ABB RELION 630 Series Technical Manual page 351

1MRS757256 F
PML630/Compact Load-Shedding Solution
Technical Manual
t[s] Reset time (in seconds)
k set Time multiplier
I Measured current
Start value
I> set
Table 355: 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
General function block features
Section 9
D
29.1
21.6
0.46
4.85
30
13.46
4.6
345