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Operating pressures, Operating pressures wpvj – Trane WPVJ User Manual

Page 27

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WSHP-SVX04A-EN

27

Operating Pressures
GENERAL: There are many variables (airflow, air temperatures) in an air conditioning system that will affect operating refrigerant pressures and
temperatures. The charts below shows approximate conditions and is based on air flow at the rated SCFM, entering air at 80.6 °F(DB), 66.2 °F(WB)
in cooling, 68 °F(DB) in heating. (+)Heating data with 35 °F EWT is based on the use of an anti-freeze solution having a freezing point 20 °F lower
than the minimum expected entering temperature.

Table OP-1: Operating pressures and temperature for PSC motor

Units with PSC motors

Operating Data

Cooling

Heating

Model

Entering

Water Temp,

°F

Water

Flow
GPM

Suction Pres-

sure,
PSIG

Discharge

Pressure,

PSIG

Water

Temp

Rise, °F

Air Temp

Drop, °FDB

Suction Pres-

sure,
PSIG

Discharge

Pressure,

PSIG

Water Temp

Drop, °F

Air Temp

Rise,
°FDB

WPVJ 018

35

4

42 - 49

176 - 224

2 - 2

21 - 27

WPVJ 018

35

5

43 - 50

177 - 226

2 - 2

22 - 28

WPVJ 018

45

4

66 - 76

101 - 129

11 - 14

20 - 25

51 - 58

188 - 239

3 - 3

25 - 31

WPVJ 018

45

5

66 - 76

98 - 125

9 - 11

20 - 26

52 - 60

189 - 241

2 - 3

25 - 32

WPVJ 018

55

4

69 - 79

119 - 152

11 - 14

20 - 25

59 - 68

199 - 253

3 - 4

28 - 35

WPVJ 018

55

5

68 - 78

116 - 147

9 - 11

20 - 25

60 - 70

200 - 255

3 - 3

29 - 36

WPVJ 018

68

4

71 - 82

146 - 186

11 - 13

19 - 24

70 - 81

212 - 270

4 - 5

32 - 40

WPVJ 018

68

5

71 - 81

142 - 181

8 - 11

19 - 24

72 - 82

214 - 273

3 - 4

33 - 42

WPVJ 018

75

4

72 - 83

162 - 207

10 - 13

18 - 24

76 - 88

220 - 280

4 - 5

34 - 43

WPVJ 018

75

5

72 - 82

158 - 201

8 - 11

19 - 24

78 - 90

222 - 282

4 - 5

35 - 44

WPVJ 018

86

4

73 - 84

191 - 243

10 - 13

18 - 23

86 - 99

232 - 295

5 - 6

37 - 47

WPVJ 018

86

5

73 - 84

186 - 237

8 - 11

18 - 23

88 - 101

234 - 298

4 - 5

38 - 49

WPVJ 018

95

4

74 - 85

217 - 277

10 - 13

17 - 22

WPVJ 018

95

5

74 - 85

212 - 270

8 - 10

17 - 22

WPVJ 024

35

4.88

42 - 49

177 - 225

3 - 4

21 - 27

WPVJ 024

35

6.1

43 - 49

178 - 227

3 - 3

22 - 27

WPVJ 024

45

4.88

64 - 74

103 - 132

11 - 13

19 - 24

51 - 58

187 - 238

4 - 5

24 - 30

WPVJ 024

45

6.1

64 - 73

100 - 128

9 - 11

19 - 25

51 - 59

189 - 240

3 - 4

25 - 31

WPVJ 024

55

4.88

68 - 78

120 - 153

11 - 13

19 - 24

60 - 68

197 - 251

4 - 6

27 - 34

WPVJ 024

55

6.1

67 - 77

117 - 149

8 - 11

19 - 24

60 - 69

199 - 253

4 - 5

27 - 35

WPVJ 024

68

4.88

71 - 82

147 - 187

10 - 13

18 - 23

71 - 82

210 - 268

5 - 7

30 - 39

WPVJ 024

68

6.1

71 - 81

143 - 182

8 - 11

18 - 23

72 - 83

212 - 270

4 - 5

31 - 40

WPVJ 024

75

4.88

72 - 83

164 - 208

10 - 13

18 - 22

77 - 89

218 - 277

6 - 7

32 - 41

WPVJ 024

75

6.1

72 - 83

159 - 202

8 - 11

18 - 23

78 - 90

220 - 280

5 - 6

33 - 42

WPVJ 024

86

4.88

74 - 85

193 - 245

10 - 13

17 - 22

86 - 99

229 - 292

6 - 8

35 - 45

WPVJ 024

86

6.1

74 - 85

187 - 238

8 - 11

17 - 22

87 - 100

232 - 295

5 - 7

36 - 46

WPVJ 024

95

4.88

75 - 87

219 - 279

10 - 13

17 - 21

WPVJ 024

95

6.1

75 - 87

213 - 271

8 - 11

17 - 22

WPVJ 030

35

5.76

43 - 50

163 - 207

4 - 5

21 - 26

WPVJ 030

35

7.2

43 - 50

164 - 209

3 - 4

21 - 27

WPVJ 030

45

5.76

63 - 72

103 - 131

11 - 14

19 - 24

51 - 59

172 - 219

4 - 5

23 - 29

WPVJ 030

45

7.2

61 - 71

98 - 125

9 - 11

19 - 24

52 - 59

173 - 221

4 - 5

24 - 30

WPVJ 030

55

5.76

68 - 79

121 - 154

11 - 14

18 - 23

59 - 68

179 - 228

5 - 6

26 - 32

WPVJ 030

55

7.2

67 - 77

116 - 148

9 - 11

18 - 24

60 - 68

181 - 230

4 - 5

26 - 33

WPVJ 030

68

5.76

72 - 83

148 - 188

11 - 14

18 - 23

68 - 78

188 - 239

6 - 7

28 - 36

WPVJ 030

68

7.2

72 - 83

142 - 181

9 - 11

18 - 23

69 - 79

189 - 241

5 - 6

29 - 37

WPVJ 030

75

5.76

74 - 85

164 - 209

11 - 14

17 - 22

73 - 83

193 - 246

6 - 8

30 - 38

WPVJ 030

75

7.2

73 - 85

158 - 201

9 - 11

18 - 22

73 - 84

195 - 248

5 - 6

30 - 39

WPVJ 030

86

5.76

76 - 87

192 - 244

11 - 14

17 - 22

78 - 90

199 - 253

7 - 8

32 - 40

WPVJ 030

86

7.2

76 - 87

185 - 235

9 - 11

17 - 22

78 - 90

200 - 254

5 - 7

32 - 41

WPVJ 030

95

5.76

77 - 89

217 - 276

11 - 14

17 - 21

WPVJ 030

95

7.2

77 - 89

209 - 266

9 - 11

17 - 21

WPVJ 036

35

6.88

41 - 47

162 - 206

4 - 5

20 - 25

WPVJ 036

35

8.6

42 - 48

162 - 206

3 - 4

21 - 26

WPVJ 036

45

6.88

66 - 76

109 - 138

11 - 14

19 - 25

50 - 57

170 - 217

5 - 6

22 - 29

WPVJ 036

45

8.6

66 - 75

105 - 134

9 - 12

19 - 25

51 - 58

170 - 217

4 - 5

23 - 29

WPVJ 036

55

6.88

71 - 81

126 - 161

11 - 14

19 - 24

59 - 68

180 - 229

6 - 7

25 - 32

WPVJ 036

55

8.6

70 - 81

122 - 155

9 - 12

19 - 24

60 - 69

180 - 229

5 - 6

26 - 33

WPVJ 036

68

6.88

74 - 85

154 - 195

11 - 14

18 - 24

71 - 82

192 - 244

7 - 8

29 - 37

WPVJ 036

68

8.6

73 - 84

148 - 188

9 - 11

19 - 24

72 - 83

192 - 244

5 - 7

30 - 38

WPVJ 036

75

6.88

75 - 86

170 - 217

11 - 14

18 - 23

77 - 89

198 - 251

7 - 9

31 - 39

WPVJ 036

75

8.6

74 - 86

164 - 209

9 - 11

18 - 23

78 - 90

198 - 252

6 - 7

31 - 40

WPVJ 036

86

6.88

77 - 88

200 - 255

11 - 14

18 - 22

85 - 97

206 - 262

8 - 10

33 - 42

WPVJ 036

86

8.6

76 - 88

193 - 246

9 - 11

18 - 23

86 - 99

206 - 263

6 - 8

33 - 43

WPVJ 036

95

6.88

78 - 90

228 - 290

11 - 14

17 - 22

WPVJ 036

95

8.6

78 - 89

220 - 280

9 - 11

17 - 22

Operating Pressures
WPVJ

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