206
Input port 3&4
overvoltage
1.Please make sure that the PV module open-circuit voltage is less
than or equal to the maximum input voltage.
2. If the PV module open-circuit voltage is within the normal range,
contact your dealer or Hoymiles technical support.
215
Input port 5&6
overvoltage
1.Please make sure that the PV module open-circuit voltage is less
than or equal to the maximum input voltage.
2. If the PV module open-circuit voltage is within the normal range,
contact your dealer or Hoymiles technical support.
207
Input port 1&2
undervoltage
1.Please make sure that the PV module open-circuit voltage is less
than or equal to the maximum input voltage.
2. If the PV module open-circuit voltage is within the normal range,
contact your dealer or Hoymiles technical support.
208
Input port 3&4
undervoltage
1.Please make sure that the PV module open-circuit voltage is less
than or equal to the maximum input voltage.
2. If the PV module open-circuit voltage is within the normal range,
contact your dealer or Hoymiles technical support.
216
Input port 5&6
undervoltage
1.Please make sure that the PV module open-circuit voltage is less
than or equal to the maximum input voltage.
2. If the PV module open-circuit voltage is within the normal range,
contact your dealer or Hoymiles technical support.
209 Port 1 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
210 Port 2 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
211 Port 3 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
212 Port 4 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
217 Port 5 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
218 Port 6 No input
1. Please conrm whether this port is connected to the PV module;
2. If the PV module is connected, please check the DC cable
connection between this port and the PV module.
213
PV-1 & PV-2
abnormal wiring
Please check whether the DC connections on port 1 and 2 are
correct.
214
PV-3 & PV-4
abnormal wiring
Please check whether the DC connections on port 3 and 4 are
correct.
219
PV-5 & PV-6
abnormal wiring
Please check whether the DC connections on port 5 and 6 are
correct.
© 2020 Hoymiles Power Electronics Inc. All rights reserved.
14
Three-phase Microinverter HMT-1800/2250 Troubleshooting