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Recold

JW Series

Fluid Cooler

Pressure Drop

GPM

Model JW - JWL - JWH

10A

10B

10C

15B

15C

25A

25B

25C

35A

35B

35C

50A

50B

50C

70B

70C

85B

85C

100B 100C 115B 115C 130B 130C

1.1

3.5

0.7

0.9

5.2

1.1

1.3

0.8

1.0

6.9

1.5

1.8

1.1

1.3

0.7

0.8

1.1

9.1

1.0

2.3

1.5

1.8

0.9

1.0

1.4

0.7

0.9

1.1

1.7

2.4

2.9

1.8

2.2

1.1

1.4

1.7

0.9

1.1

1.3

0.7

1.0

1.2

2.1

3.0

3.6

2.3

2.8

1.4

1.8

2.1

1.0

1.3

1.6

0.9

1.2

1.5

2.5

3.6

4.3

2.7

3.3

1.6

2.1

2.6

1.2

1.6

1.9

1.1

1.4

1.8

3.0

4.3

5.0

3.2

3.9

1.9

2.5

3.0

1.5

1.9

2.3

1.3

1.7

2.1

3.6

5.0

5.9

3.7

4.6

2.2

4.8

3.4

1.7

2.3

2.7

1.5

1.9

2.4

4.0

1.0

1.3

4.3

5.2

2.6

3.4

4.1

1.9

2.6

3.1

1.7

2.2

2.8

4.5

1.2

1.4

4.7

5.8

2.9

3.7

4.5

2.2

2.9

3.5

1.9

2.6

3.1

1.5

1.8

5.0

1.4

1.6

5.4

6.5

3.3

4.2

5.2

2.5

3.4

4.0

2.2

2.9

3.5

1.7

2.1

5.6

1.5

1.8

1.1

1.3

3.7

4.8

5.9

2.8

4.7

4.3

2.5

3.2

4.0

1.8

2.3

6.3

1.7

2.0

1.2

1.4

4.2

5.4

6.5

3.2

4.2

5.0

2.8

3.6

4.5

2.0

2.5

6.9

1.9

2.2

1.3

1.6

4.5

5.8

6.9

3.5

4.6

5.4

3.0

3.9

4.8

2.2

2.8

7.7

2.1

2.4

1.5

1.7

0.8

1.0

1.3

3.8

5.0

6.1

3.3

4.3

5.4

2.4

3.1

100

8.5

2.2

2.7

1.6

1.9

0.9

1.1

1.4

4.2

5.4

6.5

3.6

4.8

5.8

2.6

3.3

3.0

3.7

1.7

2.4

2.1

2.9

2.6

3.4

110

10.0

2.8

3.2

1.9

2.2

1.1

1.3

1.6

4.8

6.3

7.8

4.3

5.6

6.9

3.1

3.8

3.5

4.3

2.1

2.8

2.4

3.5

3.0

4.1

120

11.8

3.3

3.8

2.2

2.6

1.2

1.6

1.9

1.1

1.3

1.6

5.0

6.5

8.0

3.5

4.5

4.0

5.0

2.4

3.3

2.7

4.0

3.5

4.7

130

13.5

3.8

4.3

2.6

3.0

1.4

1.8

2.2

1.2

1.5

1.8

5.6

7.4

9.1

4.2

5.2

4.6

5.7

2.7

3.8

3.0

4.6

4.0

5.4

140

4.3

4.9

2.9

3.4

1.6

2.0

2.5

1.4

1.7

2.1

6.5

8.3

10.4

4.6

5.8

5.2

6.4

3.1

4.3

3.7

5.2

4.6

6.1

150

4.8

5.6

3.2

3.8

1.8

2.3

2.8

1.6

1.9

2.3

1.4

1.7

2.1

5.1

6.5

5.9

7.2

3.5

4.9

4.4

5.8

5.2

6.9

160

5.4

6.3

3.7

4.3

2.1

2.6

3.2

1.8

2.2

2.6

1.6

1.9

2.3

5.7

7.3

6.5

8.0

4.0

5.4

4.9

6.5

5.8

7.7

170

6.1

7.1

4.1

4.8

2.3

2.9

3.5

2.0

2.5

2.9

1.8

2.2

2.6

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

1.9

2.0

7.1

1.8

1.7

2.1

1.8

2.3

250

12.1 13.9

8.2

9.5

4.5

5.8

6.9

3.9

4.8

5.8

3.5

4.3

5.2

2.3

2.9

2.3

2.6

1.9

2.2

2.6

2.2

2.8

275

9.9

11.3

5.4

6.8

8.2

4.7

5.7

6.8

4.2

5.2

6.2

2.8

3.4

2.7

3.1

2.3

2.7

2.6

3.2

2.7

3.4

300

11.5 13.0

6.4

7.8

9.5

5.4

6.7

7.8

4.9

6.1

7.2

3.3

3.9

3.1

3.6

2.7

3.2

3.1

3.8

3.2

4.1

350

15.6 17.7

8.4

10.4 12.6

7.3

8.3

10.4

6.5

7.9

9.5

3.8

4.6

4.0

4.7

3.5

4.3

3.9

4.9

4.3

5.2

400

10.6 13.0 15.6

9.2

9.4

2.8

6.8

8.5

10.3

4.3

5.3

5.1

5.9

4.4

5.4

5.1

6.2

5.4

6.5

450

11.6

2.3

3.3

8.3

2.0

3.1

5.2

6.4

6.2

7.1

5.3

6.6

6.1

7.5

6.6

8.1

500

14.3

2.7

4.0

9.9

2.3

3.7

6.3

7.7

7.4

8.5

6.4

8.1

7.4

9.1

8.1

9.6

550

3.1

4.6

12.0

2.7

4.3

7.5

9.2

8.7

10.0

7.5

9.4

8.7

1.2

9.4

1.4

600

3.1

5.0

8.6

2.5

1.7

2.9

8.8

1.2

9.9

1.4

1.9

1.7

650

3.6

5.7

9.9

2.8

2.0

3.3

9.9

1.4

1.9

1.6

1.2

1.9

700

1.9

3.2

2.2

3.7

2.0

1.6

2.2

1.8

2.5

2.1

750

2.1

3.6

2.5

4.2

2.3

1.8

2.5

2.0

2.8

2.4

800

2.4

4.0

2.8

4.7

2.5

2.0

2.7

2.3

3.1

2.7

850

2.7

4.4

3.1

5.2

2.7

2.3

3.1

2.6

3.5

3.0

900

3.4

6.0

3.1

2.5

3.5

2.9

3.9

3.3

950

3.8

6.4

3.4

2.8

3.7

3.1

4.3

3.6

1000

4.1

7.0

3.7

3.0

4.2

3.4

4.7

4.0

1100

4.5

3.6

5.1

4.1

5.5

4.6

1200

5.2

4.3

5.8

4.8

6.6

5.4

1300

6.1

5.0

6.7

5.5

7.4

6.0

1400

6.9

5.5

7.7

6.4

8.5

7.0

1500

7.9

6.4

8.6

7.2

9.6

8.0

1600

8.8

7.0

9.5

8.0

11.1

9.0

1700

9.8

8.0

10.8

9.0

12.1 10.0

TABLE NO. 4: Pressure Drop in PSI

For feet of head, multiply by 2.31.

Factor

Ethylene Glycol % by Volume

20%

30%

40%

50%

1.04

1.05

1.06

TABLE NO. 5: Ethylene Glycol Flow conversion

Note: For ethylene glycol pressure drop calculation, the

conversion factor from Table 5 must be applied to
design flow before entering Table 4.

Содержание Recold JW Series

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

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

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SPX Cooling Technologies Recold JW Series, Инженерные данные, Страница: 11 / 12

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