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CWA • Hot water coil

  • Circular heater
  • Hot water
  • Duct

Circular hot water heating battery, easy to install and with a removable service panel allowing acces for cleaning the coil

Application

  • Zone heating

Material

  • Casing made of galvanised sheet steel, the circular connections are equipped with an EPDM rubber.
  • The coil consists of copper tubes with aluminium fins.

Mounting

  • round ducts

Accessoires

  • 2 or 3-way regulation valves, type QCV-2 or QCV-3

Text for tender

Copy
  • The heating coil shall be out of copper tubes with aluminium fins, the copper tubes shall be positioned zig-zag this for an effective and econmic heat transfer from the circulated heating medium to the air. The casing of the heating coil shall be made of galvanised steel sheet with circular connections with on each connection a solid EPDM rubber. The casing of the heating coil shall have a removable service panel this to inspect the coil and clean it.

Order example

CWA, 200 + N2, D10 + T24SR

Explanation

CWA = Type warmwater heater

200 = Diameter in mm, (see table)

Accessories

N2 = 2-way valve, N3 = 3-way valve

D10 = Connection diameter (selection made by means of the KVS value), (see table)

T24SR = Modulating valve actuator, T24 = On/off valve actuator 24V, T230 = On/off valve actuator 230V

Technical data

 Q [m³/h]ΔP [Pa]ti [C°]Tw 90°/70°CTw 80°/60°CTw 60°/40°C
tu [C°]P [kW]Qw [l/s]ΔPw [kPa]tu [C°]P [kW]Qw [l/s]ΔPw [kPa]tu [C°]P [kW]Qw [l/s]ΔPw [kPa]

CWA 100

6010,99-2551,621,540,020,7542,451,360,020.6221,920,940,010,35
11,37-1553,61,380,020,6244,331,200,010.5024,060,790,010,26
11,56-1054,551,300,020,5645,221,110,010,4425,760,720,010,22
11,95056,391,140,010,4446,850,950,010.3329,160,590,010,16
12,371058,090,980,010,3448,150,770,010,2332,590,460,010,10
11023,14-2540,672,420,031,6832,822,130,031.3816,161,520,020,81
23,98-1543,812,170,031,3835,921,880,021.1018,841,250,020,58
24,41-1045,352,050,031,2437,441,750,020,9720,011,110,010,47
25,29048,371,790,020,9840,391,500,020,7423,620,820,010,28
26,221051,311,540,020,7543,211,230,020,5227,030,630,010,18
17041,02-2532,313,270,042,8725,452,880,042,3411,082,060,021,38
42,57-1536,322,930,042,3629,442,540,031,8714,871,700,020,99
43,36-1038,32,760,032,1231,402,360,031,6516,681,520,020,81
45,00042,22,420,031,6735,272,020,031,2519,951,140,010,49
46,731046,042,070,031,2739,041,670,020,8923,40,770,010.25

CWA 125

9017,96-2544,432,100,031,3036,141,850,021,0718,321,310,020,62
18,60-1547,171,880,021,0738,831,630,020,8520,411,070,010,44
18,92-1048,511,770,020,9640,141,520,020,7521,150,940,010,35
19,59051,141,550,020,7642,661,290,020,5724,440,740,010,23
20,301053,671,330,020,5845,011,060,010,4128,820,570,010,15
18044,31-2531,213,390,043,0724,482,990,042,5010,402,140,031,47
46,00-1535,333,040,042,5228,582,630,032,0014,321,770,021,06
46,86-1037,372,860,042,2630,602,460,031,7616,211,580,020,87
48,64041,392,510,031,7934,592,100,031,3319,651,190,010,53
50,531045,342,150,031,3638,491,730,020,9522,960,790,010,26
27085,23-2523,514,390,054,8817,673,860,053,975,572,770,032,33
87,92-1528,423,940,054,0022,583,410,043,1610,382,300,031,68
89,29-1030,863,710,053,5925,003,170,042,7912,742,060,021,38
92,16035,683,240,042,8329,812,710,032,1017,291,570,020,86
95,231040,452,780,032,1434,552,240,031,5021,171,020,010,40

CWA 160

1406,51-2548,373,450,045,1340,623,080,044,3224,92,340,032,85
6,74-1551,243,110,044,2943,482,750,033,5327,682,010,022,17
6,85-1052,652,950,043,8944,882,580,033,1629,031,840,021,86
7,10055,412,610,033,1447,622,250,032,4731,611,490,021,30
7,351058,102,280,032,4650,281,910,021,8533,941,130,010,81
29017,51-2534,335,770,0712,9228,025,160,0610,8115,283,920,057,04
18,15-1538,585,220,0610,7732,274,600,068,8119,483,360,045,36
18,45-1040,694,940,069,7634,364,320,057,8821,553,070,044,59
19,16044,834,380,057,8638,363,760,056,1425,612,500,033,19
19,881048,913,810,056,1542,563,190,044,5929,551,920,022,00
43031,40-2526,747,460,0920,5421,236,670,0817,1410,105,060,0611,10
32,38-1531,746,750,0817,1226,215,950,0713,9615,054,340,058,43
32,89-1034,216,390,0815,5028,685,590,0712,4717,493,970,057,21
34,15039,15,660,0712,4733,564,860,069,7122,323,230,045,01
35,471043,934,930,069,7338,374,120,057,2427,062,480,033,14

CWA 200

22515,42-2544,795,270,0610,9737,404,710,069,1922,473,580,046,01
15,97-1547,994,760,069,1440,604,200,057,4925,623,070,044,57
16,25-1049,574,500,068,2842,173,940,056,6927,162,810,033,91
16,83052,673,990,056,6745,263,430,045,2230,162,280,032,73
17,441055,703,480,045,2148,272,910,043,9033,021,750,021,71
45540,29-2530,918,540,1026,224,957,630,0921,8312,935,790,0714,09
41,82-1535,487,710,0921,7929,516,800,0817,7517,454,960,0610,69
42,60-1037,747,300,0919,7231,766,380,0815,8519,694,540,059,13
44,22042,206,470,0815,8536,225,550,0712,3224,103,690,046,34
45,941046,605,630,0712,3440,604,710,069,1728,422,830,033,97
68081,64-2523,1610,990,1341,4718,029,810,1234,467,637,440,0922,09
84,28-1528,489,930,1234,4723,338,750,1127,9912,916,370,0816,72
85,63-1031,129,390,1231,1725,968,210,1024,9715,535,830,0714,27
88,44036,358,320,1025,0131,177,140,0919,3720,724,740,069,88
91,441041,517,240,0919,4536,336,050,0714,3925,823,640,046,17

CWA 250

36010,92-2543,358,260,105,8236,067,380,094,8721,285,590,073,17
11,31-1546,357,460,094,8539,386,570,083,9724,534,780,062,40
11,51-1048,327,060,094,3941,016,170,083,5426,124,370,052,05
11,93051,556,250,083,5344,225,360,072,7629,213,540,041,42
12,361054,705,440,072,7647,354,550,062,0632,082,690,030,88
71028,15-2530,1213,130,1613,4324,2111,720,1411,1912,258,870,117,19
29,21-1534,7611,860,1511,1828,8310,450,139,0916,847,590,095,44
29,75-1037,0511,220,1410,1131,129,810,128,1219,106,940,084,65
30,87041,589,940,128,1235,648,520,106,3023,565,630,073,21
32,061046,048,650,116,3240,097,220,094,6927,914,300,051,99
105054,80-2522,7016,800,2121,0317,5714,990,1817,467,2111,340,1411,15
56,57-1528,0615,180,1917,4822,9213,370,1614,1812,539,700,128,43
57,48-1030,7214,360,1815,8125,5712,650,1512,6515,168,870,117,19
59,37035,9812,720,1612,6830,8210,900,139,8120,377,200,094,96
61,391041,1811,060,149,8636,019,230,117,2825,495,490,073,07

CWA 315

56010,69-2543,8612,940,166,6136,5511,570,145,5321,758,780,113,58
11,07-1547,1611,690,145,5039,8410,310,134,5024,987,520,097,52
11,26-1048,7911,060,144,9841,469,680,124,0226,556,880,082,32
11,67051,989,800,124,0144,638,420,103,1329,625,580,071,61
12,091055,108,540,103,1347,737,140,092,3332,504,260,051,00
112028,05-2530,3520,800,2515,6424,4418,570,2313,0012,5014,090,178,33
29,10-1534,9818,790,2313,0129,0516,560,2010,5717,0812,060,156,31
29,64-1037,2617,780,2211,7631,3415,550,199,4319,3411,040,135,38
30,76041,7915,760,199,4535,8513,520,167,3223,808,970,113,72
31,941046,2413,720,177,3540,2911,470,145,4428,156,970,082,32
168055,96-2522,6526,850,3324,9617,5523,980,2920,697,2518,170,2213,17
57,78-1528,0324,270,3020,7322,9221,380,2616,7912,5915,560,199,95
58,70-1030,6922,970,2818,7525,5820,080,2514,9715,2314,230,178,49
60,64035,9720,350,2515,0330,8517,440,2111,6020,4611,570,145,85
62,701041,1917,710,2211,6736,0514,790,188,6125,618,860,113,64

CWA 400

90012,10-2542,4020,350,2510,1835,2918,210,228,4920,9313,870,175,49
12,54-1545,8718,400,238,4738,7516,240,206,9124,3411,890,144,17
12,76-1047,5817,410,217,6740,4515,260,196,1726,0210,890,133,56
13,22050,9415,440,196,1743,8013,270,164,8029,288,870,112,47
13,701054,2413,460,174,8147,0811,280,143,5832,416,810,081,55
180032,10-2528,8532,520,4023,9923,1429,070,3519,9111,6222,110,2712,72
33,32-1533,6529,400,3619,9427,9325,940,3216,1716,3818,960,239,63
33,94-1036,0227,830,3418,0330,3024,370,3014,4318,7317,370,218,23
35,22040,7224,680,3014,4734,9821,200,2611,2023,3614,160,175,70
36,591045,3421,500,2611,2639,5918,000,228,3227,9110,890,133,56
270066,16-2521,2141,850,5138,1716,3037,400,4631,606,4028,440,3420,07
68,33-1526,7537,840,4631,7121,8333,380,4125,6411,9024,370,3015,17
69,44-1029,5035,820,4428,6624,5731,350,3822,8614,6222,330,2712,94
71,76034,9431,760,3922,9730,0027,270,3317,7120,0218,190,228,94
74,221040,3227,670,3417,8435,3723,150,2813,1425,3413,990,175,58

CWA 500

140013,58-2540,5730,800,388,3433,6227,540,346,9419,5820,940,254,48
14,07-1544,2127,840,346,9337,2524,560,305,6523,1617,930,223,39
14,32-1046,0026,340,326,2739,0423,060,285,0424,9116,420,202,90
14,84049,5323,350,295,0442,5520,060,243,9228,3513,360,162,01
15,391052,9920,350,253,9345,9917,030,212,9231,6310,230,121,25
250030,81-2529,2445,490,5617,0023,4740,650,5014,1111,8230,870,379,00
31,97-1533,9941,120,5014,1328,2136,260,4411,4516,5226,450,326,81
32,57-1036,3438,920,4812,7730,5534,050,4210,2118,8424,220,295,81
33,80040,9834,500,4210,2535,1829,610,367,9223,4319,710,244,02
35,111045,5630,050,377,9739,7525,130,315,8927,9115,130,182,50
350055,51-2522,8656,200,6925,0717,7650,200,6120,757,4638,110,4613,17
57,31-1528,2350,800,6220,8223,1244,780,5516,8412,7932,640,409,95
58,23-1030,8948,080,5918,8225,7742,050,5115,0115,4329,890,368,49
60,15036,1642,610,5215,0831,0336,560,4511,6320,6524,320,295,86
62,191041,3737,100,4511,7036,2331,020,388,6225,7918,660,233,64

Symbols & specifications

  • Q = air flow
  • ΔP = pressure loss air
  • ti = inlet air temperature
  • tu = outlet air temperature
  • P = power of the battery
  • Qw = water flow
  • ΔPw = pressure loss of water
  • Tw = water temperature in/out

Dimensions

Type A [mm]B [mm]C [mm]a [mm]b [mm]c [mm]ød [mm]DNL [mm]øD [mm]Kg
CWA 100258190333178138270181/2"2921004.17
CWA 125258190333148138270181/2"2921254.12
CWA 160 333262391126213270181/2"3641606.1
CWA 200333262351126213270181/2"3642006.05
CWA 250408394371122283270221/2"53025010.6
CWA 315482456371151350270221/2"62431513.3
CWA 400557548471151383270223/4"71640017.13
CWA 500582728368122449270223/4"86050022.03
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