05.05 Function descriptions
SIEMENS AG 6RX1700-0AD76 9-57
SIMOREG DC Master Operating Instructions
6RA7091-6DS22 and 6RA7091-6FS22
Tp (s) Tp (s) Tp (s) Tp (s) Tp (s) Tp (s)
Ig (%) X=1.8 X=1.5 X=1.4 X=1.3 X=1.2 X=1.1
0 6.700 20.140 30.440 47.720 79.460 143.340
10 5.627 17.447 26.910 42.992 73.349 136.839
20 4.569 14.613 23.126 37.864 66.463 129.216
30 3.550 11.728 19.129 32.352 58.749 120.198
40 2.589 8.916 14.988 26.479 50.180 109.427 X t
an
(s)
50 1.737 6.321 10.873 20.297 40.779 96.405 1.1 180
60 1.061 4.043 7.101 13.974 30.640 80.494 1.2 88
70 0.568 2.139 3.952 8.086 19.951 61.016 1.3 49
80 0.231 0.850 1.571 3.492 9.534 37.886 1.4 30
90 0.066 0.204 0.340 0.754 2.231 12.898 1.5 19
94 0.042 0.130 0.208 0.373 0.780 4.891 1.8 6
98 0.018 0.056 0.089 0.160 0.334 1.859
100 0.006 0.019 0.030 0.053 0.111 0.344 t
ab
(s) = 312
6RA7091-6DS22 1200A/1Q 400V
6RA7091-6FS22 1200A/1Q 460V
0,1
1,0
10,0
100,0
1000,0
0 102030405060708090100
Base-load current as % of rated DC current
Overload period in s with cycle time of 300s
X=1,8
X=1,5
X=1,4
X=1,3
X=1,2
X=1,1
6RA7091-6DS22 1200A/1Q 400V
6RA7091-6FS22 1200A/1Q 460V
0
50
100
150
200
250
300
0 102030405060708090100
Base-load current as % of rated DC current
Overload period in s with cycle time of 300s
X=1,8
X=1,5
X=1,4
X=1,3
X=1,2
X=1,1