Hot Water Performance Data

Table 31. HOT WATER CONVERSION FACTORS BASED ON 200° (93°C) ENTERING WATER, 60° (16°C) ENTERING AIR AND 20° (11°C) TEMPERATURE DROP

ENTERING

 

 

 

ENTERING WATER TEMPERATURE - °F (°C)

 

 

 

AIR

 

 

 

 

 

 

 

 

 

 

 

100°

120°

140°

160°

180°

200°

220°

240°

260°

280°

300°

TEMPERAT

URE °F (°C)

(38)

(49)

(60)

(71)

(82)

(93)

(104)

(116)

(127)

(138)

(149)

 

 

 

 

 

 

 

 

 

 

 

 

30 -(1)

0.518

0.666

0.814

0.963

1.120

1.268

1.408

1.555

1.702

1.850

1.997

 

 

 

 

 

 

 

 

 

 

 

 

40 (4)

0.439

0.585

0.731

0.878

1.025

1.172

1.317

1.464

1.609

1.755

1.908

 

 

 

 

 

 

 

 

 

 

 

 

50 (10)

0.361

0.506

0.651

0.796

0.941

1.085

1.231

1.375

1.518

1.663

1.824

 

 

 

 

 

 

 

 

 

 

 

 

60 (16)

0.286

0.429

0.571

0.715

0.857

1.000

1.143

1.286

1.429

1.571

1.717

 

 

 

 

 

 

 

 

 

 

 

 

70 (21)

0.212

0.353

0.494

0.636

0.777

0.918

1.060

1.201

1.342

1.483

1.630

 

 

 

 

 

 

 

 

 

 

 

 

80 (27)

0.140

0.279

0.419

0.558

0.698

0.837

0.977

1.117

1.257

1.397

1.545

 

 

 

 

 

 

 

 

 

 

 

 

90 (32)

0.069

0.207

0.345

0.483

0.621

0.759

0.897

1.035

1.173

1.311

1.462

 

 

 

 

 

 

 

 

 

 

 

 

100 (38)

0.000

0.137

0.273

0.409

0.546

0.682

0.818

0.955

1.094

1.230

1.371

 

 

 

 

 

 

 

 

 

 

 

 

Table 32. HOT WATER OUTPUT, FLOW RATE AND PRESSURE LOSS FACTORS BASED ON STANDARD CONDITIONS OF 200°F (93°C) ENTERING WATER, 60°F (16°C) ENTERING AIR & 20°F (11°C) WATER DROP

 

 

 

TEMPERATURE DROP °F (°C)

 

 

USE FACTORS FROM THIS TABLE TO OBTAIN

 

 

 

 

 

 

 

 

 

5

10

15

20

25

30

40

50

60

APPROXIMATE RESULTS

(3)

(6)

(8)

(11)

(14)

(17)

(22)

(28)

(33)

 

 

 

 

 

 

 

 

 

 

To obtain output for other Water Temperature Drops,

1.25

1.15

1.08

1.00

.94

.90

.83

.76

.72

multiply basic output rating by applicable Factor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To obtain flow for other Water Temperature Drops,

5.00

2.30

1.44

1.00

.74

.59

.40

.30

.24

multiply basic rate rating by applicable Factor.*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To obtain Pressure Loss Feet (Meters) of Water for other

10.00

5.00

2.00

1.00

.60

.40

.20

.13

.07

temperature Drops, multiply Basic loss at 20°F (11°C)

 

 

 

 

 

 

 

 

 

drop by Factor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 33. MINIMUM WATER FLOW

MODEL No.

A08

A18

A25

A36

18

24

36

48

60

72

84

96

 

 

 

 

 

 

 

 

 

 

 

 

 

MINIMUM GPM (L/s)

0.125

0.125

0.125

0.125

0.750

1.240

1.240

1.490

1.490

1.620

1.860

3.350

 

(.008)

(.008)

(.008)

(.008)

(.047)

(.078)

(.078)

(.094)

(.094)

(.102)

(.117)

(.211)

 

 

 

 

 

 

 

 

 

 

 

 

 

MODEL No.

108

120

132

144

156

180

204

240

280

300

360

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MINIMUM GPM (L/s)

3.35

3.60

4.09

4.09

4.09

4.34

4.34

4.59

4.59

6.08

6.08

 

 

(.211)

(.227)

(.258)

(.258)

(.258)

(.274)

(.274)

(.290)

(.290)

(.384)

(.384)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 34. HEATING CAPACITY FACTORS FOR VARIOUS RATES OF WATER FLOW

% of Rated Water Flow

25%

50%

75%

100%

125%

150%

175%

 

 

 

 

 

 

 

 

Heating Capacity Factor

.80

.89

.96

1.00

1.04

1.07

1.10

 

 

 

 

 

 

 

 

48

UH-SVX01A-EN

Page 47 Page 49
Page 48
Image 48
Trane UH-SVX01A-EN manual Minimum Water Flow, Heating Capacity Factors for Various Rates of Water Flow, Temperat
Page 47 Page 49

UH-SVX01A-EN specifications

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