Industrietechnik

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.

Specifications

Software & documentation

Accessories

Articles

(20 st)

ZTV15-0-25

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.25 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV15-0-4

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.4 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV15-0-6

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.6 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV15-1-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

1 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV15-1-6

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

1.6 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV20-2-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

2 m³/h

Max. diff. pressure

250 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV20-2-5

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

2.5 m³/h

Max. diff. pressure

250 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV20-4-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

4 m³/h

Max. diff. pressure

150 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV20-6-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

6 m³/h

Max. diff. pressure

150 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

2-Way
ZTV25-7-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN25

Kvs

7 m³/h

Max. diff. pressure

70 kPa

Connection

G1"

Media temperature

1…110 °C

Valve Type

2-Way
ZTR15-0-25

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.25 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR15-0-4

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.4 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR15-0-6

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

0.6 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR15-1-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

1 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR15-1-6

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN15

Kvs

1.6 m³/h

Max. diff. pressure

350 kPa

Connection

G 1/2"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR20-2-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

2 m³/h

Max. diff. pressure

250 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR20-2-5

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

2.5 m³/h

Max. diff. pressure

250 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR20-4-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

4 m³/h

Max. diff. pressure

150 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR20-6-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN20

Kvs

6 m³/h

Max. diff. pressure

150 kPa

Connection

G 3/4"

Media temperature

1…110 °C

Valve Type

3-Way
ZTR25-7-0

Rangeability

50:1

Stroke

5.5 mm

Nominal diameter

DN25

Kvs

7 m³/h

Max. diff. pressure

70 kPa

Connection

G1"

Media temperature

1…110 °C

Valve Type

3-Way

Specifications

Specifications for ZTV / ZTR - 2- and 3-way control valves DN15-25, kvs 0.25-7.0, 5.5 mm stroke
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
Actuator connection	Standard for RVAZ4 actuators
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