Seg WI Series - Inverse-Time Characteristics (I>, I>>, I>>>)

Characteristic
»Char«
Trip Delay
t = k ⋅ tChar⋅ 10
α ⋅ log
⎛
⎝
b ⋅
I
I>
⎞
⎠
+ c
k
[s]
b c α
HV Fuse 10 2 3.66 −3.8320
FR Fuse
1 <
I
I
>
< 2
10 1 3.0 −7.16
2 <
I
I
>
< 2.66
10 1 2.47 −5.4
2.66 <
I
I
>
<
I
max
I
>
10 1 1.98 −4.24
See ╚═▷ “Explanation for All Characteristics (I>, I>>, I>>>)” for more information.
275WIC1WIC1-1.0-EN-MAN
11 Appendix
11.2.1.2 Inverse-Time Characteristics (I>, I>>, I>>>)