Coolant Temperature And Condensation With Oil; Avoid Moisture Condensation; Table 45: Dew Point Table - KEB COMBIVERT F6 Series Instructions For Use Manual
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OIL-cOOLeD DeVIceS
5.2.4 coolant temperature and condensation with oil
The flow temperature should be selected depending on the volume flow that the heat
sink temperature is always 10 K below the overtemperature level (OH) at rated opera-
tion. This avoids a sporadic shutdown.
The maximum heat sink temperature can be found in chapter =>
quency and
NOTICE
5.2.4.1 Avoid moisture condensation
Supply of temper oil
This is possible by using heatings in the cooling circuit for the control of the coolant tem-
perature. The following dew point table is available for this:
The following table shows the coolant inlet temperature as a function of ambient tem-
perature and air humidity.
Air humidity / %
Ambient
temperature / °c
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
Table 45:
Dew point table
temperature".
Destruction of the drive controller due to short circuit!
► The user must guarantee that any moisture condensation is avoid-
ed!
10
20
30
40
-45
-40
-36
-34
-42
-36
-32
-29
-37
-31
-27
-24
-34
-26
-22
-19
-29
-22
-18
-15
-26
-19
-14
-11
-23
-15
-11
-19
-11
-7
-18
-7
-3
-12
-4
1
-8
0
5
10
-6
3
10
14
-2
8
14
18
1
11
18
22
4
15
22
27
8
19
28
32
coolant inlet temperature / c°
50
60
70
-32
-30
-29
-27
-25
-24
-22
-20
-18
-17
-15
-13
-13
-11
-8
-8
-6
-4
-7
-5
-2
0
-3
0
1
4
1
4
7
9
5
9
12
14
13
16
19
18
21
24
22
25
28
27
31
33
32
36
38
36
40
43
„3.3.1 Switching fre-
80
90
100
-27
-26
-25
-22
-21
-20
-16
-15
-15
-11
-11
-10
-7
-6
-5
-3
-2
0
2
3
5
6
8
9
11
13
15
16
18
20
21
23
25
26
28
30
31
33
35
36
38
40
41
43
45
45
48
50
85
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