ABB REM 610 Technical Reference Manual page 28

REM 610
28
Motor Protection Relay
Technical Reference Manual
t/s
4000
3000
2000
1000
500
400
300
200
100
50
40
30
20
10
5
4
3
2
1.05
1
1 2 3
Fig. 4.1.4.2.-4 Trip curves at prior load 1 x FLC and p=20%
t [s]
6x
120
60
30
20
15
10
5
2.5
4 5 6 8 10 I/I
n
1MRS 752263-MUM