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5 Derating
ESR5-NV3-300
12/19 MN049006EN
www.eaton.com
9
5 Derating
The derating curve applies for the following conditions:
•
Mounting on a DIN rail in any mounting position
•
Devices mounted next to each other without spacing
Figure 3:
Derating curve - any mounting position, without spacing
Example calculation for 3000
m
Figure 4:
Example of a suspended derating curve (blue)
27
°C
x
0,906
=
24
°C
55
°C
x
0,906
=
49
°C
→
The following calculation and the illustrated derating curve are
provided as examples.
Perform the actual calculation and offset the derating curve for
the device used according to the technical data and the
“Derating” section.
0
10
20
30
40
50
60
70
49
55
24
27
3
72
0
10
20
30
40
50
60
T
A
[°C]
I
TH
2
[A
2
]
Содержание 171858
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