西门子 722 切换速度过低

SIMODRIVE 611U

切换速度过低

伺服驱动器

故障含义：For the selected setting of P1466, the induced voltage is too low in the lower speed range in order to be able to reliably guarantee sensorless operation. The induced voltage must be at least 40 Volt (phase-tophase, RMS) at the particular speed.

可能原因

检查与处理

资料来源：SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, 西门子官网) 7.3