Automatic stringer CLW-210D

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Automatic Stringer CLW-210D for High-Efficiency Solar Cell Stringing

The Automatic Stringer CLW-210D is an advanced solar cell stringing machine designed for high-efficiency photovoltaic module production. It supports both conventional solar cells and advanced BC (Back Contact) solar cells, providing flexible production solutions for different PV manufacturing requirements.

With high-speed operation, wide cell compatibility, precise positioning, and low breakage rates, the CLW-210D is suitable for manufacturers producing various solar modules, including PERC, TOPCon, HJT, HIT, IBC, HPBC, and ABC technologies.

Key Features of Automatic Stringer CLW-210D

High-Speed Solar Cell Stringing Performance

The CLW-210D delivers efficient stringing performance to improve solar module production capacity.

• Maximum theoretical speed: up to 1600 cells/hour

• Conventional solar cell stringing speed: 1100-1500 cells/hour

• BC solar cell stringing speed: 700-1200 cells/hour

The machine is designed to maintain stable production efficiency while ensuring accurate soldering and reliable cell handling.

Wide Solar Cell Compatibility

The CLW-210D supports a broad range of solar cell technologies and specifications, making it suitable for flexible PV production lines.

Compatible cell types include:

• Conventional mono and bifacial PERC cells

• Diamond wire TOPCon cells

• Bifacial N-type cells

• HIT and HJT cells

• IBC, HPBC, and ABC back-contact cells

It supports different busbar configurations, including:

• 5BB

• 6BB

• 9BB

• 10BB

• 11BB

• 12BB

• 13BB

• 16BB

• 18BB

• 20BB

The machine is compatible with multiple wafer sizes, including:

156.75mm, 157mm, 158.75mm, 164mm, 166mm, 182mm, 210mm, 218.2mm, and 230mm.

Advanced Stringing Capability for Conventional Solar Cells

For conventional solar cells, the CLW-210D provides stable soldering performance with high production efficiency.

Main Performance Parameters

• Working speed: 1100-1500 cells/hour

• Breakage rate: ≤0.03% (Grade A solar cells)

• Applicable busbars: 5BB-20BB

• Temperature control: 300°C

• Soldering stroke: 200mm

• Position adjustment: Adjustable soldering position

The machine supports different ribbon specifications:

• Ribbon width: 0.5-2.0mm

• Ribbon thickness: 0.1-0.25mm

The system is equipped with four tooling kits to accommodate different solar cell and ribbon requirements.

Flexible Solar Cell Size and Thickness Support

The CLW-210D is compatible with various solar cell dimensions and thicknesses.

Applicable Solar Cell Specifications

• Cell size:

• 156.75mm

• 157-158mm

• 164mm

• 166mm

• 182mm

• 210mm

• 218.2mm

• 230mm

• Cell thickness: 130-220μm

• Cut cell width: 30-166mm

The machine supports both full cells and half-cut cell production:

• Minimum stringing quantity: 2 full solar cells

• Maximum: 230 half-cut cells

• Maximum string length: 2000mm

Additional parameters:

• Adjustable cell spacing: 1-65mm

• Head and end ribbon length: 7-40mm adjustable

Specialized Support for BC Solar Cell Production

The CLW-210D also provides dedicated functions for advanced BC solar cell technologies, including IBC, HPBC, and ABC cells.

BC Solar Cell Stringing Performance

• Working speed: 700-1200 cells/hour

• Applicable cell structures:

• IBC

• HPBC

• ABC

Compatible cell sizes:

• 166mm

• 182mm

• 210mm

Supported cutting formats:

• 1/2

• 1/4

• 1/6

Other specifications:

• Cell thickness: 130-220μm

• Compatible busbars: 5BB-20BB

• Ribbon movement range: ±5mm

• Breakage rate: ≤0.03% (Grade A solar cells)

Intelligent Positioning and Quality Inspection Functions

The CLW-210D combines visual recognition and mechanical positioning technologies to improve stringing accuracy.

Optional EL testing with AI-based image analysis algorithms can be integrated to support defect detection and quality control during production.

The machine can also provide additional functions for BC cell processing:

• Automatic loading paper pickup

• Automatic offloading paper placement

• Cell spacing taping function

The optional taping function supports 5-8mm wide tape for cell spacing applications. Activating this function may slightly reduce production speed depending on process requirements.

Reliable Automation for PV Manufacturing

The Automatic Stringer CLW-210D is designed to improve production flexibility and reduce manual operation requirements. Its adjustable soldering position, precise cell alignment, and multi-format compatibility allow manufacturers to adapt quickly to different solar cell technologies.

The machine is suitable for large-scale PV module production where high efficiency, low breakage, and stable stringing quality are required.

Technical Specifications of Automatic Stringer CLW-210D

Electrical and Utility Requirements

Power Supply

• Rated applicable power: 12KW

• Peak power: 22KW

• Voltage requirement: Three-phase five-wire, 380V

Air Supply

• Air pressure: 0.5-0.8MPA

• Average air consumption: 400L/min

Equipment Dimensions

• Length: 6100mm

• Width: 1610mm

• Height: 2020mm

Conclusion

The Automatic Stringer CLW-210D is a versatile solar cell stringing solution developed for modern photovoltaic manufacturing. Supporting both conventional and BC solar cells, multiple busbar designs, and various wafer sizes, it enables manufacturers to produce high-quality solar modules with improved efficiency and flexibility.

With high-speed operation, low breakage performance, intelligent positioning, optional AI-based EL inspection, and broad compatibility with advanced cell technologies, the CLW-210D is an ideal choice for PV module manufacturers seeking reliable automation equipment for next-generation solar production lines.