FR-A840-00310-2-60

FR-A840-00310-2-60

選擇步進電機還是伺服電機系統(tǒng)？

答：其實，選擇什么樣的電機應根據(jù)具體應用情況而定，各有其特點。

如何配用步進電機驅(qū)動器？

答：根據(jù)電機的電流，配用大于或等于此電流的驅(qū)動器。如果需要低振動或時，可配用細分型驅(qū)動器。對于大轉(zhuǎn)矩電機，盡可能用高電壓型驅(qū)動器，以獲得良好的高速性能。

相和5 相步進電機有何區(qū)別，如何選擇？

答：2 相電機成本低，但在低速時的震動較大，高速時的力矩下降快。5 相電機則振動較小，高速性能好，比 2 相電機的速度高30~50% ，可在部分場合取代伺服電機。

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