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.

Specifications

Software & documentation

Accessories

Articles

(35 st)

NTVS15-0,4

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN15

Kvs

0.4 m³/h

Max. diff. pressure

1600 kPa
NTVS15-1,0

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN15

Kvs

1 m³/h

Max. diff. pressure

1600 kPa
NTVS15-1,6

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN15

Kvs

1.6 m³/h

Max. diff. pressure

1600 kPa
NTVS15-2,7

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN15

Kvs

2.7 m³/h

Max. diff. pressure

1600 kPa
NTVS20-0,8

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN20

Kvs

0.8 m³/h

Max. diff. pressure

1600 kPa
NTVS20-1,6

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN20

Kvs

1.6 m³/h

Max. diff. pressure

1600 kPa
NTVS20-2,7

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN20

Kvs

2.7 m³/h

Max. diff. pressure

1600 kPa
NTVS20-3,9

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN20

Kvs

3.9 m³/h

Max. diff. pressure

1600 kPa
NTVS20-6,3

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN20

Kvs

6.3 m³/h

Max. diff. pressure

1600 kPa
NTVS25-1,6

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN25

Kvs

1.6 m³/h

Max. diff. pressure

1600 kPa
NTVS25-2,5

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN25

Kvs

2.5 m³/h

Max. diff. pressure

1600 kPa
NTVS25-4,0

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN25

Kvs

4 m³/h

Max. diff. pressure

1600 kPa
NTVS25-6,3

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN25

Kvs

6.3 m³/h

Max. diff. pressure

1600 kPa
NTVS25-10

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN25

Kvs

10 m³/h

Max. diff. pressure

1600 kPa
NTVS32-4,0

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN32

Kvs

4 m³/h

Max. diff. pressure

1600 kPa
NTVS32-6,3

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN32

Kvs

6.3 m³/h

Max. diff. pressure

1600 kPa
NTVS32-10

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN32

Kvs

10 m³/h

Max. diff. pressure

1600 kPa
NTVS32-16

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN32

Kvs

16 m³/h

Max. diff. pressure

1600 kPa
NTVS40-6,3

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN40

Kvs

6.3 m³/h

Max. diff. pressure

1600 kPa
NTVS40-10

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN40

Kvs

10 m³/h

Max. diff. pressure

1600 kPa
NTVS40-16

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN40

Kvs

16 m³/h

Max. diff. pressure

1600 kPa
NTVS40-27

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN40

Kvs

27 m³/h

Max. diff. pressure

1600 kPa
NTVS50-6,3

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN50

Kvs

6.3 m³/h

Max. diff. pressure

1600 kPa
NTVS50-10

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN50

Kvs

10 m³/h

Max. diff. pressure

1600 kPa
NTVS50-16

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN50

Kvs

16 m³/h

Max. diff. pressure

1600 kPa
NTVS50-27

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN50

Kvs

27 m³/h

Max. diff. pressure

1600 kPa
NTVS50-39

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN50

Kvs

39 m³/h

Max. diff. pressure

1600 kPa
NTVS65-16

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN65

Kvs

16 m³/h

Max. diff. pressure

1600 kPa
NTVS65-27

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN65

Kvs

27 m³/h

Max. diff. pressure

1600 kPa
NTVS65-39

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN65

Kvs

39 m³/h

Max. diff. pressure

1600 kPa
NTVS65-63

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN65

Kvs

63 m³/h

Max. diff. pressure

1600 kPa
NTVS80-100

Actuator connection

Standard for RVAN5.../RVAN10... actuators

Rangeability

100:1

Stroke

20 mm

Nominal diameter

DN80

Kvs

100 m³/h

Max. diff. pressure

1600 kPa
NTVS100-160

Actuator connection

Standard for RVAN18.../RVAN25... actuators

Rangeability

100:1

Stroke

38 mm

Nominal diameter

DN100

Kvs

160 m³/h

Max. diff. pressure

1600 kPa
NTVS125-215

Actuator connection

Standard for RVAN18.../RVAN25... actuators

Rangeability

100:1

Stroke

40 mm

Nominal diameter

DN125

Kvs

215 m³/h

Max. diff. pressure

1600 kPa
NTVS150-310

Actuator connection

Standard for RVAN18.../RVAN25... actuators

Rangeability

100:1

Stroke

40 mm

Nominal diameter

DN150

Kvs

310 m³/h

Max. diff. pressure

1600 kPa

Specifications

Specifications for NTVS - 2-way control valves, DN15-150, kvs 0.4-310, DIN-standard
Application	Heating, Cooling, District heating, District cooling
Pressure rating	PN16
Connection types	Flanged according to EN 1092-2
Flow characteristics	Equal percentage
Leakage	0.0 % of Kvs (PTFE gasket, carbon-filled 25 %, no leakage)
Media	Hot water, Cold water, Glycol-mixed water (max. 50 % glycol)
Closing direction	When stem is pushed inward
Media temperature	-5…185 °C
Body	Nodular (ductile) cast iron EN-GJS-500-7, EN-JS1050
Seat	Stainless steel 1.4301
Plug	Stainless steel 1.4305
Stem	Stainless steel 1.4305
Seat packing	PTFE (carbon filled 25 %)
O-rings	Viton
Stuffing box	Dezincification resistant brass CW511L
Lining	Stainless steel 1.4301