Functional Role and Target Applications of PV1-F Cable The PV1-F solar cable 1*70mm² serves as a dedicated DC interconnection cable specifically engineered for photovoltaic (PV) power systems. It targets solar energy project developers, system integrators, and electric cable manufacturers who require a robust and reliable solar cable solution for safe and efficient energy transmission. This cable accommodates single-core, non-grounded configurations for DC wiring up to 1.5 kV, positioning it as a critical component within solar arrays and inverter connections. Its design addresses the needs of outdoor installations requiring enhanced electrical safety and compliance with renewable energy standards, supporting seamless integration into PV module interconnections and other electric wire networks targeting solar applications.
Technical Specifications and Electrical Performance The PV1-F 1*70mm² solar cable features halogen-free, flame-retardant cross-linked polyolefin insulation and an outer sheath engineered for meticulous safety and environmental resistance. This electric cable can withstand DC voltages up to 1.5 kV and endures AC test voltage pulses as high as 3.5 kV, verified through rigorous testing to assure dielectric strength. Operating effectively across a broad temperature range from -40°C to 120°C, the cable maintains stability within cable trays with an allowable temperature rise of no more than 20°C. Its UV, ozone, and weather-resistant outer jacket ensures longevity in demanding outdoor conditions. The minimum bending radius of four times the cable diameter facilitates installation efficiency, particularly in compact or constrained conduit systems typical of solar installations.
Industry Utilization and Application Value Employed predominantly in grid-connected and off-grid solar energy systems, the PV1-F solar cable supports DC interconnections between PV modules, inverter input wiring, and array combiner boxes, reinforcing system reliability. Its robust design enables deployment in rooftop-mounted and ground-mounted solar farms, making it an asset for large-scale photovoltaic projects requiring resilient and consistent power cable suppliers standards. This cable contributes to reducing maintenance frequency and operational risk in outdoor electrical networks exposed to harsh weather conditions. Solar cable manufacturers and electric cable manufacturers integrate this type to meet evolving photovoltaic system specifications, ensuring continuous power transmission, compliance, and system efficiency across the solar power industry’s supply chain.
Product Advantages
Structural Design and System Compatibility Advantages The PV1-F solar cable 1*70mm² exhibits a sophisticated structural composition featuring halogen-free, flame-retardant cross-linked polyolefin insulation combined with a weather-resistant sheath designed to enhance safety and durability. This configuration not only mitigates fire hazards but also ensures chemical and ozone resistance critical for prolonged outdoor exposure. Its compatibility with DC voltages up to 1.5 kV and withstanding AC test voltages up to 3.5 kV enables seamless integration with various solar power components. The minimum bending radius specification enhances flexibility, facilitating system designers and installers to implement complex routing within tight electrical conduit networks. This well-engineered structure supports scalability and modular deployment in PV string configurations where precise electrical characteristics and durability are mandatory.
Performance Reliability and Operational Value The PV1-F 70mm² cable delivers stable electrical performance demonstrated by its ability to operate over temperatures ranging from -40°C to 120°C, ensuring operational consistency across diverse climatic conditions. The cable’s weatherproof qualities including UV and ozone resistance significantly prolong service life, targeting approximately 25 years, which is essential for return on investment in solar infrastructure. Its halogen-free nature aligns with environmental and safety standards pertinent to industrial installations. Additionally, the cable permits a manageable bending radius, reducing installation time and costs while simplifying maintenance. These performance aspects render this solar cable an optimal solution for electrical contractors and power cable suppliers focusing on long-term reliability and compliant system deployments.
Cable Characteristics
Rated Voltage
AC: U0/U 0.6/1 Kv
DC: 1.5 K (for single - wire/non - grounded system/under no - load conditions).
Test Voltage
AC: 3.5Kv/5min
DC: 15Kv/5min
Operating Temperature
Working temperature: - 40 - 120℃ (mobile or fixed)
The maximum temperature rise of the cable in the cable tray (CS) shall not exceed 20℃.
The minimum bending radius of the cable is not less than 4 times the diameter of the cable.
The cable insulation and sheath materials are made of halogen - free flame - retardant cross - linked polyolefin.
The service life of the cable is 25 years.
The finished cable has excellent weather resistance, UV resistance and ozone resistance, and can withstand temperature changes in a wider range (from deep cold - 40℃ to high temperature 120℃).
The cable has excellent radiation resistance and meets the technical specification of TUV/2 Pfg 116/08.2007.
The cable has excellent oil resistance and meets the technical specification of TUV/2 Pfg 116/08.2007.
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Product Specifications
Product Model
Specification
PV1-F
Unit: 1.5 - 2.0mm²; 2 - core: 1.5 - 10mm²
HT2222
PV-Y.NJ
Single-core Cable Comprehensive Data
Specification (mm²)
Insulation Thickness (mm)
Sheath Thickness (mm)
Average Outer Diameter Lower Limit (mm)
Average Outer Diameter Upper Limit (mm)
Minimum Bending Radius (mm)
1×1.5
0.7
0.8
5.4
800
1×2.5
0.7
0.8
5.9
690
1×4
0.7
0.8
6.6
580
1×6
0.7
0.8
7.4
500
1×10
0.7
0.9
8.8
430
1×16
0.7
0.8
10.1
420
1×25
0.9
1.0
12.5
340
1×35
0.9
1.1
14.0
290
1×50
1.0
1.2
16.3
270
1×70
1.1
1.2
18.7
250
1×95
1.1
1.3
20.8
220
1×120
1.2
1.3
22.8
210
1×150
1.4
1.4
25.5
210
1×185
1.6
1.6
28.5
200
1×240
1.7
1.7
32.1
200
Multi-core Cable Comprehensive Data
Specification (mm²)
Insulation Thickness (mm)
Sheath Thickness (mm)
Average Outer Diameter Lower Limit (mm)
Average Outer Diameter Upper Limit (mm)
Minimum Bending Radius (mm)
2×1.5
0.7
0.9
7.0
91
800
2×2.5
0.7
0.9
7.9
10.2
690
2×4
0.7
1.0
9.1
11.2
580
2×6
0.7
1.1
10.3
13.8
500
2×10
0.7
1.2
12.2
15.5
430
2×16
0.7
1.3
14.5
18.6
340
3×1.5
0.7
1.0
7.7
10.0
800
3×2.5
0.7
1.1
8.7
11.3
690
3×4
0.7
1.2
10.1
13.0
580
3×6
0.7
1.2
11.1
14.3
500
3×10
0.7
1.2
13.0
16.7
430
3×16
0.7
1.3
15.4
19.7
340
4×1.5
0.7
1.1
8.5
11.0
800
4×2.5
0.7
1.2
9.8
12.6
690
4×4
0.7
1.2
11.0
14.2
580
4×6
0.7
1.2
12.3
15.7
500
4×10
0.7
1.3
14.5
18.5
430
4×16
0.7
1.4
17.3
22.0
340
5×1.5
0.7
1.2
9.5
12.2
800
5×2.5
0.7
1.2
10.7
13.8
690
5×4
0.7
1.3
12.3
15.7
580
5×6
0.7
1.3
13.6
17.4
500
5×10
0.7
1.4
16.1
20.5
430
5×16
0.7
1.6
19.4
24.6
340
Use Scenarios
DC Interconnection in Photovoltaic Array Installations In large-scale solar farms and commercial PV systems, the PV1-F solar cable 1*70mm² plays a pivotal role as the primary DC interconnection cable between individual photovoltaic modules and combiners. Operating in outdoor environments exposed to UV radiation, ozone, and temperature extremes, the cable’s halogen-free and flame-retardant properties help ensure electrical safety and durability. Its robust construction withstands mechanical and environmental stresses typical of rooftop and ground-mounted PV arrays. Integration with cable trays and conduits is facilitated by the cable's specified minimum bending radius, which supports efficient routing necessary in dense electrical layouts. Solar cable manufacturers value this product for its compliance with international standards, enabling reliable system uptime and straightforward installation workflows for renewable energy projects.
Role in Inverter to PV String DC Wiring Connections Within inverter input wiring and DC-side system elements, the PV1-F solar cable supports critical load transmission under continuous DC voltages up to 1.5 kV. This application demands cables that combine enhanced insulation quality with environmental resistance, both of which are delivered by this cable’s cross-linked polyolefin materials and flame-retardant design. Electrical contractors and system integrators employing wholesale electric wire benefit from its stable resistance to temperature fluctuations and weathering, which ensures compliance with safety regulations and operational standards over long service durations. Its ease of manipulation afforded by the minimum bending radius specification allows for seamless integration into inverter compartments and conduit runs, optimizing operational workflows and reducing installation complexity in solar power systems.
FAQ
What materials are used in the PV1-F solar cable 1*70mm² to ensure safety and durability? The PV1-F solar cable uses halogen-free, flame-retardant cross-linked polyolefin for both insulation and sheath. This material provides excellent fire resistance and long-term durability. Its weather-resistant properties protect against UV, ozone, and outdoor exposure, making it a trusted solar cable solution for PV installations.
Can the PV1-F solar cable 1*70mm² be customized for different project requirements? Guangzhou Yuhong Technology offers solutions catered to industrial demands. While the standard PV1-F solar cable features a 70 mm² cross-section, customization options may be available. Contact us to discuss tailored production plans that comply with your project's specifications and required certifications for electric cable performance.
What installation considerations should be noted for the PV1-F solar cable 1*70mm²? The cable has a minimum bending radius of four times its diameter, which aids flexible routing in confined spaces. It supports operation from -40°C to 120°C and withstands significant voltage stress. Suitable for outdoor PV systems, it should be installed following industry standards to maintain its long-term reliability and safe operation.
How are logistics and product support handled for bulk orders of PV1-F solar cables? As a leading solar cable manufacturer, Guangzhou Yuhong Technology ensures efficient production and delivery schedules for industrial buyers. Our support team assists with order tracking, technical guidance, and after-sales service to meet large-scale project timelines and maintain consistent quality for electric cable supplies.
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