Precision Display, Beyond Limits
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Precision Display, Beyond Limits

Solar PV Off-grid System

 

 

01 Product Description

PV Off-grid System is a high-performance off-grid solar power supply solution. Stable control is achieved through a dual-core MCU architecture, supporting flexible switching among three modes: mains power mode, energy-saving mode, and battery mode, to meet the diverse power consumption scenarios. The system provides pure sinusoidal AC output, which is suitable for precision equipment and conventional electrical loads. The wide voltage input range and fully automatic voltage regulation function ensure the accuracy of power output, and the LCD screen monitors the operating status in real time.

It is equipped with multiple protection mechanisms such as overcharge, high and low voltage, overload, short circuit and overheating, providing safe and reliable new energy power support for areas without grid coverage such as households, industries, border defense and ships.

Advantage

• Dual-core MCU design: High-performance dual-core microcontrollers are adopted to ensure stable and efficient system operation
• Three-mode intelligent switching: Freely switch between Utility Power Mode, Battery Mode and battery mode to flexibly adapt to the electricity demand
• Pure sine wave AC output: Compatible with various precision equipment and household appliance loads
Wide voltage adaptive: Supports a wide range of input voltages and high-precision fully automatic voltage stabilization output
• Visual intelligent monitoring: The LCD module displays the operating parameters in real time, and the status indication is clear and intuitive


Protection mechanism

• Battery overcharge protection
High/low voltage automatic cut-off
• Overload protection
• Short-circuit protection
• Temperature anomaly protection

 

02 Core Engineering Parameters

PV Off-grid System Specification
System power 1KW 3KW 5KW 10KW 15KW 20KW
Solar panel power 335W 420W
Number of solar panels 3 PCS 9 PCS 12 PCS 24 PCS 36 PCS 48 PCS
Photovoltaic DC cable 1 SET
MC4 connector 1 SET
DC combiner box 1 SET
Controller 24V40A 48V60A 96V50A 216V50A 216V75A 216V75A
Lithium battery/Lead-acid battery(Gel) 24V 48V 96V 216V
Battery capacity 200Ah 250Ah 200Ah 300Ah 400Ah
Inverter AC input side voltage 170-275V
Inverter AC input side frequency 45-65Hz
Inverter off-grid rated output power 0.8KW 2. 4KW 4KW 8KW 12KW 16KW
Maximum output apparent power on off-grid side 1KVA30S 3KVA30s 5KVA30s 10KVA10min 15KVA10min 20KVA10min
Rated output voltage on off-grid side 1/N/PE, 220V
Rated output frequency on off-grid side 50Hz
Working temperature Working temperature
Cooling method Air-cooling
AC output copper core cable 1 SET
Distribution box 1 SET
Auxiliary material 1 SET
Photovoltaic bracket type Aluminum /Carbon steel bracket (one set)

 

Electrical loads for 3KW off-grid solar system
Electrical equipment No. Power(W) Daily Expense (h) Total electricity consumption(Wh)
Desk fan 2 45 5 450
LED lights 4 2/3/5/7 6 204
TV set 1 100 4 400
Micro-wave oven 600 0.5 300
Juicer 300 0.6 180
Refrigerator 150 24 150*24*0.8=2880
Air conditioner 1100 6 1100*6*0.8=5280


03 Industry Application Scenarios

✔ Outdoor adventure

✔ Night market lighting

✔ Family emergency
✔ Mobile office
✔ Remote areas

03 Professional technical services

 Scheme design and structural analysis:

Provide customized load calculation reports (including wind load/snow load/seismic force analysis).

▶ On-site exploration support:

Engineers conduct on-site investigations of geological conditions (soil bearing capacity/slope/corrosive environment).

▶ Installation training and guidance:

Provide standardized installation videos, operation manuals and on-site technical guidance to ensure zero error in construction.

 

04 Technical verification system

Provide standardized installation videos, operation manuals and on-site technical guidance to ensure zero error in construction.

▶ Extreme environmental testing

Pass the low-temperature impact at -40℃

Salt spray corrosion (3,000 + hours)

Extreme tests such as 60m/s hurricane simulation.

▶ Third-party certification

We hold wind pressure, snow pressure, seismic resistance and material certification certificates issued by TUV, SGS and other institutions to ensure the compliance of global projects.

 

05 Packages & Shipping

International standard packaging; Goods are dispatched from Shanghai, Ningbo, Tianjin, Xiamen and Shenzhen ports in China.

 

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