Siemens SINAMICS S120 - Page 52

Electrical data
4.4 Definitions
Synchronous Motors 1FK7
52 Configuration Manual, (PFK7S), Edition 12.2006, 6SN1197-0AD16-0BP1
Tolerance data
(data going beyond this are subject to a specific measuring accuracy)
Table 4-3 Tolerance data in the motor list data
Motor list data Typ. value Theoretical value
Stall current I
0
± 3 % ± 7,5 %
Electrical time constant T
el
± 5 % ± 10 %
Torque constant k
T
± 3 % ± 7,5 %
Voltage constant k
E
± 3 % ± 7,5 %
Winding resistance R
ph.
± 5 % ± 10 %
Moment of inertia J
mot
± 2 % ± 10 %