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General| Rated Power | 3000W |
|---|---|
| Input Voltage | 230V AC |
| Output Voltage | 230V AC |
| Efficiency | 93% |
| Dimensions | 330 x 485 x 135 mm |
| Weight | 12 kg |
| Max. PV Array Power | 4000W |
| Max. Charging Current | 60A |
| Max. AC Charging Current | 30A |
| Max. Solar Charging Current | 60A |
| Number of MPP Trackers | 1 |
| Output Frequency | 50/60Hz |
| Communication | RS232 |
Logic diagram illustrating the SPF off-grid inverter's internal components and connections for system understanding.
Fault description for a locked fan, analysis of causes, and troubleshooting suggestions for fan issues.
Addresses over-temperature faults, NTC cable issues, and environmental factors affecting heat dissipation.
Explains battery overcharging due to voltage, connection issues, or high battery voltage.
Covers low battery warnings, communication protocols with lithium batteries, and low voltage states.
Details overload faults, high output load, inductive loads, and short circuits.
Explains power derating due to low AC input voltage and how to manage load.
Addresses solar charger stoppage caused by incorrect PV panel configuration or high PV voltage.
Discusses solar charger stoppage due to excessive AC output load exceeding inverter capacity.
Covers issues with parallel grid connections and phase differences in three-phase systems.
Addresses phase errors in parallel grid connections, emphasizing correct wiring.
Explains phase loss in parallel output configurations and correct wiring practices.
Details BMS communication errors, protocol differences, and software/firmware upgrades.
Focuses on loss of communication between the inverter and the Battery Management System (BMS).
Addresses cell over-voltage issues, checking PV configuration, and battery specifications.
Covers cell under-voltage issues, checking load capacity, and special load requirements.
Explains total over-voltage conditions, PV configuration, and battery suitability.
Addresses total under-voltage conditions, checking load capacity, and disconnecting loads.
Details discharge over-current faults and checking load capacity against battery limits.
Covers charge over-current issues, PV configuration, and battery charging specifications.
Explains discharge over-temperature faults and checking load capacity against battery limits.
Addresses charge over-temperature issues, PV configuration, and battery charging specifications.
Covers battery over-temperature faults, PV configuration, and battery suitability.
Explains battery under-temperature faults and checking battery suitability for site conditions.
Addresses system shutdown events, checking battery SOC and voltage against program settings.
Fault description for a locked fan, analysis of causes, and troubleshooting suggestions for fan issues.
Fault description for over-temperature, analysis of NTC cable and environment, and suggestions.
Fault description for high battery voltage, analysis of voltage and connection, and suggestions.
Fault description for low battery voltage/soc, analysis of communication and voltage, and suggestions.
Fault description for output short circuit detected by internal components, and suggestions.
Fault description for high output voltage, analysis, and suggestions for clearing the error.
Fault description for overload time out, analysis of load and inductive loads, and suggestions.
Fault description for high bus voltage, analysis, and suggestions for settings and upgrades.
Fault description for bus soft start failure, analysis of settings and component damage, and suggestions.
Fault description for over current or surge, analysis of load and circuit damage, and suggestions.
Fault description for low bus voltage, analysis of load startup, and suggestions for managing loads.
Fault description for inverter soft start failure, analysis of MPPT voltage and components, and suggestions.
Fault description for over DC voltage in AC output, analysis of unbalanced voltage, and suggestions.
Fault description for open battery connection, analysis of communication and battery status, and suggestions.
Fault description for low output voltage, analysis, and suggestions for load management.
Fault description for negative power fault, analysis of wiring and phase difference, and suggestions.
Fault description for CAN fault, analysis of communication cable connection, and suggestions.
Fault description for host loss in three-phase systems, and suggestions for startup sequence.
Fault description for BMS communication error, analysis of protocols and software, and suggestions.
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