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.

$120.00

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%<load (±10%): Shutdown immediately
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

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User manual 1

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