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3.5.6.
Flow derating according to glycol concentration
Use of the table above - Example
If the motor needs 25 l/min with 0% glycol,
If application needs 20% glycol, the water flow must be 26.5 l/min,
If application needs 40% glycol, the water flow must be 29.4 l/min.
Glycol concentration [% ]
10
0
10
20
5
5.1
5.3
10
10.2
10.6
15
15.3
15.9
20
20.4
21.2
25
25.5
26.5
30
30.6
31.8
35
35.7
37.1
40
40.8
42.4
45
45.9
47.7
50
51.0
53.0
55
56.1
58.3
60
61.2
63.5
65
66.4
68.8
70
71.5
74.1
75
76.6
79.4
80
81.7
84.7
85
86.8
90.0
90
91.9
95.3
95
97.0
100.6
100
102.1
105.9
110
112.3
116.5
120
122.5
127.1
130
132.7
137.7
140
142.9
148.3
150
153.1
158.9
160
163.3
169.5
170
173.5
180.1
180
183.7
190.6
190
194.0
201.2
200
204.2
211.8
63 - PVD 3664_GB_NK-November 2016.Docx
30
40
50
5.6
5.9
6.2
11.1
11.8
12.4
16.7
17.6
18.7
22.2
23.5
24.9
27.8
29.4
31.1
33.4
35.3
37.3
38.9
41.1
43.6
44.5
47.0
49.8
50.0
52.9
56.0
55.6
58.8
62.2
61.2
64.7
68.4
66.7
70.5
74.7
72.3
76.4
80.9
77.8
82.3
87.1
83.4
88.2
93.3
89.0
94.1
99.5
94.5
99.9
105.8
100.1
105.8
112.0
105.6
111.7
118.2
111.2
117.6
124.4
122.3
129.3
136.9
133.4
141.1
149.3
144.6
152.8
161.8
155.7
164.6
174.2
166.8
176.3
186.6
177.9
188.1
199.1
189.0
199.9
211.5
200.2
211.6
224.0
211.3
223.4
236.4
222.4
235.1
248.9
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