代碼 Uv2: Control Power Supply Voltage Fault
問題描述與安全警告
Yaskawa A1000 AC Drive 觸發了嚴重的 Control Power Supply Voltage Fault 警報。需要由合格的操作員或維修技師立即處理，以防止在製造週期中對設備造成二次損壞或導致零件報廢。在接觸電氣控制箱之前，請務必確保遵循標準安全和停機掛牌 (LOTO) 程序。
官方故障排除步驟
Code type: Fault Manual section: Yaskawa A1000 Troubleshooting For models CIMR-A□2A0004 through 2A0056 and CIMR-A□4A0002 through 4A0031: L2-02 was changed from its default value without installing a Momentary Power Loss Ride-Thru unit. Correct the setting to L2-02 or install an optional Momentary Power Loss Ride-Thru unit. Control power supply wiring is damaged. - Cycle power to the drive. Check if the fault reoccurs. - If the problem continues, replace the control board, the entire drive, or the control power supply. Internal circuitry is damaged. - Cycle power to the drive. Check if the fault reoccurs. - If the problem continues, replace either the control board or the entire drive. For instructions on replacing the control board, contact Yaskawa or your nearest sales representative.
Source: Yaskawa AC Drive A1000 High Performance Vector Control Drive Technical Manual (SIEP C710616 21H)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Yaskawa A1000 AC Drive 警報
由 Yaskawa 製造的工業控制器具有廣泛的診斷系統，用於保護內部電路和機械連桿。當 A1000 AC Drive 出現類似 Uv2 的錯誤代碼時，通常表示指令值與實際感測器回饋之間存在不匹配。
完整警報清單: 280 Yaskawa A1000 AC Drive 代碼s.
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