Regin
ZMD232-16 ZMD - 2- and 3-way control valves DN15-40, kvs 0.25-25, 5.5 mm stroke
Externally threaded control valves intended for use in heating and cooling systems together with the RVAZ4… series of electromechanical actuators. A hand wheel for manual operation is delivered with the valve.
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Specifications
| Connection | Internal G 1 1/4"""" on union end |
|---|---|
| Actuator connection | Standard for RVAZ4 actuators |
| Rangeability | 50:1 |
| Stroke | 5.5 mm |
| Nominal diameter | DN32 |
| Kvs | 16 m³/h |
| Max. diff. pressure | 400 kPa |
| Media temperature | 2…110 °C |
| Nipple | Galvanized malleable cast iron |
| Cover lid | DZR brass CW511L |
| Application | Heating, Cooling, Ventilation, Fan coil |
|---|---|
| Pressure rating | PN16 |
| Connection types | BSP externally threaded according to ISO 228/1 |
| Flow characteristics | Linear |
| Leakage | 0.0 % of Kvs () |
| Media | Hot water, Cold water, Glycol-mixed water (max. 50 % glycol) |
| Closing direction | When stem is pulled outward |
| Max. diff. pressure | 400 kPa |
| Media temperature | 2…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 |
| Nut | Galvanized malleable cast iron |
| Fitting seal | Novatec Premium 2, Nitrile bonded aramid fibre with graphite |
Software & documentation
Product sheet
Other documentation
Accessories
2951352501
Hand wheel