Siemens 6RA7086-6KS22 Operating Instructions Manual page 389

05.05
Calculation of thermal equivalent time constant (P114)
It must be noted that the thermal equivalent time constant is dependent on the maximum overcurrent.
Thermal equivalent time constant of 1G . 5/1H . 5 DC motors according to Catalog DA12.
P114
40
30
20
10
8
6
5
4
3
2
1
I ... Rated motor armature current (=P100)
rated
I ... Maximum overcurrent at which motor is operated
NOTES
•
When other motor types are connected, the manufacturer's specifications apply.
•
If you are using DC motors 1G.5 / 1H.5 as specified in catalog DA12, parameter P113 must
be set to 1.00
SIEMENS AG 6RX1700-0AD76
SIMOREG DC Master Operating Instructions
100 120 140 160
Function descriptions
180 200
I [%] I
I
rated
9-33