Photovoltaic Cable (PV Cable)

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  • Photovoltaic Cable (PV Cable)
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Product Standards
The design, manufacturing, and testing of these cables strictly adhere to international and authoritative industry standards, ensuring broad applicability across global PV projects:
German TUV Standard: Compliant with 2PfG 1169/08.2007 (Standard for Photovoltaic Cables).
European Standard: Compliant with EN 50618:2014 (Requirements for Photovoltaic Cables).


Product Structure and Material Characteristics

Anti-oxidation Conductor: The conductor is made of high-purity electrical-grade tinned copper wire. The tin layer effectively prevents the oxidation of copper in humid outdoor environments while enhancing the wire's soldering performance and corrosion resistance.
Double-layer Cross-linked Insulation Structure: Both the insulation and sheath layers utilize Low-Smoke Zero-Halogen Cross-linked Polyolefin (LSZH XLPO) materials. This material provides superior dielectric strength and mechanical physical properties, and it produces minimal smoke without toxic halogen gases during combustion.
Eco-friendly Design: The product is fully compliant with RoHS environmental directives, demonstrating excellent ecological attributes.


Operating Characteristics & Performance Advantages

Wide Temperature Range Operation: The cable functions stably within an ambient temperature range of -40°C to +90°C. The maximum operating temperature of the conductor can reach 120°C, and it can withstand an instantaneous short-circuit temperature rise of 200°C (for up to 5 seconds).
Voltage Adaptability: Supports a rated voltage of AC 0.6/1kV; in DC systems, it supports power transmission of DC 1.5kV (to ground) and DC 1.8kV (line-to-line).
Superior Flexibility: Features excellent cold-bending and cold-winding performance, allowing for a minimum bending radius of not less than 4 times the cable's outer diameter, which greatly facilitates flexible wiring within photovoltaic arrays.
Ultra-long Service Life: Tailored to the investment cycles of PV power plants, the product is designed with an expected service life of no less than 25 years, significantly reducing long-term maintenance costs for the system.


Core Application Areas

This series is precision-tailored for the specialized requirements of photovoltaic power generation systems:
PV Array Connectivity: Used for DC current transmission between photovoltaic modules (panels) and between modules and combiner boxes.
System DC Trunk Lines: Suitable for power delivery between PV arrays and inverters, supporting installation environments that meet Class II safety level requirements.
All-Terrain Environmental Coverage: With its outstanding resistance to ozone, UV, acids, and alkalis, it is widely applicable in various harsh geographical conditions, including high altitudes, deserts, and coastal salt spray.

Type and name of cable

Type

Name

PV1-F

Corssilinked polyolefin insulation crosslinked polyolefin sheath solar photovoltaic cable

H1Z2Z2-K


Production Range of cable

Type

Rated voltage

No. of cores

Cross-sectional Area

Standard

PV1-F

DC 1.8kV

AC 0.6/1.0KV

1.5~35mm²

2PfG 1169/08.2007

  H1Z2Z2-K

DC 1.5KV

AC 1.0/1.0kV

1.5~240mm²

EN50618:2014


Construction


Current-carrying capacity of cable

Ambient Temperature: 60℃

Max.Conductor temperature: 120℃



Current-carrying Capacity of PV1-F Cable under ambient temperature 60℃

Nominal cross-sectional area mm²

Installation Type

Single-core cable laid in free circulation of air

Single-core cable laid on the ground surface

Parallel cable on the ground surface

mm²

A

A

A

1.5 

30 

29 

24 

2.5 

40 

39 

33 

55 

52 

44 

70 

67 

57 

10 

98 

93 

79 

16 

132 

125 

107 

25 

176 

167 

142 

35 

218 

207 

176 


Current-carrying Capacity of PV1-F Cable under ambient temperature 60℃

Room temperature ℃

Conversion factor

60 

1.00 

70 

0.91 

80 

0.82 

90 

0.71 

100 

0.58 

110 

0.41 

Nominal cross-sectional area mm²

Carrying capacity according to laying method

A single cable is suspended in the air

A single cable is suspended in the air

A two-load cable with two contacts on the surface

mm²

A

A

A

1.5 

30 

29 

24 

2.5 

41 

39 

33 

55 

52 

44 

70 

67 

57 

10 

98 

93 

79 

16 

132 

125 

107 

25 

176 

167 

142 

35 

218 

207 

176 

50 

276 

262 

221 

70 

347 

330 

278 

95 

416 

395 

333 

120 

488 

464 

390 

150 

566 

538 

453 

185 

644 

612 

515 

240 

775 

736 

620 

Ambient temperature: 60℃ (See table below for other environmental temperatures) Maximum conductor temperature:120℃.

Note: the expected operating time limit is 20000h at the maximum temperature of 120℃ and the highest ambient temperature at 90℃.


Rated current conversion factor at different ambient temperatures

Ambient temperature ℃

Conversion factor

≤60

1.00 

70 

0.92 

80 

0.84 

90 

0.75 

Q: 10. What is your company's business philosophy?

A: The company adheres to the strategy of "revitalizing the enterprise through science and technology," with a market-centered, sales-focused, customer-need-satisfying approach. It continuously optimizes its product structure, increases technological content, and ensures steadily improving product quality.

Q: 9. In which fields are your company's products applied?

A: The products cover multiple fields including electric power, new energy, transportation, communications, and engineering. The company has also continuously passed the qualification verification for power cables and conductors of the State Grid Corporation of China for many years.

Q: 8. What green and environmental certifications or initiatives does the company have?

A: The company has established an Environmental Management System, Energy Management System, Green Management System, and Social Responsibility Management System. It has completed product carbon footprint certification and obtained certifications such as "Green Manufacturing Enterprise," "China Energy-Saving and Environmental Protection Product," and "Carbon Neutrality Commitment Demonstration Unit."

Q: 7. Does the company focus on technological innovation? What recent patent achievements have there been?

A: The company actively implements the strategy of "revitalizing the enterprise through science and technology" and continuously increases R&D investment. As of 2026, it has disclosed 45 patents, including an important patent for "a halogen-free flame-retardant environmentally friendly cable and its preparation method."

Q: 6. What honors has your company received?

A: The company has established a municipal-level Engineering Technology Research Center and serves as a industry-academia-research cooperation demonstration base for Changzhou Institute of Technology. It is recognized as a provincial-level "Specialized, Refined, Distinctive, and Innovative" SME, a provincial-level green factory, a national high-tech enterprise, a digital workshop, a national intellectual property advantage enterprise, a quality integrity enterprise, a contract-abiding and creditworthy unit, an outstanding enterprise for industrial development, and a Jiangsu provincial private technology enterprise.

Q: 5. Does the company have sales and service networks across the country?

A: Yes. The company has set up sales outlets or offices in many major cities across China, such as Nanjing, Shanghai, Beijing, Guangzhou, Shenzhen, and Inner Mongolia, responsible for marketing and product after-sales service.

Q: 4. What is your company's production capacity?

A: The company currently has over 140 employees and an annual production capacity of 3 billion RMB scale.

Q: 3. Has the company obtained relevant quality system certifications?

A: Yes. The company has obtained ISO9001 Quality Management System, ISO14001 Environmental Management System, ISO45001 Occupational Health and Safety Management System, and GB/T23331 Energy Management System certifications. It has also obtained the national compulsory CCC certification and the National Industrial Production License.

WUXI GUANGHUAN CABLE CO., LTD.

Wuxi Guanghuan Cable Co., Ltd., founded in 1998, has now become a national high-tech enterprise in cable manufacturing with a registered capital of RMB 400.8 million and an annual sales revenue of RMB 2 billion, ranking among China's Top 500 Machinery Enterprises. The company is located in Guanlin Town, Yixing City, Jiangsu Province, known as the "Cable Capital of China". It occupies an area of over 100,000 square meters, with a building floor area of more than 45,000 square meters. The company possesses over 70 advanced production and testing lines, employs more than 140 staff members, including over 30 technical professionals, and achieves an annual output value exceeding RMB 3 billion.

The company has obtained certifications including ISO 9001 (Quality Management System), ISO 14001 (Environmental Management System), ISO 45001 (Occupational Health and Safety Management System), ISO 50001 (Energy Management System), GB/T 29490 (Intellectual Property Management System), Green Management System Certification, Social Responsibility Management System Certification, and After-Sales Service Management System Certification. Additionally, it holds certifications for Product Carbon Footprint, China Energy-Saving and Environmentally Friendly Product Certification, and is a Carbon Neutrality Commitment Demonstration Unit. Its products have also obtained international certifications such as the German Rheinland TÜV certification. The company's core business products cover various sectors of the power system, with R&D and manufacturing capabilities for over 100 varieties and more than 30,000 specifications, including medium and high voltage power cables, wires and cables for electrical equipment, bare conductors and overhead insulated cables, high-speed railway/urban rail transit cables, as well as smart manufacturing for advanced energy storage, photovoltaics, and wind power.

The company's registered brand is "Liguang". It has been honored with titles such as "National High-Tech Enterprise", "China Top 500 Machinery Enterprises", "Jiangsu Provincial Specialized, Sophisticated, Distinctive and Innovative SME", "Jiangsu Provincial Green Factory", "Jiangsu Provincial Private Technology Enterprise", "Outstanding Enterprise in Industrial Economic Development", "Digital Workshop", "National Intellectual Property Advantage Enterprise", "Quality Integrity Enterprise", and "Contract-Abiding and Promise-Keeping Unit".

After more than 20 years of steady development, Guanghuan Cable has grown into a major manufacturing force in China's domestic cable industry, covering multiple sectors including electric power, new energy, transportation, communications, and engineering. For many consecutive years, it has passed the qualification and capability verification for power cables and conductor products conducted by the State Grid Corporation of China. It primarily serves: State Grid and its subsidiary power companies in Jiangsu, Zhejiang, Anhui, Shanghai, Fujian, Jiangxi, Hunan, Hubei, Henan, Hebei, Shanxi, Tianjin, Shandong, Beijing, as well as green energy enterprises such as the State Power Investment Corporation (SPIC), China Energy Engineering Group (CEEG), Power Construction Corporation of China (POWERCHINA), and Inner Mongolia Energy Group. The company is a qualified supplier to SPIC, CEEG, POWERCHINA, and Inner Mongolia Energy Group, and has established long-term and stable cooperative relationships with them. Since its inception, the company has consistently adhered to the strategy of "Quality First, Customer Foremost", deeply promoting total quality management and implementing quality control across the entire process and all employees. Strict inspections are conducted from raw material incoming to finished product outgoing. Advanced high-tech instruments such as foreign-made online eccentricity monitors, high-voltage series resonance testers, and partial discharge detectors are used to strictly control quality during the manufacturing process, ensuring excellent product quality.

As a key backbone enterprise of the Yixing International Cable City, Guanghuan Cable has built a solid foundation in green manufacturing, product R&D, quality management, and system integration. It continuously improves product quality stability, delivery responsiveness, resource allocation efficiency, and customer service capability. The company is willing to continue rewarding its customers with higher-quality products and more comprehensive services, striving to build "Guanghuan Cable" into a first-class, large-scale modernized enterprise in China.

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