Seg WI Series User Manual

Characteristic
»Char«
Trip Delay
t = k ⋅ tChar⋅ 10
α ⋅ log
⎛
⎝
b ⋅
IG
IG>
⎞
⎠
+ c
k
[s]
b c α
HV Fuse 10 2 3.66 −3.8320
FR Fuse
1 <
IG
I
G>
< 2
10 1 3.0 −7.16
2 <
IG
I
G>
< 2.66
10 1 2.47 −5.4
2.66 <
IG
I
G>
<
I
max
I
G>
10 1 1.98 −4.24
Characteristic
»Char«
Trip Delay
t = m - k ⋅ ln
⎛
⎝
IG
IG>⋅ tChar
⎞
⎠
k
[s]
m
[s]
RXIDG 1.35 5.8
See ╚═▷ “Explanation for All Characteristics (IG>, IG>>)” for more information.
293WIC1WIC1-1.0-EN-MAN
11 Appendix
11.2.2.2 Inverse-Time Characteristics (IG>, IG>>)

Seg WI Series Specifications

General

Brand	Seg
Model	WI Series
Category	Relays
Language	English