to ensure state-of-the-art temperature control
- Easy mounting of direct-coupled electric actuators
- Constant total flow throughout full plug travel
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