SPX Cooling Technologies Recold JW Series Engineering Data Download Page 10

Recold 

/

 JW Series 

Fluid Cooler 

Ratings

 

10

TABLE NO. 3: Selection Parameters

Do not exceed the minimum and maximum flow rates given for each unit in column 2. Model JWH high flow rate units available only for models 

shown. Extrapolation of flow rating should not exceed the flow range printed for each unit.

Model No.

GPM 

Min-Max

Unit Load Factors

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.2

4.5

5.0

5.5

6.0

6.5

7.0

7.5

8.0

10A

JWL

10-35

140

96

70

53

41

34

32

28

24

21

18

16

15

14

13

JW

36-126

10B

JWL

21-62

241

174

115

83

63

49

39

36

32

27

23

21

JW

63-252

10C

JWL

21-62

260

181

127

93

69

54

43

40

35

29

25

22

20

JW

63-252

15B

JWL

26-77

325

210

145

105

78

60

48

44

39

32

28

24

JW

78-312

15C

JWL

26-77

355

245

175

126

94

73

57

53

46

37

31

27

23

JW

78-312

25A

JWL

33-94

382

274

200

149

113

87

68

63

55

45

37

31

JW

95-396

25B

JWL

33-94

420

305

222

169

131

102

82

76

66

54

44

37

31

JW

95-396

25C

JWL

33-94

482

355

265

200

156

123

98

90

79

65

54

45

38

33

JW

95-396

35A

JWL

41-119

610

452

340

259

197

155

122

112

98

79

65

54

45

39

JW

120-492

35B

JWL

41-119

JW

120-425

535

410

315

245

190

150

138

120

96

79

65

55

47

41

JWH

426-550

35C

JWL

41-119

JW

120-425

610

470

365

282

221

174

161

140

113

92

76

64

55

48

42

JWH

426-550

50A

JWL

50-149

685

515

390

300

235

185

170

147

118

97

80

68

58

51

45

JW

150-550

50B

JWL

50-149

JW

150-425

720

550

425

330

260

209

192

167

135

110

92

77

66

57

50

JWH

426-650

50C

JWL

50-149

JW

150-425

760

585

455

355

281

225

207

181

147

121

101

85

72

63

55

JWH

426-650

70B

JWL

70-209

JW

210-690

880

705

550

430

340

270

248

215

175

143

118

100

85

74

65

JWH

691-850

70C

JWL

70-209

JW

210-575

1005

825

645

505

400

318

293

256

208

170

140

118

101

88

78

JWH

576-850

85B

JWL

100-209

JW

210-590

1090

900

740

565

445

360

332

290

240

200

165

140

119

105

92

JWH

591-1000

85C

JWL

100-209

JW

210-590

1080

805

640

510

430

398

350

285

240

202

170

142

125

107

JWH

591-1000

100B

JWL

100-249

JW

250-650

1701

1405

1080

850

660

540

445

408

370

300

250

205

176

147

131

110

JWH

651-1700

100C

JWL

100-200

JW

201-559

1805

1505

1170

910

710

590

485

443

400

330

263

222

185

154

144

122

JWH

600-1700

115B

JWL

100-202

JW

203-600

1895

1580

1250

995

775

640

530

482

440

360

299

245

202

170

159

136

JWH

601-1700

115C

JWL

100-185

JW

186-500

1700

1370

1060

840

695

570

525

470

390

320

265

220

185

172

149

JWH

501-1700

130B

JWL

100-190

JW

191-550

1780

1470

1150

905

745

615

560

505

415

340

280

230

190

177

154

JWH

551-1700

130C

JWL

100-199

JW

200-500

1890

1600

1250

980

805

665

607

545

445

370

300

250

200

188

165

JWH

501-1700

Summary of Contents for Recold JW Series

Page 1: ... Recold JW Series Fluid Cooler Engineering Data ...

Page 2: ... coil can be drained without regard to internal corrosion This must be considered with steel tubes that do not have internal protection RECOLD HYDROSPRAY Recold engineering has developed an exclusive water distribution system called hydrospray This unique system provides optimum water coverage of the heat transfer coil for maximum efficiency and virtual elimination of harmful scale problems that r...

Page 3: ...are constructed of PVC assemblies in removable easy to handle sections Each section has a three break design allowing three changes in air flow and measure approximately 5 inches in depth The use of durable PVC eliminates the corrosion problems associated with galvanized eliminators HEAT EXCHANGE COIL Coil tube bundle is constructed of 5 8 copper tubing with stainless steel tube sheets and copper ...

Page 4: ...91 2 713 4 6 115 173 8 2 1 2 1 note 3 21 2 1 JW70 1841 4 981 2 931 4 192 47 191 2 841 2 8 115 note 4 2 1 2 1 note 3 3 11 4 JW85 208 981 2 933 8 217 47 191 2 961 2 8 1391 4 note 4 2 1 2 1 note 3 3 11 4 JW100 221 1181 2 1001 2 225 67 191 2 80 10 1391 2 note 4 2 2 2 2 note 3 4 11 4 JW115 2451 2 1181 2 1001 2 249 67 191 2 104 10 1641 2 note 4 2 2 2 2 note 3 4 11 4 JW130 269 1181 2 1001 2 273 67 191 2 ...

Page 5: ...me gal JWH Coil Face Area sq ft Circuits Connection OD Circuits Connection OD Circuits Connection OD JW10A 10 2 2 5 8 43 21 2 2 5 8 16 9 7 JW10B 21 2 2 5 8 43 42 2 2 5 8 20 9 7 JW10C 21 2 2 5 8 43 42 2 2 5 8 24 9 7 JW15B 26 2 3 1 8 64 52 2 3 1 8 31 14 5 JW15C 26 2 3 1 8 64 52 2 3 1 8 37 14 5 JW25A 33 2 3 1 8 95 66 2 3 1 8 37 21 6 JW25B 33 2 3 1 8 95 66 2 3 1 8 47 21 6 JW25C 33 2 3 1 8 95 66 2 3 1 ...

Page 6: ...at load on the coil at all time so that the leaving water temperature does not drop below 50 F Full flow alone will not protect the coil Temperature of 50 F must also be maintained Methods of maintaining the recommended fluid temperature may vary with system design and operation A simple means of preventing heat loss may be to locate the unit indoors allowing a heated atmosphere Adequate space and...

Page 7: ...election is therefore a JW35C 6 Determine Coil Pressure Drop Enter the Coil Pressure Drop Table at 225 GPM and read across to the unit model column to select pressure drop reading In this example pressure drop equals 4 8 PSI ETHYLENE GLYCOL EXAMPLE Select a unit to cool 75 GPM of 40 by volume ethylene glycol from 107 F to 85 F with 78 F wet bulb 1 Determine Range 107 F 85 F 22 F Range 2 Determine ...

Page 8: ...1 9 2 2 2 4 2 7 2 9 3 0 3 2 3 3 3 4 3 6 3 7 3 9 4 0 4 1 4 2 4 3 68 WET BULB RANGE 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 APPROACH 7 4 4 4 9 5 1 5 7 6 1 6 4 6 6 6 9 7 0 7 2 7 4 7 5 7 6 7 8 7 9 8 4 0 4 6 5 0 5 4 5 7 6 0 6 2 6 5 6 6 6 8 7 0 7 1 7 2 7 4 7 5 7 6 7 7 9 3 7 4 3 4 7 5 1 5 4 5 6 5 9 6 1 6 3 6 5 6 6 6 8 6 9 7 1 7 2 7 3 7 5 10 2 9 3 5 4 0 4 4 4 8 5 1 5 3 5 6 5 7 6 0 6 1 6 3 6 5 ...

Page 9: ...8 2 9 3 0 3 2 3 3 3 4 3 5 3 6 3 7 3 8 30 1 1 1 4 1 6 1 8 2 0 2 2 2 4 2 5 2 7 2 8 2 9 3 1 3 2 3 3 3 4 3 5 3 6 3 7 80 WET BULB RANGE 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 APPROACH 7 2 9 3 5 4 1 4 5 4 8 5 1 5 4 5 7 5 9 6 1 6 2 6 4 6 6 6 7 6 8 7 0 7 1 7 2 8 2 7 3 3 3 8 4 2 4 5 4 8 5 1 5 3 5 5 5 7 5 9 6 1 6 2 6 4 6 5 6 6 6 8 6 9 9 2 5 3 0 3 5 3 9 4 3 4 5 4 8 5 0 5 2 5 4 5 6 5 7 5 9 6 1 6 ...

Page 10: ...82 221 174 161 140 113 92 76 64 55 48 42 JWH 426 550 50A JWL 50 149 685 515 390 300 235 185 170 147 118 97 80 68 58 51 45 JW 150 550 50B JWL 50 149 JW 150 425 720 550 425 330 260 209 192 167 135 110 92 77 66 57 50 JWH 426 650 50C JWL 50 149 JW 150 425 760 585 455 355 281 225 207 181 147 121 101 85 72 63 55 JWH 426 650 70B JWL 70 209 JW 210 690 880 705 550 430 340 270 248 215 175 143 118 100 85 74 ...

Page 11: ... 6 6 3 8 1 7 1 8 9 4 4 6 0 5 4 7 3 6 5 8 6 180 6 7 7 8 4 5 5 3 2 5 3 2 3 9 2 2 2 7 3 2 1 9 2 4 2 8 7 0 8 9 7 8 9 8 4 9 6 6 6 0 8 0 7 1 9 4 190 7 4 8 5 5 0 5 9 2 8 3 5 4 2 2 4 3 0 3 5 2 2 2 6 3 2 7 6 9 8 8 6 10 7 5 3 7 3 6 5 1 3 7 8 10 3 200 8 0 9 3 5 4 6 4 3 1 3 9 4 6 2 6 3 2 3 9 2 4 2 9 3 5 8 2 10 5 9 4 11 7 5 7 7 9 7 0 1 7 1 4 1 8 225 10 1 11 6 6 7 7 9 3 8 4 8 5 8 3 2 4 0 4 8 3 0 3 6 4 3 2 0 2 4...

Page 12: ...r should be wired into the field control system to allow the dampers to fully open when the fan cycles on and close when the fan cycles off The actuator requires a 115V power supply ELECTRONIC WATER LEVEL CONTROL The electronic water level control package provides a constant and accurate means of monitoring water level in the unit For this reason it is often recommended for those installations whi...

Reviews: