
23
Air conditioning unit -
TDA range
Selection, installation, use and maintenance manual
HEA
TING
TDA 21
Temp. of inlet water: 70 °C
Temp. of outlet water: 60 °C
3-row coil (version P)
4-row coil (version /4)
P (m³/h)
Tia (*C)
UmRel (%)
Qtot (kW)
WtrFlow (l/h)
WtrDP (kPa)
Qtot (kW)
WtrFlow (l/h)
WtrDP (kPa)
1200
-5
50
26.7
2339
12
29.3
2566
10
1200
0
50
24.5
2147
10
26.9
2353
9
1200
5
50
22.4
1960
9
24.5
2147
8
1200
10
50
20.3
1777
7
22.2
1946
6
1200
15
50
18.2
1598
6
20.0
1750
5
1200
20
50
16.3
1423
5
17.8
1559
4
1400
-5
50
30.2
2643
15
33.4
2926
13
1400
0
50
27.7
2427
13
30.7
2685
11
1400
5
50
25.3
2216
11
28.0
2449
10
1400
10
50
22.9
2009
9
25.4
2220
8
1400
15
50
20.6
1807
7
22.8
1997
7
1400
20
50
18.4
1609
6
20.3
1779
5
1600
-5
50
33.5
2933
18
37.4
3272
16
1600
0
50
30.8
2693
15
34.3
3003
14
1600
5
50
28.1
2460
13
31.3
2740
12
1600
10
50
25.5
2231
11
28.4
2484
10
1600
15
50
22.9
2006
9
25.5
2234
8
1600
20
50
20.4
1787
7
22.7
1990
7
1800
-5
50
36.6
3209
21
41.2
3606
19
1800
0
50
33.7
2948
18
37.8
3309
17
1800
5
50
30.7
2692
15
34.5
3020
14
1800
10
50
27.9
2442
13
31.3
2738
12
1800
15
50
25.1
2197
10
28.1
2463
10
1800
20
50
22.3
1956
8
25.1
2194
8
2000
-5
50
39.7
3474
24
44.9
3928
23
2000
0
50
36.5
3192
21
41.2
3605
19
2000
5
50
33.3
2916
17
37.6
3291
16
2000
10
50
30.2
2645
15
34.1
2984
14
2000
15
50
27.2
2379
12
30.6
2684
11
2000
20
50
24.2
2119
10
27.3
2391
9
2200
-5
50
42.6
3729
27
48.4
4240
26
2200
0
50
39.1
3427
23
44.4
3892
22
2200
5
50
35.7
3131
20
40.6
3553
19
2200
10
50
32.4
2840
17
36.8
3222
16
2200
15
50
29.2
2555
14
33.1
2898
13
2200
20
50
26.0
2275
11
29.5
2581
11
HEA
TING
TDA 21
Temp. of inlet water: 45 °C
Temp. of outlet water: 40 °C
3-row coil (version P)
4-row coil (version /4)
P (m³/h)
Tia (*C)
UmRel (%)
Qtot (kW)
WtrFlow (l/h)
WtrDP (kPa)
Qtot (kW)
WtrFlow (l/h)
WtrDP (kPa)
1200
-5
50
18.0
3111
22
19.7
3405
19
1200
0
50
15.9
2749
17
17.4
3008
15
1200
5
50
13.8
2396
13
15.1
2622
12
1200
10
50
11.8
2052
10
13.0
2246
9
1200
15
50
9.9
1715
7
10.9
1881
7
1200
20
50
8.0
1386
5
8.8
1524
5
1400
-5
50
20.3
3518
27
22.4
3886
24
1400
0
50
17.9
3109
22
19.8
3433
19
1400
5
50
15.6
2710
17
17.3
2993
15
1400
10
50
13.4
2320
13
14.8
2563
11
1400
15
50
11.2
1939
9
12.4
2145
8
1400
20
50
9.0
1566
6
10.0
1737
6
1600
-5
50
22.5
3904
33
25.1
4348
30
1600
0
50
19.9
3452
26
22.2
3842
24
1600
5
50
17.4
3009
20
19.3
3349
19
1600
10
50
14.9
2576
15
16.6
2868
14
1600
15
50
12.4
2152
11
13.9
2399
10
1600
20
50
10.0
1737
8
11.2
1941
7
1800
-5
50
24.7
4275
39
27.7
4793
36
1800
0
50
21.8
3780
31
24.5
4236
28
1800
5
50
19.0
3295
24
21.3
3692
22
1800
10
50
16.3
2820
18
18.3
3162
17
1800
15
50
13.6
2356
13
15.3
2644
12
1800
20
50
11.0
1900
9
12.3
2138
8
2000
-5
50
26.7
4630
45
30.2
5223
42
2000
0
50
23.6
4094
36
26.6
4616
33
2000
5
50
20.6
3569
28
23.2
4024
26
2000
10
50
17.6
3055
21
19.9
3446
20
2000
15
50
14.7
2551
15
16.6
2881
14
2000
20
50
11.9
2057
10
13.4
2329
10
2200
-5
50
28.7
4971
51
32.6
5639
48
2200
0
50
25.4
4396
41
28.8
4984
38
2200
5
50
22.1
3833
32
25.1
4345
30
2200
10
50
18.9
3281
24
21.5
3720
22
2200
15
50
15.8
2739
17
18.0
3110
16
2200
20
50
12.7
2207
12
14.5
2513
11