代码 A00501: Current Limit
问题描述与安全警告
Siemens SINAMICS G120 CU240S Drive 触发了严重的 Current Limit 警报。需要由合格的操作员或维修技师立即处理，以防止在制造周期中对设备造成二次损坏或导致零件报废。在接触电气控制箱之前，请务必确保遵循标准安全和停机挂牌 (LOTO) 程序。
官方故障排除步骤
Reaction: NONE Acknowledge: NONE Cause: - Motor power does not correspond to the inverter power - Motor leads are too long - Earth faults Remedy: Check the following: - Motor power (P0307) must correspond to inverter power (r0206). - Cable length limits must not be exceeded. - Motor cable and motor must have no short-circuits or earth faults - Motor parameters must match the motor in use - Value of stator resistance (P0350) must be correct - Motor must not be obstructed or overloaded - Increase Ramp-up time (P1120) - Reduce Starting boost level (P1312)
Source: SINAMICS G120 Control Units CU240S Faults and Alarms (Edition 05/2007)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Siemens SINAMICS G120 CU240S Drive 警报
由 Siemens 制造的工业控制器具有广泛的诊断系统，用于保护内部电路和机械连杆。当 SINAMICS G120 CU240S Drive 出现类似 A00501 的错误代码时，通常表示指令值与实际传感器反馈之间存在不匹配。
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