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 mechanical self-powered CAV terminal units type EN

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

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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

Nominal sizes for TZ-Silenzio and TVZ125 – 400 mm
Nominal sizes for TVJ, TVT and EN200 × 100 – 1000 × 1000 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

,

Technische Daten zum Wärmeübertrager
Grundgeräte: TZ-Silenzio und TVZ

NG

qv [l/s]

qv [m³/h]

Δpst [Pa]

PWW 50/40, te = 16 °C

PWW 70/55, te = 16 °C

Φ [kW]

ta [°C]

qm [kg/h]

Δpv [kPa]

Φ [kW]

ta [°C]

qm [kg/h]

Δpv [kPa]

125155450,40

37,8

34

0,2

0,64

51,4

37

0,2

1253512610

0,77

34,3

66

0,7

1,24

45,5

71

0,8

1256021625

1,12

31,5

96

1,5

1,80

40,9

103

1,6

1259534255

1,49

29,1

128

2,5

2,41

37,0

138

2,7

125150540120

1,95

26,8

168

4,1

3,14

33,4

180

4,5

16025905

0,65

37,6

56

0,1

1,05

51,060

0,1

1606523415

1,36

33,4

117

0,5

2,20

44,0126

0,6

16010036025

1,82

31,1

157

0,9

2,93

40,3

1681,0
16017061270

2,53

28,3

217

1,7

4,07

35,9

233

1,9

160250900140

3,16

26,5

271

2,6

5,08

32,9

291

2,8

200401445

1,07

38,3

92

0,1

1,74

52,1

100

0,1

200110396102.4134.22070.43.8945.32230.4
20018064825

3,39

31,6

291

0,8

5,46

41,2

313

0,8

200280100850

4,48

29,3

385

1,3

7,22

37,4

414

1,4

2004051458100

5,58

27,4

480

1,9

8,98

34,4

515

2,1

250602165

1,58

37,9

136

0,2

2,56

51,4

147

0,2

25017061215

3,55

33,3

305

0,9

5,72

43,9

3281,0
250280100830

4,96

30,7

426

1,8

7,98

39,7

458

1,9

2504701692756,8028,0585

3,2

10,95

35,3

628

3,5

2506152214125

7,94

26,7

683

4,3

12,77

33,2

732

4,6

3151053785

2,75

37,7

236

0,5

4,44

51,1

255

0,5

31526595410

5,64

33,7

485

1,8

9,10

44,5

522

1,9

315420151225

7,72

31,3

664

3,1

12,44

40,6

713

3,4

315720259265

10,79

28,4

928

5,8

17,37

36,0996

6,3

31510253690125

13,23

26,7

1138

8,5

21,29

33,2

1221

9,2

4001706125

4,43

37,6

381

0,7

7,17

51,0411

0,7

4004451602159,30

33,3

800

2,5

15,0044,0860

2,8

400710255630

12,73

30,9

1094

4,5

20,51

40,0

1176

4,9

400125045008018,0028,01548

8,6

28,97

35,2

1661

9,4

40016806048135

21,32

26,5

1833

11,8

34,30

32,9

1966

12,8

Φ: Wärmeleistung
PWW: Pumpen-Warmwasserheizung Vorlauf-/Rücklauftemperatur
te: Lufteinströmtemperatur
ta: Luftausströmtemperatur


qv: Volumenstrom
qm: Massenstrom
Δpv: wasserseitige Druckdifferenz
Δpst: statische Druckdifferenz


 


Hinweis: Leistungsdaten nicht für Kaltwasserbetrieb ausgelegt.


 


 


 


 


 


Technische Daten  zum Wärmeübertrager
Grundgeräte: TVJ, TVT und EN

NG

qv [l/s]

qv [m³/h]

Δpst [Pa]

PWW 50/40, te = 16 °C

PWW 70/55, te = 16 °C

Φ [kW]

ta [°C]

qm [kg/h]

Δpv [kPa]

Φ [kW]

ta [°C]

qm [kg/h]

Δpv [kPa]

200 × 10040144250,7531,5640,51,2141,0690,5
200 × 10080288951,1527,9991,11,8535,21061,2
200 × 1001204322101,4526,01241,72,3332,11331,9
300 × 10060216251,1231,5971,31,8141,01041,4
300 × 100120432951,7227,91482,92,7835,21593,2
300 × 1001806482102,1726,01874,53,4932,12004,9
400 × 10080288251,5031,51292,72,4141,01382,9
400 × 100160576952,3027,91985,93,7035,22126,4
400 × 1002408642102,8926,02499,14,6532,12679,8
500 × 100100360251,8731,51614,73,0241,01735,1
500 × 100200720952,8727,924710,34,6235,226511,1
500 × 10030010802103,6226,031115,85,8232,133317,0
600 × 100120432252,2531,51931,53,6241,02071,6
600 × 100240864953,4527,92963,35,5535,23183,6
600 × 10036012962104,3426,03735,06,9832,14005,5
300 × 15090324251,6831,51454,02,7141,01564,3
300 × 150180648952,5927,92228,74,1635,22399,5
300 × 1502709722103,2526,028013,45,2432,130014,5
200 × 20080288251,5031,51293,22,4141,01383,5
200 × 200160576952,3027,91987,23,7035,22127,8
200 × 2002408642102,8926,024911,14,6532,126712,1
300 × 200120432252,2531,51931,63,6241,02071,8
300 × 200240864953,4527,92963,65,5535,23184,0
300 × 20036012962104,3426,03735,66,9832,14006,1
400 × 200160576252,9931,52573,24,8241,02773,5
400 × 2003201152954,6027,93957,27,4035,24247,8
400 × 20048017282105,7926,049811,09,3132,153412,1
500 × 200200720253,7431,53225,56,0341,03466,0
500 × 2004001440955,7527,949412,39,2535,253013,4
500 × 20060021602107,2326,062218,811,6332,166720,5
600 × 200240864254,4931,53861,57,2441,04151,6
600 × 2004801728956,9027,95933,311,1035,26363,6
600 × 20072025922108,6826,07465,013,9632,18005,5
700 × 2002801008258,4441,04842,38,4441,04842,3
700 × 2005602016958,0027,96914,712,9535,27425,2
700 × 200840302421016,2932,19347,916,2932,19347,9
800 × 2003201152259,6541,05533,29,6541,05533,2
800 × 2006402304959,2027,97906,614,8035,28487,1
800 × 200960345621018,6132,1106710,918,6132,1106710,9
400 × 250200720253,7431,53225,76,0341,03466,3
400 × 2504001440955,7527,949412,89,2535,253013,9
400 × 25060021602107,2326,062219,611,6332,166721,4
500 × 250250900254,6831,54023,67,5441,04323,9
500 × 2505001800957,1827,96188,011,5635,26638,7
500 × 25075027002109,0426,077712,214,5432,183413,3
600 × 2503001080255,6131,54835,69,0441,05196,1
600 × 2506002160958,6227,974112,413,8735,279513,4
600 × 250900324021010,8526,093319,017,4532,1100020,6
300 × 300180648253,3731,52904,65,4341,03115,1
300 × 3003601296955,1727,944510,38,3235,247711,3
300 × 30054019442106,5126,056015,910,4732,160017,4
400 × 300240864254,4931,53863,27,2441,04153,5
400 × 3004801728956,9027,95937,211,1035,26367,8
400 × 30072025922108,6826,074611,013,9632,180012,1
500 × 3003001080255,6131,54832,69,0441,05192,9
500 × 3006002160958,6227,97415,913,8735,27956,4
500 × 300900324021010,8526,09339,017,4532,110009,8
600 × 3003601296256,7331,55794,110,8541,06224,5
600 × 30072025929510,3427,98899,116,6535,29549,9
600 × 3001080388821013,0226,0111914,020,9432,1120115,2
700 × 3004201512257,8631,56766,012,6641,07266,5
700 × 30084030249512,0727,9103813,319,4235,2111414,4
700 × 3001260453621015,1926,0130620,324,4332,1140122,1
800 × 3004801728258,9831,57723,014,4741,08303,2
800 × 30096034569513,7927,911866,622,2035,212737,1
800 × 3001440518421017,3626,0149310,027,9232,1160110,9
900 × 30054019442510,1031,58693,916,2841,09334,3
900 × 300108038889515,5127,913348,724,9735,214329,5
900 × 3001620583221019,5226,0167913,431,4132,1180114,5
1000 × 30060021602511,2231,59655,118,0941,010375,5
1000 × 300120043209517,2427,9148211,327,7535,2159112,2
1000 × 3001800648021021,6926,0186617,334,9032,1200118,7
400 × 4003201152255,9931,55153,29,6541,05533,5
400 × 4006402304959,1927,97917,214,8035,28487,8
400 × 400960345621011,5726,099511,018,6132,1106712,1
500 × 4004001440257,4831,56435,512,0641,06916,0
500 × 40080028809511,4927,998812,318,5035,2106113,4
500 × 4001200432021014,4626,0124418,823,2732,1133420,5
600 × 4004801728259,9831,57722,914,4741,08303,2
600 × 40096034569513,7927,911866,522,2035,212737,1
600 × 4001440518421017,3626,014939,927,9232,1160110,8
700 × 40056020162510,4731,59016,816,8841,09687,3
700 × 400112040329516,0927,9138415,025,9035,2148516,2
700 × 4001680604821020,2526,0174122,932,5732,1186824,9
800 × 40064023042511,9731,510295,919,2941,011066,4
800 × 400128046089518,3927,9158113,029,6035,2169714,1
800 × 4001920691221023,1426,0199019,937,2332,1213421,6
900 × 40072025922513,4731,511583,921,7141,012444,3
900 × 400144051849520,6927,917798,733,3035,219099,5
900 × 4002160777621026,0326,0223913,441,8832,1240114,5
1000 × 40080028802514,9631,512875,124,1241,013835,5
1000 × 400160057609522,9827,9197711,336,9935,2212112,2
1000 × 4002400864021028,9326,0248817,346,5332,1266818,7
500 × 5005001800259,3531,58045,515,0741,08646,0
500 × 500100036009514,3627,9123512,323,1235,2132613,4
500 × 5001500540021018,0826,0155518,829,0832,1166720,5
600 × 50060021602511,2231,59655,618,0941,010376,1
600 × 500120043209517,2427,9148212,427,7535,2159113,4
600 × 5001800648021021,6926,0186619,034,9032,1200120,6
700 × 50070025202513,0931,511263,821,1041,012104,1
700 × 500140050409520,1127,917298,332,3735,218569,1
700 × 5002100756021025,3126,0217712,840,7232,1233413,9
800 × 50080028802514,9631,512875,224,1241,013835,7
800 × 500160057609522,9827,9197711,536,9935,2212112,5
800 × 5002400864021028,9326,0248817,746,5332,1266819,2
900 × 50090032402516,8331,514487,027,1341,015567,6
900 × 500180064809525,8627,9222415,441,6235,2238616,7
900 × 5002700972021032,5426,0279923,652,3532,1300125,5
1000 × 500100036002518,7031,516095,130,1541,017285,5
1000 × 500200072009528,7327,9247111,346,2435,2265112,2
1000 × 50030001080021036,1626,0310917,358,1732,1333518,7
600 × 60072025922513,4731,511584,121,7141,012444,5
600 × 600144051849520,6927,917799,133,3035,219099,9
600 × 6002160777621026,0326,0223914,041,8832,1240115,2
700 × 600

1167,5

302425

15,70

31,5

1351

6,0

25,30

41,0

1452

6,5

700 × 6002335604895

24,10

27,9

2075

13,3

38,80

35,2

2227

14,4

700 × 60025209072210

30,40

26,0

2612

20,3

48,90

32,1

2801

22,1

800 × 600960345629517,9631,515445,928,9441,016596,4
800 × 60019206912

387,5

27,5827,9237213,044,3935,2254514,1
800 × 60028801036848034,7126,0298519,955,8432,1320221,6
900 × 600108038882520,20

31,5

17,37

3,9

32,6041,01867

4,3

900 × 600216077769531,00

27,9

2668

8,7

49,90

35,2

2863

9,5

900 × 60032401166421039,0026,03358

13,4

62,80

32,1

3602

14,5

1000 × 60012004320

572,5

22,4531,519305,136,1841,020745,5
1000 × 6002400864066534,4727,9296511,355,4935,2318212,2
1000 × 600360012960

757,5

43,3926,0373117,369,8032,1400218,7
800 × 8001280460885023,9431,520595,938,5941,022126,4
800 × 80025609216

942,5

36,7727,9316213,059,1935,2339414,1
800 × 800384013824103546,2826,0398019,974,4532,1426921,6
900 × 800140051842526,90

31,5

2316

3,9

43,4041,02489

4,3

900 × 8002880103689541,40

27,9

3558

8,7

66,60

35,2

3818

9,5

900 × 80043201555221052,1026,04478

13,4

83,80

32,1

4802

14,5

1000 × 800160057602529,9331,525745,148,2341,027655,5
1000 × 8003200115209545,9727,9395311,373,9935,2424212,2
1000 × 80048001728021057,8526,0497517,393,0732,1533618,7
1000 × 1000200072002537,4131,532175,160,2941,034575,5
1000 × 10004000144009557,4627,9494111,392,4935,2530312,2
1000 × 100060002160021072,3126,0621917,3116,3332,1667018,7

Φ: Wärmeleistung
PWW: Pumpen-Warmwasserheizung Vorlauf-/Rücklauftemperatur
te: Lufteinströmtemperatur
ta: Luftausströmtemperatur


qv: Volumenstrom
qm: Massenstrom
Δpv: wasserseitige Druckdifferenz
Δpst: statische Druckdifferenz


 


Hinweis: Leistungsdaten nicht für Kaltwasserbetrieb ausgelegt.




 




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 / 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 / 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 × heightOrder 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

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For general question regarding products or services you can also call:
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