Description
https://www.calowenauto.com/auto-stringer-clw-210h.html
High-Speed Solar Cell Stringing Equipment for 157–230 mm Cells
The CLW-210H Automatic Solar Cell Stringer is engineered for efficient and accurate interconnection of photovoltaic cells ranging from 157 mm to 230 mm. Designed for modern PV module manufacturing, this equipment supports multiple busbar technologies and various full-cell and cut-cell formats, helping manufacturers improve production efficiency while maintaining stable soldering quality.
Key Advantages
High Throughput for Mass Production
The CLW-210H is designed to meet the productivity requirements of large-scale solar module production. It delivers a maximum theoretical speed of 1,800 cells per hour, while maintaining a typical operating output of 1,200–1,500 cells per hour under standard production conditions.
Broad Busbar Compatibility
To support evolving photovoltaic technologies, the machine accommodates a wide range of busbar configurations, including:
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5BB
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6BB
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9BB
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10BB
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11BB
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12BB
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13BB–20BB
This flexibility allows manufacturers to process different cell designs on a single production platform.
Supports Multiple Cell Sizes
The CLW-210H is compatible with both conventional and large-format solar cells, including:
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156.75 mm
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157 mm
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158.75 mm
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166 mm
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182 mm
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210 mm
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218.2 mm
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230 mm
It also supports various cut-cell configurations with a minimum width of 30.3 mm, making it suitable for half-cut and customized cell production.
Precision Positioning and Inspection
To ensure consistent string quality, the equipment combines CCD vision positioning with servo correction technology for accurate cell alignment.
Integrated inspection functions include:
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Cell position verification
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Edge chipping detection
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Missing corner inspection
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Other appearance defect identification
An optional AI-assisted EL inspection system evaluates strings up to 2,000 mm in length, helping identify defective cells before module assembly.
Flexible String Configuration
The CLW-210H offers a wide adjustment range to accommodate different production requirements.
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Minimum string size: 2 full-size cells
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Maximum string capacity: 230 half-cut cells
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Maximum string length: ≤2,000 mm
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Adjustable cell spacing: 1–60 mm
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Head and tail ribbon length: 7–40 mm, configurable according to customer requirements
Stable Infrared Soldering Technology
The system adopts an infrared soldering process to provide uniform heating during ribbon welding, contributing to stable solder joints and reliable electrical connections.
Technical Specifications
| Item | Specification |
|---|---|
| Model | CLW-210H |
| Maximum Theoretical Speed | 1,800 pcs/hour |
| Typical Production Speed | 1,400 pcs/hour |
| Cell Breakage Rate | ≤3% (Grade A solar cells) |
| Supported Busbars | 5BB, 6BB, 9BB, 10BB, 11BB, 12BB, 13BB–20BB |
| Ribbon Width | 0.38–2.0 mm |
| Ribbon Thickness | 0.10–0.25 mm |
| Full Cell Sizes | 156.75, 157–158, 166, 182, 210, 218.2, 230 mm |
| Cut Cell Width | 30.3–166 mm |
| Cell Thickness | 130–220 μm |
| Positioning System | CCD Vision + Servo Correction |
| Inspection Functions | Position, chipping, missing corner detection |
| EL Inspection | AI-supported, up to 2,000 mm strings |
| String Capacity | 2 full cells to 230 half-cut cells |
| Maximum String Length | ≤2,000 mm |
| Cell Spacing | Adjustable from 1–60 mm |
| Head/Tail Ribbon Length | Adjustable from 7–40 mm |
| Soldering Method | Infrared Heating |
| Rated Power | 25 kW |
| Peak Power | 28 kW |
| Power Supply | 380 V, 3-Phase, 5-Wire, 50 Hz |
| Air Pressure | 0.5–0.8 MPa |
| Air Consumption | 380 L/min |
| Machine Dimensions | 6100 × 1610 × 2020 mm |
Typical Applications
The CLW-210H is suitable for photovoltaic manufacturers producing:
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High-efficiency crystalline silicon solar modules
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Half-cut cell modules
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Multi-busbar PV modules
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Large-format solar panels
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Automated solar module production lines
Its combination of production speed, flexible cell compatibility, intelligent inspection, and precision positioning makes it an effective solution for manufacturers seeking consistent string quality and higher production efficiency.
