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Product introduction

The PHSD series integrates solar energy storage, mains power replenishment, and pure sine wave AC output into one unit. Utilizing a DSP fully digital control architecture and advanced algorithms, it features fast response and high stability, meeting the requirements of industrial applications and adapting to various energy systems, including off-grid and grid-connected systems.

This series adds a low-power model, further expanding its application scenarios. Taking the PHSD2500 as an example, it boasts a power output of 2500W and weighs only 5.6kg. Supporting 24V DC input and 220V AC output, it achieves a good balance between high performance and portability. The device offers two operating modes: mains bypass and inverter output, with uninterrupted switching. Users can freely choose from four charging modes to flexibly manage photovoltaic and mains power resources according to their needs.

In terms of safety, the product incorporates multiple protection functions, including short circuit, over/under voltage, overload, and reverse current protection. Combined with dual closed-loop SPWM control technology for voltage and current, the output waveform is pure and stable. Through MPT technology, the system's maximum conversion efficiency can reach 99.9%; an intelligent temperature-controlled fan effectively controls the equipment temperature, improving long-term operational stability.

This series is compatible with both lithium-ion and lead-acid batteries and features lithium-ion battery activation, which can be triggered by mains power or photovoltaic power. The device is equipped with an AC output physical switch, along with an LED LCD screen and status indicator lights, allowing for easy real-time monitoring of operating status and intuitive operation. The product has passed CE certification and is safe and reliable.

Specifications

PHSD2500EBL24 Technical Specifications

Parameter Specification
Model PHSD2500EBL24
Grid Mode  
Input Waveform Sine Wave (Grid or Generator)
Rated Voltage 220Vac
Undervoltage Stop Voltage 170Vac ±7V (UPS); 90Vac ±7V (Appliances)
Undervoltage Return Voltage 180Vac ±7V (UPS); 100Vac 7V (Appliances)
Overvoltage Stop Voltage 280Vac ±7V
Overvoltage Return Voltage 270Vac ±7V
Maximum AC Input Voltage 300Vac
Rated Input Frequency 50Hz/60Hz
Underfrequency 40 ±1Hz
Underfrequency Return Frequency 42 ±1Hz
Overfrequency 65 ±1Hz
Overfrequency Return Frequency 63 ±1Hz
Output Short Circuit Protection Short Circuit Switch
Switching Time <20ms (Appliances)
Inverter Mode  
Rated Output Power 2500VA
Output Voltage 220Vac ±5%
Output Frequency 50Hz
Overload Protection 2 × Overload
Instantaneous Capacity 2 × Rated Power for 5 seconds
Rated Input Voltage 24.0Vdc
Cold Start Voltage 23.0Vdc
Low Voltage Alarm Voltage (@Load <50%) 23.0Vdc
Low Voltage Alarm Voltage (@Load >50%) 22.0Vdc
Low Voltage Alarm Return Voltage (@Load <50%) 23.5Vdc
Low Voltage Alarm Return Voltage (@Load >50%) 23.0Vdc
Low Voltage Stop Voltage (@Load <50%) 21.5Vdc
Low Voltage Stop Voltage (@Load >50%) 21.0Vdc
Overvoltage Cut-off Voltage 30.0Vdc
Overvoltage Recovery Voltage 30.0Vdc
Grid Charging Mode  
Charging Algorithm 3-Step
Maximum AC Charging Current 40A
Bulk Charging Point Voltage 29.2Vdc / 28.2Vdc
Float Charging Voltage 27Vdc
MPPT Photovoltaic Charging Mode  
Maximum Photovoltaic Power 600W
Rated Photovoltaic Voltage 60Vdc
Start-up Voltage 20Vdc
Photovoltaic MPPT Voltage Range 20~80Vdc
Maximum Photovoltaic Open Circuit Voltage 120Vdc
Maximum Charging Current 40Amp
General Requirements  
Cooling Active fan cooling, temperature power control; fan runs at full speed when measured temperature exceeds 80℃
Operating Temperature -10℃ ~ 50℃
Storage Temperature -15℃ ~ 60℃
Humidity 5% - 93%, Non-condensing
Dimensions 267.4 × 99.2 × 324.2mm
Weight 5.6kg
Certification CE
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