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Air handler perfromance- direct expansion – Heatcraft Refrigeration Products HCS User Manual

Page 15

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15

SST = Saturated Suction Temperature

All coils have single refrigerant distributors unless noted as below:

MBH = BTU per Hour in Thousands

^ These selections require two circuits.

Sens. = Sensible Capacity

^^ These selections require three circuits.

Face Area in square feet

* These selections require four circuits.

** To estimate performance of coils at other than 10 FPI or at other air speeds or with other refrigerant or air temperatures see page 21,
or call your representative. With your representative, you can have specific computer selected coils rated for your job conditions.

CFM

Coil

MBH - 4 ROWS

MBH - 6 ROWS

Unit

Std

Face 35°F. SST 40°F. SST 45°F. SST 35°F. SST 40°F. SST 45°F. SST

Size

Air

Area

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

03

1500

3.00

61

42

48

36

36

31

74

49

61

43

48

37

06

2845

5.69

110

77

85

66

62

57

143

94

116

82

88

70

08

3750

7.50

152

106

127

93

98

82

187

123

151

107

117

92

10

4690

9.38

189

132

153

116

122

102

236

155

194

136

149

117

12

5844

11.69

242

167

192

143

142

123

291

193

243

170

189

147

14

6875

13.75

288

197

233

173

175

148

334

221

281

198

224

173

18

8750

17.50

367

251

296

221

223

188

442

291

360

251

285

220

20

9625

19.25

394

270

329

245

256

213

486

320

402

281

312

240

26

12750

25.50

531

366

419

313

332

278

641

425

535

374

415

323

34

17000

34.00

708^

488

559^

418

442

371

855

567

713^

498

553

430

41

20188

40.38

840^

580

664^

496

525

441

1016

673

846^

592

657

511

50

24750

49.50

1037^

706

826^

615

634^

532

1242*

820

1036^

726

811^

622

65

32292

64.58

1364^

927

1105^

814

832^

704

1641* 1081

1339*

938

1059^

813

75

37458

74.92

1582^ 1075 1282^

944

966^

817

1904* 1254

1553*

1088 1229^

943

Table 4
Supermarket
Air Conditioning

1/2" tube, entering air at 75°F. DB and 63°F. WB**

1/2" tube, direct expansion, cooling capacities

10 FPI**, large coils, 500 FPM**

CFM

Coil

MBH - 4 ROWS

MBH - 6 ROWS

Unit

Std

Face 35°F. SST 40°F. SST 45°F. SST 35°F. SST 40°F. SST 45°F. SST

Size

Air

Area

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

Total

Sens.

03

1565

3.13

57

39

44

34

32

29

72

48

60

42

46

36

06

2880

5.76

108

73

88

65

69

56

133

88

111

78

86

67

08

3905

7.81

145

99

121

88

92

76

182

119

151

106

117

91

10

4885

9.77

184

125

149

110

117

97

228

150

187

132

147

115

12

6200

12.40

234

159

192

139

147

121

292

191

238

168

186

144

14

7290

14.58

276

187

227

164

174

145

341

224

284

199

218

171

18

8855

17.71

335

227

276

199

211

176

414^

273

345

241

267

208

20

10025

20.05

378

254

314

227

240

196

472

312

391

272

302

233

26

13280

26.56

505

342

413

298

320

261

628^

411

513^

361

402

311

34

16825

33.65

640^

434

523^

378

405

330

796^

520

649^

457

510^

394

41

20365

40.73

775^

525

633^

457

490

403

963^^

630

786^^

553

617^

477

50

25313

50.63

962^

645

793^

573

603^

500

1199*

787

984*

984

764^

593

65

32290

64.58

1312^

820

1011^

736

778^

640

1520*

992

1265*

880

978*

758

75

37675

75.35

1415*

957

1180*

859

908*

747

1773* 1158

1476*

1027 1141*

885

Table 5
Supermarket
Air Conditioning

5/8" tube, entering air at 75°F. DB and 63°F. WB**

5/8 "tube, direct expansion, cooling capacities

10 FPI**, large coils, 500 FPM**

Air Handler Perfromance- Direct Expansion