NTVS - 2-way control valves, DN15-150, kvs 0.4-310, DIN-standard
Pressure balanced 2-way valve intended for control of hot, cold or glycol-mixed water or district heating. Intended for use with the RVAN... actuators.
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(35 st)-
NTVS15-0,4- Nominal diameter
- DN15
- Kvs
- 0.4 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS15-1,0
- Nominal diameter
- DN15
- Kvs
- 1.0 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS15-1,6
- Nominal diameter
- DN15
- Kvs
- 1.6 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS15-2,7
- Nominal diameter
- DN15
- Kvs
- 2.7 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS20-0,8
- Nominal diameter
- DN20
- Kvs
- 0.8 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS20-1,6
- Nominal diameter
- DN20
- Kvs
- 1.6 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS20-2,7
- Nominal diameter
- DN20
- Kvs
- 2.7 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS20-3,9
- Nominal diameter
- DN20
- Kvs
- 3.9 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS20-6,3
- Nominal diameter
- DN20
- Kvs
- 6.3 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS25-1,6
- Nominal diameter
- DN25
- Kvs
- 1.6 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS25-2,5
- Nominal diameter
- DN25
- Kvs
- 2.5 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS25-4,0
- Nominal diameter
- DN25
- Kvs
- 4 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS25-6,3
- Nominal diameter
- DN25
- Kvs
- 6.3 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS25-10
- Nominal diameter
- DN25
- Kvs
- 10 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS32-4,0
- Nominal diameter
- DN32
- Kvs
- 4 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS32-6,3
- Nominal diameter
- DN32
- Kvs
- 6.3 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS32-10
- Nominal diameter
- DN32
- Kvs
- 10 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS32-16
- Nominal diameter
- DN32
- Kvs
- 16 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS40-6,3
- Nominal diameter
- DN40
- Kvs
- 6.3 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS40-10
- Nominal diameter
- DN40
- Kvs
- 10 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS40-16
- Nominal diameter
- DN40
- Kvs
- 16 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS40-27
- Nominal diameter
- DN40
- Kvs
- 27 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS50-6,3
- Nominal diameter
- DN50
- Kvs
- 6.3 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS50-10
- Nominal diameter
- DN50
- Kvs
- 10 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS50-16
- Nominal diameter
- DN50
- Kvs
- 16 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS50-27
- Nominal diameter
- DN50
- Kvs
- 27 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS50-39
- Nominal diameter
- DN50
- Kvs
- 39 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN5
-
NTVS65-16
- Nominal diameter
- DN65
- Kvs
- 16 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN10
-
NTVS65-27
- Nominal diameter
- DN65
- Kvs
- 27 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN10
-
NTVS65-39
- Nominal diameter
- DN65
- Kvs
- 39 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN10
-
NTVS65-63
- Nominal diameter
- DN65
- Kvs
- 63 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN10
-
NTVS80-100
- Nominal diameter
- DN80
- Kvs
- 100 m3/h
- Stroke
- 20 mm
- Actuator
- RVAN10
-
NTVS100-160
- Nominal diameter
- DN100
- Kvs
- 160 m3/h
- Stroke
- 38 mm
- Actuator
- RVAN18
-
NTVS125-215
- Nominal diameter
- DN125
- Kvs
- 215 m3/h
- Stroke
- 40 mm
- Actuator
- RVAN25
-
NTVS150-310
- Nominal diameter
- DN150
- Kvs
- 310 m3/h
- Stroke
- 40 mm
- Actuator
- RVAN25
Specifications
| Application | Heating systems, cooling systems, district heating systems, district cooling systems, ventilation systems |
|---|---|
| Pressure rating | PN16 |
| Connection | Flanges according to EN 1092-2 |
| Flow characteristics | Equal percentage |
| Max. leakage | 0.0 % of the kvs value (PTFE gasket, carbon-filled 25 %, no leakage) / 0.05 % of kvs for NTVS…-…M models with metal packing |
| Media | Hot water, cold water, glycol-mixed water |
| Media temperature | -5…+185°C |
| Rangeability | 100:1 |
| Max. diff. pressure | 1600kPa |
| Body | Nodular cast iron (GJS) EN-JS1050 |
| Seat | Stainless steel 1.4301 (DN15…DN100) or gunmetal CC491K (RG5) (DN125…DN150) |
| Plug | Stainless steel 1.4305 (DN15…DN100) or gunmetal CC491K (RG5) (DN125…DN150) |
| Stem | Stainless steel 1.4305 |
| Lining | Stainless steel 1.4301 |
| Seat packing, soft seal | PTFE with 25 % carbon |
| Seat packing, metal seal | Stainless steel 1.4057 |
| Packing box | Dezincification resistant brass CW 602N, self-adjusting teflon |
| O-rings | Viton |
Software & documentation
Product sheet
Accessories
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