ABB RELION REX640 Technical Manual page 1688

Section 11
General function block features
1682
t[s] Reset time (in seconds)
k Set Time multiplier
I Measured current
Start value
I> Set
Table 1475: Coefficients for ANSI delayed inverse reset curves
Curve name
(1) ANSI Extremely Inverse
(2) ANSI Very Inverse
(3) ANSI Normal Inverse
(4) ANSI Moderately Inverse
(6) Long Time Extremely Inverse
(7) Long Time Very Inverse
(8) Long Time Inverse
1MRS759142 C
D
29.1
21.6
0.46
4.85
30
13.46
4.6
REX640
Technical Manual