Configuration Manual Synchronous Motors 1FT6 - Siemens ...
Configuration Manual Synchronous Motors 1FT6 - Siemens ...
Configuration Manual Synchronous Motors 1FT6 - Siemens ...
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Motor Components (Options)<br />
4.4 <strong>Motors</strong> without DRIVE-CLiQ<br />
4.4.3 Resolvers<br />
Notice<br />
A max. operating frequency of 470 Hz must be maintained for SINAMICS S120.<br />
Function:<br />
• Speed actual value sensing<br />
• Rotor position encoder for inverter control<br />
• Indirect incremental measuring system for the position control loop<br />
Table 4-9 Technical data, resolvers<br />
Features Resolvers<br />
Mech. limiting speed 15 000 RPM<br />
Excitation voltage 5 V (rms) to 13 V (rms)<br />
Excitation frequency 4 kHz to 10 kHz<br />
Current consumption < 80 mA (rms)<br />
Angular accuracy (bandwidth)<br />
2-pole<br />
multi-pole<br />
Pole number<br />
(The pole number is identical<br />
with the motor pole<br />
number)<br />
< 14'<br />
< 4'<br />
Ratio 0.5<br />
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Figure 4-4 Output signals, resolver<br />
2, 4, 6 or 8<br />
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<strong>1FT6</strong> synchronous motors<br />
4-10 <strong>Configuration</strong> <strong>Manual</strong>, (PFT6), Edition 12.2004, 6SN1197-0AD12-0BP0
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