Ningbo Solis-6K Installation And Operation Manual
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7. Maintenance 8. Trouble ShootingSolis three phase inverter does not require any regular maintenance. However, clean thedust on the fan(for Solis-15K and Solis-10K-LV) or heat-sink will help inverter dissipatingheat and increase the life time of inverter.The dirt on the inverter can be cleaned with a soft brush.CAUTION:Do not touch the surface when the inverter is operating. Some parts may be hotand cause burns. Turn OFF your inverter (refer to Section 5.2) and let it cooldown before you do any maintenance or cleaning of inverter.The LCD and the LED status indicator lights can be cleaned with cloth if they are toodirty to be read.NOTE:Never use any solvents, abrasives or corrosive materials to clean the inverter.8. Trouble Shooting.27. .28.The inverter is designed in accordance with the most important international grid-tiedstandards and safety and electromagnetic compatibility requirements. Before delivering tothe customer, the inverter has been subjected to several tests to ensure its optimal operationand reliability.In case of failure, the LCD screen will display an alarm message. In this case, the invertermay stop feeding into the grid. The failure descriptions and their corresponding alarmmessages are listed in Table 8.1:Alarm MessageOV-G-VUN-G-VOV-G-FUN-G-FG-IMPNO-GOV-DCOV-BUSUN-BUSG-INTF.INI-FAULTOV-TEMGROUND-FAULTFailure descriptionOver grid voltageUnder grid voltageOver grid frequencyUnder grid frequencyHigh grid impedanceNo gridOver DC voltageOver DC bus voltageUnder DC bus voltageGrid interferenceInitialization system faultOver TemperatureGround faultTable 8.1 Fault message and descriptionNOTE:If the inverter displays any alarm message as listed in Table 8.1; pleaseturn off the inverter (refer to Section 5.2 to stop your inverter) and wait for 5minutes before restarting it (refer to Section 5.1 to start your inverter). If thefailure persists, please contact your local distributor or the service center.Please keep ready with you the following information before contacting us.1. Serial number of eko Single Phase Inverter;2. The distributor/dealer of eko Single Phase Inverter (if available);3. Installation date.4. The description of problem (i.e. the alarm message displayed on the LCD and the statusof the LED status indicator lights. Other readings obtained from the Information submenu(refer to Section 6.2) will also be helpful.);5. System design for the solar PV array configuration (e.g. number of panels, capacity ofpanels, number of strings, etc.);6. Your contact details.ILeak-FAULTRelay-FAULTDCinj-FAULTHigh Grid leakage currentRelay check faultHigh DC injection current |
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