WT_img_01psd.png
Heat exchangers Type WT

WT_img_02psd.png
Heat exchanger with copper tubes and aluminium fins

Heat exchanger with copper tubes and aluminium fins

WT_img_01psd.png
WT_img_02psd.png

WT

For the reheating of airflows in rectangular ducting

Rectangular hot water heat exchanger for the reheating of airflows, suitable for air terminal units type TVZ, TZ-Silenzio, TVJ, TVT and mechanically self-powered CAV terminal units type EN

  • Only for hot water operation up to 100 °C
  • Horizontal water connection
  • Copper tubes are arranged in two rows with aluminium blades
  • Maximum water-side operating pressure is 16 bar
  • Casing air leakage according to EN 15727, class D; class C applies for H ≤ 400

General information

Application

  • Hot water heat exchanger for reheating the airflow in rectangular ducts
  • For VAV terminal units TVZ, TZ-Silenzio, TVJ, and TVT, and for CAV controllers EN
  • Only for hot water operation up to 100 °C
  • Construction not designed for and performance data not applicable to cold water operation

Nominal sizes 

  • 125, 160, 200, 250, 315, 400 for TZ-Silenzio and TVZ
  • 46 nominal sizes from 200 x 100 to 1000 x 1000 for TVJ, TVT and EN

Parts and characteristics

  • Ready-to-install heat exchanger
  • Copper tubes arranged in two rows

Construction features

  • Rectangular casing
  • Flanges on both ends for the connection to ductwork
  • Maximum water-side operating pressure is 16 bar
  • Horizontal water connection
  • Water connection with external thread

Material and surfaces

  • Casing made of galvanised sheet steel
  • Copper pipes
  • Aluminium fins

Standards and guidelines

  • Casing air leakage according to EN 15727, class D; class C applies for H ≤ 400


Maintenance

  • Maintenance-free as construction and materials are not subject to wear

Technical information

Technical data, Quick sizing, Specification text, Order code

  • TECHNICAL DATA
  • QUICK SIZING
  • SPECIFICATION TEXT
  • ORDER CODE

For basic device TZ-Silenzio and TVZ

Nominal sizes for TZ-Silenzio and TVZ125 – 400 mm
Volume flow rate range15 – 6000 l/s or 54 – 21600 m³/h
Thermal output0.4 – 117 kW

Maximum hot water temperature

100 °C

Maximum water-side operating pressure

16 bar

Water-side differential pressure

0.1 – 25 kPa

Air-side static differential pressure

25 – 210 Pa


 For basic device TVJ, TVT and EN

Nominal sizes for TVJ, TVT and EN200 × 100 – 1000 × 1000 mm
Volume flow rate range15 – 6000 l/s or 54 – 21600 m³/h
Heating capacity0.4 – 117 kW

Maximum hot water temperature

100 °C

Maximum water-side operating pressure

16 bar

Water-side differential pressure

0,2 – 44 kPa

Air-side static differential pressure

7 – 291 Pa

Technical data of the heat exchanger
Basic units: TZ-Silenzio and TVZ

NS

qv

Δpv [Pa]

PWW 50/40, te = 16 °C

[l/s]

[m3/h]

Φ [W]

ta [°C]

square metre [l/h]

Dpw [kPa]

1251450344742.2390.3
125341231283736730.9
12554196241,11832.7971.5
12575269391,34530.71172.1
12595342571,53929.21342.7
1602483373741.6630.1
16056203131,35335.51180.5
16090324271,80332.31570.9
160123444432,16430.31881.2
160156564622,47328.92151.6
2003713321,24143.41080.1
2008932182,34337.42040.4
200142510183,15334.12740.6
20019469829

3.810

323310.9
200246886414,37330.53801.2
2505820831,841421600.3
250140504123,39935.82960.8
250222800254,52332.63931.4
2503041,095405,43130.54722
2503861,39158

6.210

29.15402.6
3159634433,053422660.6
315226812125,55136.14831.7
315356

1,280

247,36832.96412.8
3154861,748388,84530.87693.9
3156152,2165410,11129.48795
40015756334,97241.74290.8
4003661,318128,92535.97762.3
4005762,0732411,81832.71,0283.9
4007862,8283914,16930.71,2325.4
4009953,5835616,18529.21,4076.9

Φ: Thermal output
PPW/heating coil: Pumped hot water heating system, flow temperature/return temperature
te: Inlet airflow temperature
ta: Outlet airflow temperature

qv: Volume flow rate
qm: Mass flow rate
Δpv: Water-side differential pressure
Δpst: Static differential pressure

Note: Performance data not applicable to cold water operation.



Technical data of the heat exchanger

Basic units: TVJ, TVT and EN

NS

qv

Δpv [Pa]

PWW 50/40, te = 16 °C
[l/s]

[m3/h]

Φ [W]

ta [°C]

square metre [l/h]Dpw [kPa]
200 × 100

17

58

7

443

38.4

39

0.2

200 × 100

88

317

97

1,225

27.3

106

1.3

200 × 100

160

576

291

1,664

24.5

145

2.3

200 × 200

33

116

7

886

38.4

77

1.2

200 × 200

176

634

97

2,449

27.3

213

8.3

200 × 200

320

1,152

291

3,328

24.5

289

14.7

300 × 100

25

87

7

665

38.4

58

0.5

300 × 100

132

476

97

1,838

27.3

160

3.4

300 × 100

240

864

291

2,496

24.5

217

5.9

300 × 150

83

296

25

1,682

32.7

146

4

300 × 150

221

796

117

2,920

26.8

254

11.2

300 × 150

360

1,296

291

3,744

24.5

326

17.7

300 × 200

49

173

7

1,324

38.4

115

0.6

300 × 200

264

950

97

3,672

27.3

319

3.9

300 × 200

480

1,728

291

4,992

24.5

434

7

300 × 300

167

600

25

3,390

32.6

295

4.6

300 × 300

443

1,596

118

5,847

26.7

508

12.7

300 × 300

720

2,592

291

7,489

24.5

651

20.2

400 × 100

69

245

22

1,432

33.1

125

2.5

400 × 100

194

698

115

2,577

26.8

224

7.5

400 × 100

320

1,152

291

3,328

24.5

289

12

400 × 200

65

231

7

1,767

38.4

154

1.2

400 × 200

352

1,268

97

4,899

27.3

426

7.8

400 × 200

640

2,304

291

6,657

24.5

579

13.9

400× 250

201

720

28

3,943

32.1

343

6.2

400 × 250

500

1,800

121

6,548

26.7

569

15.9

400 × 250

800

2,880

291

8,321

24.5

724

24.9

400 × 300

223

800

25

4,520

32.6

393

3.2

400 × 300

591

2,128

118

7,796

26.7

678

8.8

400 × 300

960

3,456

291

9,985

24.5

868

13.9

400 × 400

309

1,112

27

6,178

32.3

537

3.3

400 × 400

794

2,860

120

10,438

26.7

908

8.8

400 × 400

1,280

4,608

291

13,313

24.5

1,158

13.9

500 × 100

86

306

22

1,789

33.2

156

4.4

500 × 100

243

873

115

3,222

26.8

280

13

500 × 100

400

1,440

291

4,160

24.5

362

20.8

500 × 200

81

288

7

2,205

38.5

192

2

500 × 200

440

1,584

97

6,121

27.3

532

13.5

500 × 200

800

2,880

291

8,321

24.5

724

23.8

500 × 250

236

846

26

4,751

32.5

413

3.6

500 × 250

618

2,223

119

8,133

26.7

707

9.7

500 × 250

1,000

3,600

291

10,401

24.5

905

15.4

500 × 300

278

1,000

25

5,650

32.6

491

2.6

500 × 300

739

2,660

118

9,745

26.7

847

7.1

500 × 300

1,200

4,320

291

12,481

24.5

1,085

11.3

500 × 400

361

1,296

24

7,407

32.8

644

5.3

500 × 400

980

3,528

117

12,957

26.8

1,127

15

500 × 400

1,600

5,760

291

16,642

24.5

1,447

23.8

500 × 500

448

1,611

24

9,228

32.8

802

5.3

500 × 500

1,224

4,406

117

16,189

26.8

1,408

14.9

500 × 500

2,000

7,200

291

20,802

24.5

1,809

23.8

600 × 100

102

367

22

2,146

33.2

187

1.3

600 × 100

291

1,048

115

3,867

26.8

336

3.9

600 × 100

480

1,728

291

4,992

24.5

434

6.3

600 × 100

97

346

7

2,648

38.4

230

0.5

600 × 200

528

1,901

97

7,346

27.3

639

3.5

600 × 200

960

3,456

291

9,985

24.5

868

6.3

600 × 250

301

1,080

28

5,914

32.1

514

6

600 × 250

750

2,700

121

9,821

26.7

854

15.4

600 × 250

1,200

4,320

291

12,481

24.5

1,085

23.9

600 × 300

334

1,200

25

6,780

32.6

590

4.1

600 × 300

887

3,192

118

11,694

26.7

1,017

11.1

600 × 300

1,440

5,184

291

14,977

24.5

1,302

17.6

600 × 400

451

1,620

26

9,108

32.5

792

2.9

600 × 400

1,185

4,266

118

15,611

26.7

1,358

7.9

600 × 400

1,920

6,912

291

19,970

24.5

1,737

12.4

600 × 500

537

1,933

24

11,073

32.8

963

5.3

600 × 500

1,468

5,286

117

19,425

26.8

1,689

15.1

600 × 500

2,400

8,640

291

24,962

24.5

2,171

23.9

600 × 600

667

2,400

25

13,561

32.6

1,179

4.1

600 × 600

1,773

6,384

118

23,388

26.7

2,034

11.1

600 × 600

2,880

10,368

291

29,955

24.5

2,605

17.6

700 × 200

238

855

22

5,003

33.2

435

1.9

700 × 200

679

2,444

115

9,021

26.8

784

5.6

700 × 200

1,120

4,032

291

11,649

24.5

1,013

9.1

700 × 300

389

1,400

25

7,910

32.6

688

5.9

700 × 300

1,034

3,724

118

13,643

26.7

1,186

16.2

700 × 300

1,680

6,048

291

17,474

24.5

1,520

25.6

700 × 400

541

1,945

27

10,808

32.3

940

7

700 × 400

1,390

5,004

120

18,265

26.7

1,588

18.4

700 × 400

2,240

8,064

291

23,298

24.5

2,026

28.9

700 × 500

627

2,255

24

12,918

32.8

1,123

3.6

700 × 500

1,713

6,168

117

22,664

26.8

1,971

10.1

700 × 500

2,800

10,080

291

29,123

24.5

2,533

16

700 × 600

778

2,800

25

15,821

32.6

1,376

5.9

700 × 600

2,069

7,448

118

27,286

26.7

2,373

16.2

700 × 600

3,360

12,096

291

34,947

24.5

3,039

25.6

700 × 700

930

3,345

26

18,720

32.4

1,628

9.1

700 × 700

2,424

8,728

119

31,908

26.7

2,775

24.3

700 × 700

3,920

14,112

291

40,772

24.5

3,546

38.3

800 × 200

272

977

22

5,718

33.2

497

1

800 × 200

776

2,792

115

10,307

26.8

896

3

800 × 200

1,280

4,608

291

13,313

24.5

1,158

4.9

800 × 300

445

1,600

25

9,040

32.6

786

2.9

800 × 300

1,182

4,256

118

15,592

26.7

1,356

7.9

800 × 300

1,920

6,912

291

19,970

24.5

1,737

12.5

800 × 400

618

2,223

27

12,352

32.3

1,074

6.1

800 × 400

1,589

5,720

120

20,876

26.7

1,815

16

800 × 400

2,560

9,216

291

26,627

24.5

2,316

25

800 × 500

716

2,577

24

14,763

32.8

1,284

5

800 × 500

1,958

7,048

117

25,899

26.8

2,252

14

800 × 500

3,200

11,520

291

33,283

24.5

2,894

22.2

800 × 600

889

3,200

25

18,081

32.6

1,572

5.8

800 × 600

2,364

8,512

118

31,184

26.7

2,712

15.8

800 × 600

3,840

13,824

291

39,940

24.5

3,473

25

800 × 700

1,062

3,822

26

21,391

32.4

1,860

9.1

800 × 700

2,771

9,975

119

36,466

26.7

3,171

24.2

800 × 700

4,480

16,128

291

46,597

24.5

4,052

38.1

800 × 800

1,235

4,445

27

24,701

32.3

2,148

6.1

800 × 800

3,177

11,438

120

41,748

26.7

3,630

16

800 × 800

5,120

18,432

291

53,253

24.5

4,631

25

900 × 300

501

1,800

25

10,170

32.6

884

3.9

900 × 300

1,330

4,788

118

17,541

26.7

1,525

10.6

900 × 300

2,160

7,776

291

22,466

24.5

1,954

16.7

900 × 400

695

2,501

27

13,897

32.3

1,208

4.1

900 × 400

1,787

6,434

120

23,484

26.7

2,042

10.7

900 × 400

2,880

10,368

291

29,955

24.5

2,605

16.7

900 × 500

806

2,899

24

16,607

32.8

1,444

6.7

900 × 500

2,203

7,930

117

29,139

26.8

2,534

18.7

900 × 500

3,600

12,960

291

37,444

24.5

3,256

29.7

900 × 600

1,000

3,599

25

20,338

32.6

1,769

11.2

900 × 600

2,660

9,576

118

35,082

26.7

3,051

30.3

900 × 600

4,320

15,552

291

45,291

24.1

3,721

43.6

900 × 700

1,195

4,300

26

24,066

32.4

2,093

12.2

900 × 700

3,117

11,222

119

41,025

26.7

3,568

32.5

900 × 700

5,040

18,144

291

53,137

23.8

4,186

43.6

900 × 800

1,390

5,001

27

27,874

32.2

2,400

13

900 × 800

3,574

12,868

120

46,967

26.7

4,084

34.3

900 × 800

5,760

20,736

291

60,982

23.6

4,651

43.6

900 × 900

1,584

5,701

27

31,510

32.2

2,740

11.8

900 × 900

4,032

14,514

120

52,910

26.7

4,601

30.6

900 × 900

6,480

23,328

291

67,936

24.1

5,582

43.6

1000 × 300

556

2,000

25

11,301

32.6

983

5.1

1000 × 300

1,478

5,320

118

19,490

26.7

1,695

13.7

1000 × 300

2,400

8,640

291

24,962

24.5

2,171

21.7

1000 × 400

772

2,778

27

15,438

32.3

1,343

5.3

1000 × 400

1,986

7,149

120

26,093

26.7

2,269

13.9

1000 × 400

3,200

11,520

291

33,283

24.5

2,894

21.7

1000 × 500

895

3,221

24

18,452

32.8

1,605

4.9

1000 × 500

2,447

8,810

117

32,374

26.8

2,815

13.7

1000 × 500

4,000

14,400

291

41,604

24.5

3,618

21.7

1000 × 600

1,111

3,999

25

22,598

32.6

1,965

5.1

1000 × 600

2,956

10,640

118

38,980

26.7

3,390

13.7

1000 × 600

4,800

17,280

291

49,925

24.5

4,342

21.7

1000 × 700

1,328

4,778

26

26,740

32.4

2,325

4

1000 × 700

3,464

12,469

119

45,583

26.7

3,964

10.6

1000 × 700

5,600

20,160

291

58,246

24.5

5,065

16.6

1000 × 800

1,544

5,556

27

30,876

32.3

2,685

5.3

1000 × 800

3,972

14,298

120

52,186

26.7

4,538

13.9

1000 × 800

6,400

23,040

291

66,567

24.5

5,789

21.7

1000 × 900

1,760

6,335

27

35,013

32.2

3,045

4.4

1000 × 900

4,480

16,128

120

58,791

26.7

5,113

11.4

1000 × 900

7,200

25,920

291

74,887

24.5

6,512

17.9

1000 × 1000

1,976

7,113

28

39,144

32.1

3,404

5.4

1000 × 1000

4,988

17,956

121

65,392

26.7

5,687

13.9

1000 × 1000

8,000

28,800

291

83,208

24.5

7,236

21.7

Φ: Thermal output
PPW/heating coil: Pumped hot water heating system, flow temperature/return temperature
te: Inlet airflow temperature
ta: Outlet airflow temperature

qv: Volume flow rate
qm: Mass flow rate
Δpv: Water-side differential pressure
Δpst: Static differential pressure

Note: Performance data not applicable to cold water operation.


Rectangular hot water heat exchangers for reheating the airflow in ventilation and air conditioning systems.

Dimensions fit VAV terminal units TVZ, TZ-Silenzio, TVJ, and TVT as well as CAV terminal units EN.
Both ends suitable for the connection of air duct profiles.
Casing air leakage according to EN 15727, class D; class C applies for H ≤ 400


Material and surfaces

  • Casing made of galvanised sheet steel
  • Copper pipes
  • Aluminium fins

Technical data

  • Volume flow rate range: 15 – 6000 l/s or 54 – 21600 m³/h
  • Thermal output: 0.4 – 117 kW
  • Maximum water temperature: 100 °C
  • Maximum water-side operating pressure: 16 bar
  • Water-side differential pressure: 0.1 – 25 kPa
  • Static differential pressure: 25 – 210 Pa

Sizing data

  • qv  (m³/h)
  • te [°C]
  • PWW [°C]
  • Φ [kW]

WT
WT / 160
||
12
1 Type
WT
Hot water heat exchanger for air terminal units type TZ-Silenzio and TVZ

2 Nominal size [mm]
125, 160, 200, 250, 315, 400


Order example: WT/200

TypeWT - Hot water heat exchanger
Nominal size [mm]200
WT
WT / 400 × 200
||
12
1 Type
WT
Hot water heat exchanger for CAV terminal units EN and for air terminal units TVJ, TVT and TVE-Q

2 Nominal size [mm]
Specify width × height


Order example: WT/400×200

TypeWT - Hot water heat exchanger
Nominal size [mm]Width 400, height 200

Installation details

  • INSTALLATION DETAILS

  • Installation in horizontal or vertical ducts independent of airflow direction
  • Water connection must be horizontal
  • Capacity control and supply connections to be provided by others
  • Vents and drainage by others
  • Installation downstream of a volume flow controller is perfectly possible

Downloads

informazioni di prodotto

certificati

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Grazie per il tuo messaggio!

Il tuo messaggio è stato inviato e sarà processato a breve.
Il nostro dipartimento per la gestione delle richieste ti contatterà appena possibile.
Per domande di carattere generale riguardanti i nostri prodotti o servizi, è possibile contattare:
Tel.: +39 029829741 | Fax: +39 029829760