What to do if my LogicPower Inverter shows blackouts?
If your LogicPower Inverter is experiencing blackouts, the first thing to check is whether there is a power supply from the power grid. Verify if the power grid is active.
What to do if LogicPower EA33KTLSI shows overvoltage?
If your LogicPower Inverter indicates overvoltage, it might be due to a short-term power grid abnormality. If it happens occasionally, the inverter should return to normal operation automatically once the power grid stabilizes. However, if it occurs frequently, check if the power grid voltage is within the allowable range. If it's not, contact your local power operators. If the voltage is within range, revise the protection point.
Why is my LogicPower Inverter showing low input power?
If your LogicPower Inverter is showing low input power, it could be due to the PV strings being sheltered for a long time or aging. Check if the PV string is obstructed. If the surface is clean and clear, then inspect the PV panel for any damage.
What to do if LogicPower EA33KTLSI shows undervoltage?
If your LogicPower Inverter displays an undervoltage error, this indicates that the power grid voltage is too low. The solution is the same as for a power grid overvoltage issue: If it happens occasionally, the inverter should return to normal operation automatically once the power grid stabilizes. However, if it occurs frequently, check if the power grid voltage is within the allowable range. If it's not, contact your local power operators. If the voltage is within range, revise the protection point.
What to do if LogicPower Inverter shows overfrequency?
If your LogicPower Inverter displays an overfrequency error, this indicates that the power grid frequency is too high. The solution is the same as for a power grid overvoltage issue: If it happens occasionally, the inverter should return to normal operation automatically once the power grid stabilizes. However, if it occurs frequently, check if the power grid voltage is within the allowable range. If it's not, contact your local power operators. If the voltage is within range, revise the protection point.
What to do if LogicPower Inverter shows underfrequency?
If your LogicPower Inverter displays an underfrequency error, this indicates that the power grid frequency is too low. The solution is the same as for a power grid overvoltage issue: If it happens occasionally, the inverter should return to normal operation automatically once the power grid stabilizes. However, if it occurs frequently, check if the power grid voltage is within the allowable range. If it's not, contact your local power operators. If the voltage is within range, revise the protection point.
What to do if LogicPower EA33KTLSI Inverter shows abnormal power grid frequency?
If your LogicPower Inverter detects an abnormal power grid frequency before grid-connected operation, it means the power grid frequency is beyond the allowable range. The solution is the same as for a power grid overvoltage issue: If it happens occasionally, the inverter should return to normal operation automatically once the power grid stabilizes. However, if it occurs frequently, check if the power grid voltage is within the allowable range. If it's not, contact your local power operators. If the voltage is within range, revise the protection point.
How to fix high voltage of PV strings in LogicPower EA33KTLSI?
If you are experiencing high voltage in your PV strings with the LogicPower Inverter, it may be due to an excessive number of PV panels connected in series. Check if the serial connection configuration of PV strings is too high, causing the open-circuit voltage to exceed the inverter's maximum input voltage. If so, adjust the number of strings to reduce the output voltage of the PV strings to within the specified range. After adjusting, the inverter should return to normal operation.
What to do if my LogicPower EA33KTLSI Inverter indicates a BOOST circuit fault?
If your LogicPower Inverter reports a BOOST circuit fault, it's likely due to abnormal external conditions causing the inverter's internal BOOST circuit protection to activate. This can be due to drastic variations in external conditions leading to excessive input current or voltage, or the inverter detecting that the BOOST temperature exceeds the allowable range, or a soft start failure. The inverter monitors external working conditions in real-time and should return to normal operation automatically once the fault is resolved. For temperature-related issues (ID?321 ~ 323), check the BOOST temperature sensor cable connections.
What does it mean if my LogicPower Inverter shows an islanding error?
If your LogicPower Inverter shows an islanding error, it indicates an abnormal fluctuation in the power grid frequency. Check whether the power grid is in an islanding state.
Summarizes critical safety measures for installation, operation, and maintenance.
Details the EA33/40KTLSI inverter and its system components.
Highlights key attributes like efficiency, reliability, and advanced control technology.
Explains the inverter's power conversion process using a schematic diagram.
Illustrates and labels the external panels (front, bottom, rear) of the inverter.
Shows and describes internal parts like fans, protection boards, and terminals.
Guidance on checking the inverter for damage prior to installation.
Instructions for safe handling and moving the inverter during transport.
Procedures and requirements for securely mounting the inverter, including clearances.
Specifies the appropriate cable diameters for various electrical connections.
Step-by-step guide for preparing and connecting PV input cables.
Instructions for making and installing the inverter's AC output cable.
Steps for preparing and connecting the RS485 communication cable.
Details the meaning of different LED indicators on the inverter panel.
Guides users on how to interpret alarm status via LEDs and other means.
Procedures for safely powering the inverter on and off.
Describes the various operational states like startup, standby, and sleep.
Explains Wi-Fi monitoring setup and methods using mobile or computer.
Instructions for installing the Solar Assistant APP on iOS and Android.
Guide for using the Solar Assistant APP on iOS devices, including connection.
Guide for using the Solar Assistant APP on Android devices, including connection.
How to find the inverter's Wi-Fi hotspot name on its nameplate.
Defines alarm levels and lists common faults with causes and solutions.
Provides detailed technical specifications for EA33KTLSI and EA40KTLSI inverters.
General| Model | EA33KTLSI |
|---|---|
| Rated Power | 33kW |
| Output Power | 33kW |
| Number of MPPT Trackers | 2 |
| Rated AC Voltage | 400V |
| Frequency | 50/60Hz |
| Waveform | Pure Sine Wave |
| Protection Degree | IP65 |
| Input Voltage | 200-1000V |
| Output Voltage | 400 V |
| Operating Temperature Range | -25°C ~ +60°C |
| Communication | RS485 |
| Protection | DC reverse polarity |
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