Regin
ZTR15-0,25 ZTV / ZTR - 2- and 3-way control valves DN15-25, kvs 0.25-7.0, 5.5 mm stroke
Valves used for control of hot and cold water in climate, heating and ventilation systems. They can also control glycol-mixed water in for example liquid connected recovery systems. Intended to be used together with the RVAZ4 actuators.
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Specifications
| Connection | G 1/2" |
|---|---|
| Actuator connection | Standard for RVAZ4 actuators |
| Rangeability | 50:1 |
| Stroke | 5.5 mm |
| Nominal diameter | DN15 |
| Kvs | 0.25 m³/h |
| Max. diff. pressure | 350 kPa |
| Application | Heating, Cooling, Ventilation, Fan coil |
|---|---|
| Pressure rating | PN16 |
| Connection types | BSP externally threaded according to ISO 228/1 |
| Flow characteristics | Equal percentage |
| Leakage | 0.0 % of Kvs (No leakage) |
| Media | Hot water, Cold water, Glycol-mixed water (max. 30 % glycol) |
| Closing direction | When stem is pulled outward |
| Media temperature | 1…110 °C |
| Body | Brass CW614N |
| Seat | Brass CW614N |
| Plug | Brass CW614N |
| Stem | Stainless steel 1.4305 |
| Seat packing | EPDM |
| O-rings | EPDM |
| Stuffing box | Chromed brass CW614N |
