V2420D0020 - internal threads, metal-to-metal tailpieces, 3/8 in, 1.8 Kvs
SKU: V2420D0020
V2420D0020 - internal threads, metal-to-metal tailpieces, 3/8 in, 1.8 Kvs
SKU: V2420D0020
Verafix-E, presettable and drainable lockshield valve
V2420D0020 - internal threads, metal-to-metal tailpieces, 3/8 in, 1.8 Kvs
SKU: V2420D0020
Product overview
The Verafix-E is a presettable radiator lockshield valve for the return connection of radiators or heat exchangers. It is used:
- in typical two-pipe heating systems
- in special applications in one-pipe heating systems
for shut-off and regulation of individual radiators. Together with a draining adapter (see Accessories) radiators can be drained or filled with the system in operation. Installation in supply also possible, draining/filling function is not supported. The lockshield valve is suitable for hot water and low pressure steam heating systems and cold water cooling systems.
- Presetting, shut-off and draining/filling with one valve
- Presettable by stroke limitation
- Optional flow direction. Performance values apply for both directions
- Piston externally O-ring sealed
- Body dimensions to DIN3842
- Connection to all types of pipe DN10 - DN20
- Materials: Valve body, tailpiece, nut, insert cartridge, Plunger and cap for fail-safe sealing made of brass, Secondary seal ring made of PTFE, Plunger o-rings and Radiator tailpiece o-rings made of EPDM 70
Resources
| Application | For water-based heating systems |
|---|---|
| Controlled Media | water or water-glycol mixture according to VDI 2035 |
| DN Size | DN 20 |
| Connection Size | 3/4 in |
| Connection Type | Internal Thread |
| Mounting Location | Return |
| Media Temperature (Max) | 130 °C |
| Media Temperature (Min) | -10 °C |
| Draining or Filling Support | Yes |
| Pre-setting | Yes |
| Valve Body Material | Nickel-plated Brass |
| Valve Body Pattern | Straight to DIN |
| Measuring Support | No |
| Shut-off Facility | Yes |
| Product Height | 30 mm |
| Product Length | 91 mm |
