720V 43.2kWh~54kWh industrial and commercial solar energy storage system

720V 43.2kWh~54kWh 

industrial and commercial solar energy storage system

1. Product description

In the process of optimizing and adjusting power resources, industrial and commercial enterprises sometimes encounter the trouble of power limiting and power failure, and sometimes they are helpless because of the ever-increasing complex demands in reality. WELLPACK start from solving customers' pain points, adhere to the bottom line of safety, and is committed to realizing the freedom of electricity for more industrial and commercial enterprises, without fear of power restriction! 720V 43.2kWh~54kWh industrial and commercial solar energy storage system features "high safety", "long life" and "easy maintenance", which will perfectly explain the powerful strength of industrial and commercial energy storage system products.

2. Basic Information 

System Specification 

Nominal Output Power： 33kW 

Maximum AC Input Power： 33kW 

Battery Capacity Range： 43.2kWh~54kWh (90% DoD) 

Battery Chemistry ：LiFePO4 

IP Protection ：IP21 

Cabinet Dimension(W *D* H) ：TBD 

Cabinet Weight： TBD 

Warranty： 3 years product warranty10 years performance warranty 

Inverter Technical Specification 

• Model ：Qoma33H-R 

• Battery Voltage Range ：400~850V 

• Max. Charging/ Discharging Current： 62A 

AC Side (Grid) 

• Nominal Output Power ：33kVA@45C,30kVA@50C 

• Nominal AC input Current： 50A 

• Nominal AC Voltage/ AC Voltage Range ：400V/230V,-20%~15% 

• Nominal Grid Frequency/Frequency Range： 50Hz:47Hz~52Hz ; 60Hz:57Hz~62Hz 

• AC Current THD ：<3 %(at nominal power) 

• Power Factor at Nominal Power /Adjustable Power Factor ：>1 leading-1 lagging 

• Adjustable Reactive Power ：-100%~100%

AC Side (Micro-Grid) 

• Nominal AC Voltage： 400V/230V, -20%~15% 

• AC Voltage THD ：< 1 % (Resistance Load) 

• Unbalance Load Capacity ：1 

• AC Output Power： 45kW/30s 

General 

• Maximum Charge Efiency： 0.98 

• Reverse Polarity Protection ：Yes 

• Overvoltage Protection： DC Type II /AC Type III 

• Grid Monitoring /Ground Fault Monitoring ：Yes/Yes 

• Insulation Monitoring ：Yes 

• Overheat Protection： Yes 

• Degree of Protection：IP65 

• Operating Ambient Temperature Range： -25 to 60˚(＞45˚de-rating)

• Allowable Relative Humidity Range (non-condensing) ：0-100% 

• Cooling Method Temperature ：controlled forced air cooling

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