53 - PVD3627-August 2011
3.5.5.
Flow derating according to glycol concentration
If the motor needs
25 l/min
with
0%
glycol,
Use of the table above - Example
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
.
10
0
10
20
30
40
50
5
5.1
5.3
5.6
5.9
6.2
10
10.2
10.6
11.1
11.8
12.4
15
15.3
15.9
16.7
17.6
18.7
20
20.4
21.2
22.2
23.5
24.9
25
25.5
26.5
27.8
29.4
31.1
30
30.6
31.8
33.4
35.3
37.3
35
35.7
37.1
38.9
41.1
43.6
40
40.8
42.4
44.5
47.0
49.8
45
45.9
47.7
50.0
52.9
56.0
50
51.0
53.0
55.6
58.8
62.2
55
56.1
58.3
61.2
64.7
68.4
60
61.2
63.5
66.7
70.5
74.7
65
66.4
68.8
72.3
76.4
80.9
70
71.5
74.1
77.8
82.3
87.1
75
76.6
79.4
83.4
88.2
93.3
80
81.7
84.7
89.0
94.1
99.5
85
86.8
90.0
94.5
99.9
105.8
90
91.9
95.3
100.1
105.8
112.0
95
97.0
100.6
105.6
111.7
118.2
100
102.1
105.9
111.2
117.6
124.4
110
112.3
116.5
122.3
129.3
136.9
120
122.5
127.1
133.4
141.1
149.3
130
132.7
137.7
144.6
152.8
161.8
140
142.9
148.3
155.7
164.6
174.2
150
153.1
158.9
166.8
176.3
186.6
160
163.3
169.5
177.9
188.1
199.1
170
173.5
180.1
189.0
199.9
211.5
180
183.7
190.6
200.2
211.6
224.0
190
194.0
201.2
211.3
223.4
236.4
200
204.2
211.8
222.4
235.1
248.9
----------------------------------------------------F
lo
w
r
a
te
[l
/m
in
]----------------------------------------------------
Glycol concentration [% ]
