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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Articles
(22 st)-
ZMD215-0.25- Nominal diameter
- DN15
- Kvs
- 0.25 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-0.4
- Nominal diameter
- DN15
- Kvs
- 0.4 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-0.6
- Nominal diameter
- DN15
- Kvs
- 0.6 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-1.0
- Nominal diameter
- DN15
- Kvs
- 1.0 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-1.6
- Nominal diameter
- DN15
- Kvs
- 1.6 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-2.5
- Nominal diameter
- DN15
- Kvs
- 2.5 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD215-4.0
- Nominal diameter
- DN15
- Kvs
- 4.0 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD220-6.3
- Nominal diameter
- DN20
- Kvs
- 6.3 m 3 /h
- Max. diff. pressure
- 350 kPa
- Actuator
- RVAZ4
-
ZMD225-10
- Nominal diameter
- DN25
- Kvs
- 10 m 3 /h
- Max. diff. pressure
- 200 kPa
- Actuator
- RVAZ4
-
ZMD232-16
- Nominal diameter
- DN32
- Kvs
- 16 m 3 /h
- Max. diff. pressure
- 130 kPa
- Actuator
- RVAZ4
-
ZMD240-25
- Nominal diameter
- DN40
- Kvs
- 25 m 3 /h
- Max. diff. pressure
- 60 kPa
- Actuator
- RVAZ4
-
ZMD315-0.25
- Nominal diameter
- DN15
- Kvs
- 0.25 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-0.4
- Nominal diameter
- DN15
- Kvs
- 0.4 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-0.6
- Nominal diameter
- DN15
- Kvs
- 0.6 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-1.0
- Nominal diameter
- DN15
- Kvs
- 1.0 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-1.6
- Nominal diameter
- DN15
- Kvs
- 1.6 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-2.5
- Nominal diameter
- DN15
- Kvs
- 2.5 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD315-4.0
- Nominal diameter
- DN15
- Kvs
- 4.0 m 3 /h
- Max. diff. pressure
- 400 kPa
- Actuator
- RVAZ4
-
ZMD320-6.3
- Nominal diameter
- DN20
- Kvs
- 6.3 m 3 /h
- Max. diff. pressure
- 350 kPa
- Actuator
- RVAZ4
-
ZMD325-10
- Nominal diameter
- DN25
- Kvs
- 10 m 3 /h
- Max. diff. pressure
- 200 kPa
- Actuator
- RVAZ4
-
ZMD332-16
- Nominal diameter
- DN32
- Kvs
- 16 m 3 /h
- Max. diff. pressure
- 130 kPa
- Actuator
- RVAZ4
-
ZMD340-25
- Nominal diameter
- DN40
- Kvs
- 25 m 3 /h
- Max. diff. pressure
- 60 kPa
- Actuator
- RVAZ4
Specifications
| Application | Heating systems, cooling systems, fan-coil units, ventilation systems |
|---|---|
| Pressure rating | PN16 |
| Connection | BSP externally threaded according to ISO 228/1 |
| Flow characteristics | Linear |
| Max. leakage | 0.0 % of kvs |
| Media | Hot water, cold water, glycol-mixed water |
| Media temperature | 2…110°C |
| Rangeability | 50:1 |
| Stroke | 5.5mm |
| Body | Brass CW614N |
| Seat | Brass CW614N |
| Plug | Brass CW614N |
| Stem | Stainless steel 1.4305 |
| Seat packing | EPDM |
| O-rings | EPDM |
| Nut | Malleable cast iron, galvanized |
| Nipple | Dezincification resistant brass CW 602N (DN15-DN20), Malleable cast iron (DN25-DN40) |
| Fitting seal | Novatec Premium 2, Nitrile bonded aramid fibre with graphite |
| Cover lid | Dezincification resistant brass CW 602N |
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Software & documentation
Product sheet
Other documentation
Accessories
2951352501
Hand wheel