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Johnson Controls SABROE WHC 2.1 Installation And Operating Manual page 90

Circulation system for heat pumps and refrigeration compressors

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Technote
Setting and Flow
Frese SIGMA Compact DN15 Low
Pre-set
Flow l/h
0.5
40
0.6
76
0.7
109
0.8
141
0.9
171
1.0
200
1.1
228
1.2
254
1.3
280
1.4
306
1.5
330
1.6
355
1.7
379
1.8
403
1.9
426
2.0
450
2.1
474
2.2
497
2.3
521
2.4
545
2.5
569
2.6
593
2.7
618
2.8
642
2.9
666
3.0
690
3.1
714
3.2
737
3.3
761
3.4
783
3.5
805
3.6
827
3.7
847
3.8
866
3.9
884
4.0
900
Frese SIGMA Compact
- dynamic balancing valve
Flow l/s
Flow gpm
0.011
0.18
0.021
0.33
0.030
0.48
0.039
0.62
0.048
0.75
0.056
0.88
0.063
1.00
0.071
1.12
0.078
1.23
0.085
1.35
0.092
1.45
0.099
1.56
0.105
1.67
0.112
1.77
0.118
1.88
0.125
1.98
0.132
2.09
0.138
2.19
0.145
2.30
0.151
2.40
0.158
2.51
0.165
2.61
0.172
2.72
0.178
2.83
0.185
2.93
0.192
3.04
0.198
3.14
0.205
3.25
0.211
3.35
0.218
3.45
0.224
3.55
0.230
3.64
0.235
3.73
0.241
3.81
0.245
3.89
0.250
3.96
www.frese.eu
Frese SIGMA Compact DN15 High
Flow l/h
Flow l/s
Flow gpm
60
0.017
0.26
103
0.029
0.45
144
0.040
0.63
181
0.050
0.80
217
0.060
0.95
250
0.069
1.10
282
0.078
1.24
313
0.087
1.38
342
0.095
1.51
371
0.103
1.63
399
0.111
1.76
428
0.119
1.88
456
0.127
2.01
483
0.134
2.13
512
0.142
2.25
540
0.150
2.38
569
0.158
2.50
598
0.166
2.63
627
0.174
2.76
657
0.182
2.89
687
0.191
3.02
717
0.199
3.16
748
0.208
3.29
779
0.216
3.43
809
0.225
3.56
840
0.233
3.70
870
0.242
3.83
900
0.250
3.96
928
0.258
4.09
956
0.265
4.21
982
0.273
4.32
1006
0.280
4.43
1029
0.286
4.53
1049
0.291
4.62
1066
0.296
4.69
1080
0.300
4.75
Page 12 of 14
Frese SIGMA Compact DN20 Low
Flow l/h
Flow l/s
Flow gpm
86
0.024
0.38
160
0.044
0.70
230
0.064
1.01
298
0.083
1.31
363
0.101
1.60
425
0.118
1.87
485
0.135
2.14
543
0.151
2.39
599
0.166
2.64
653
0.181
2.88
706
0.196
3.11
757
0.210
3.33
807
0.224
3.55
856
0.238
3.77
904
0.251
3.98
950
0.264
4.18
995
0.276
4.38
1040
0.289
4.58
1083
0.301
4.77
1125
0.312
4.95
1166
0.324
5.13
1205
0.335
5.31
1244
0.346
5.48
1281
0.356
5.64
1316
0.366
5.80
1350
0.375
5.94
1382
0.384
6.08
1412
0.392
6.22
1439
0.400
6.34
1465
0.407
6.45
1487
0.413
6.55
1507
0.419
6.63
1523
0.423
6.71
1536
0.427
6.76
1545
0.429
6.80
1550
0.431
6.82

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