代码 xF1: DC bus voltage error
问题描述与安全警告
Trane TVR Pro VRF (220V) 触发了严重的 DC bus voltage error 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
Manual restart required: No Display: Displayed on the unit with the error Note: 'x' is a placeholder for the compressor system — 1 = compressor system A, 2 = compressor system B (e.g. 1F1 / 2F1). Description: 1F1 indicates compressor A DC bus voltage error; 2F1 indicates compressor B DC bus voltage error. All units stop running. Error code is only displayed on the unit with the error. Trigger condition: DC bus voltage < 150V or DC bus voltage >500V continuously for 10 seconds. Recover condition: DC bus voltage goes back to normal. Reset method: Restart automatically. Possible causes: - Loosened wiring of the compressor inverter module. - Incorrect wiring of the reactor and DC bus wire. - Abnormal power supply. - Inverter module damaged.
Source: Trane 220V TVR Pro VRF Service Manual — Part 6 Diagnosis and Troubleshooting
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Trane TVR Pro VRF (220V) 警报
由 Trane 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 TVR Pro VRF (220V) 出现类似 xF1 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。
完整报警清单: 38 Trane TVR Pro VRF (220V) 代码s.
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