Siemens SIMOCODE pro - Page 44

Parameters
4.1 Motor protection
SIMOCODE pro - Parameterize
44 Operating Manual, 04/2017, A5E40507630002A/RS-AA/001
Thermal motor model (thermal memory)
"At operating temperature" state
In the "at operating temperature" state, the tripping times are reduced by the factors listed in
the table. These factors apply to 3-pole balanced loads from class 5 through class 40.
Table 4- 1 Factors (quadratic) for trip times at operating temperature for 2nd generation
current / voltage measuring modules
x I
s
Preload as a percentage of the current setting I
s
0
20
40
60
80
100
1.15
1
0.94
0.87
0.77
0.64
0.40
1.5
1
0.87
0.73
0.57
0.38
0.16
2
1
0.85
0.69
0.51
0.33
0.13
3
1
0.83
0.66
0.49
0.31
0.12
4
1
0.83
0.65
0.48
0.30
0.12
5
1
0.83
0.65
0.47
0.29
0.11
6
1
0.82
0.65
0.47
0.29
0.11
7.2
1
0.82
0.65
0.47
0.29
0.11
8
1
0.82
0.65
0.47
0.29
0.11
9
1
0.82
0.65
0.47
0.29
0.11
10
1
0.83
0.65
0.47
0.29
0.11