ABB RED615 Technical Manual page 264

Section 4
Protection functions
258
t/s
4000
3000
2000
x
1000
500
400
300
200
100
50
40
30
20
10
5
4
3
2
1.05
1
1 2 3
GUID-B6F9E655-4FFC-4B06-841A-68DADE785BF2 V1 EN
Figure 130: The influence of Weighting factor p at prior load 1xFLC,
timeconstant = 640 sec, and Overload factor = 1.05
Cold
curve
20
50
75
p
[%]
100
4 5 6 8 10 I/I
q
1YHT530004D05 D
615 series
Technical Manual