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Bettsun 3KW 48V Hybrid Solar Inverter

Key Features:
  • PV input voltage range up to 450Vdc.
  • Battery system: 48V, compatible with various battery types.
  • Single MPPT with 99.9% efficiency and a max current of 22A.
  • Supports output voltage levels of 208, 220, 230, and 240 Vac.

$395.00

Ultra-Wide Input Voltage and Frequency Range
The Bettsun 3KW 48V inverter supports a wide PV input voltage range of up to 450Vdc, ensuring reliable performance even in areas with unstable grids. This flexibility allows it to adapt to various power conditions efficiently.
3-in-1 Solar Technology
The 3KW 48V model integrates grid-tied, off-grid, and hybrid configurations, offering a versatile solution that adapts to different power requirements. It ensures a seamless and uninterrupted power supply.
Battery Compatibility and AC Coupling Mode
Supporting 48V battery systems, this inverter provides flexible energy storage and can also function without a battery in AC coupling mode, making it adaptable to various setups.
Dual Activation for Lithium-Ion Batteries
The 3KW 48V model is equipped with a dual activation function, capable of reactivating dormant lithium-ion batteries via either grid power or solar power, extending battery performance and durability.
Single-Phase Pure Sine Wave Output
This model delivers a pure sine wave output with less than 3% current distortion, providing clean and stable energy for sensitive devices and home appliances, ensuring optimal performance.
Multi-Voltage Output Support
Offering four voltage levels—208, 220, 230, and 240 Vac—the Bettsun 3KW 48V inverter is adaptable to various regional grid standards, providing flexible power output.
Single MPPT with High Efficiency
Equipped with a single MPPT that reaches up to 99.9% efficiency, this inverter handles up to 22A of current, optimizing solar energy production for maximum efficiency.
Multiple Charging Modes
The 3KW 48V inverter offers four charging modes: solar only, grid priority, solar priority, and hybrid grid/PV charging, giving users full control over their energy consumption and charging preferences.
Grid-Tied Selling Mode
This inverter supports a grid-tied selling mode, allowing users to set the amount of energy to sell back to the grid, thus maximizing energy efficiency and providing potential financial benefits.
Dual Output Modes
The Bettsun 3KW 48V model provides two output modes—grid bypass and inverter output—ensuring continuous power supply during grid failures or disturbances.
Large LCD Screen with Dynamic Flow Chart
A large LCD display with a dynamic flow chart makes it easy to monitor system data and operational status, allowing users to have real-time insights into the inverter’s performance.
CAN or RS485 Communication Support
The inverter offers communication options through CAN or RS485, enabling remote system monitoring and control for enhanced usability and system integration.
Anti-Backflow with CT Sensors
The 3KW 48V inverter includes CT sensors to prevent energy backflow into the grid, ensuring the system remains efficient and protected against unwanted energy loss.
Unlimited Load Capacity
The Bettsun 3KW 48V model can handle significant loads, with the ability to drive a 20kW load (with grid assistance), ensuring seamless operation for demanding energy needs.
Advanced App Control and Monitoring
With a plug-and-play WiFi system and a powerful mobile app, the inverter allows users to remotely monitor and control the system, ensuring optimal performance from any location.
High-Frequency Isolation for Enhanced Safety
This model is equipped with high-frequency isolation and comprehensive protection features, including short circuit, overcurrent, and anti-islanding protection, guaranteeing safe and reliable operation.
Feature Value
MPPT Range @ Operating Voltage 110-450VDC
PV Overvoltage Protection Open Circuit Voltage: 450VDC
Maximum PV Array Power 3000W
Maximum Solar Charge Current 100A
AC Voltage 220Vac
Selectable Voltage Range 170-270Vac (UPS), 90-280Vac (APL)
Max AC Voltage 280VAC
Frequency 50Hz/60Hz (Auto)
Frequency Range 40-65Hz
Transfer Time 10ms (UPS) 20ms (APL)
Maximum AC Charge Current 100A
Battery Type Lead-acid/Lithium
Battery Voltage 24VDC
Battery Voltage Range 20.4-29.2V (Lithium), 20-30V (Lead-Acid)
Max Charge Current 100A
Floating Charge Voltage 27.6V (Lead-Acid), Defined by user for Lithium
Highest Constant Voltage 28.8V (Lead-Acid), Defined by user for Lithium
Rated Power 3KW
Output Voltage 220VAC/208VAC/240VAC
Voltage Accuracy ±5%
Frequency 50Hz/60Hz
Frequency Accuracy ±2%
Total Harmonic Distortion (THD) ≤3% (100% Linear Load)
Power Factor (PF) 1.0
Max Efficiency 95.5% (PV360V@1/2 load)
Over-load 110%<Load<150% (±10%): Shutdown after 10 seconds; 150%<load<200% (±10%): Shutdown after 5 seconds; 200%
Battery Over-voltage Protection Yes
Battery Low Voltage Protection Yes
Over-load Protection Yes
Output Short Circuit Protection Yes
Over-temperature Protection Yes
Dimension (L/W/H) 380/252/103mm
Weight 6.3kg
Noise ≤48dB
Operating Temperature -10℃~+55℃
Storage Temperature -15℃~+60℃
Humidity (Non-condensing) 0~90%
Altitude ≤6000m

 

User manual 1

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