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Siemens SINAMICS S120 Configuration Manual Page 70

Synchronous motors.
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Motor components
6.1 Thermal motor protection
Caution
The integrated temperature sensor protects the synchronous against an overload condition
Shaft height 11 to 48 to 2 • I
From shaft height 63 up to 4∙ I
For load applications that are critical from a thermal perspective - e.g. overload when
the motor is stationary or an overload of M
longer available.
Figure 6-1
70
and speed <> 0
0 (60 K)
0 (60 K)
R [k Ω
Resistance characteristic of the KTY 84 as a function of the temperature
Configuration Manual, (PFK7S), Edition 12.2006, 6SN1197-0AD16-0BP1
and speed <> 0
longer than 4 s, adequate protection is no
max
I
[
Synchronous Motors 1FK7

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