Overview
| Model NO. | PV1-F/H1Z2Z2-K | Application | Building, Construction, Industrial, Photovoltaic Power, Power Distribution |
| Voltage | LOW Voltage | Conductor | Tinned Copper |
| Insulation Material | XLPO | Jacket | PVC/XLPO |
| Material Shape | Round | Temperature | -40 °C to 90 °C |
| Certification | ISO, CCC, CE, RoHS, VDE | Conductor Type | Class 5 |
| Brand | ZhongYI | Voltage Type | AC 0.6/1 kV, DC 1.5 kV |
| Company Name | ZHONGYI Cable Co., Ltd | CORE | 1 |
| Transport Package | Plastic Packaging and Cardboard Boxes | Specification | 2.5–6mm² |
| Origin | HEBEI China | Color | Black,RED |
| Nominal cross-sectional area (mm²) | Common AWG | Conductor structure (No./single wire diameter mm) | Nominal sheath thickness (mm) | Average outer diameter (mm) | Max DC resistance of conductor at 20 Ω/km |
Approx.weight kg/km |
| 1.5 | 16 | 30/0.25 | 0.8 | 5.1 | 13.7 | 37.4 |
| 2.5 | 14 | 51/0.25 | 0.8 | 5.18 | 8.21 | 49 |
| 4 | 12 | 58/0.40 | 0.8 | 6.2 | 5.09 | 67.4 |
| 6 | 10 | 312/0.20 | 0.8 | 6.53 | 3.39 | 91.7 |
| 10 | 8 | 480/0.20 | 0.8 | 6.8 | 195 | 142.6 |
Features
PV1-F vs H1Z2Z2-K Solar PV Cable Core Comparison Table
| Technical Feature | PV1-F Solar Cable (Legacy Standard) | H1Z2Z2-K Solar Cable (Current Standard) |
|---|---|---|
| Governing Standard | TÜV 2Pfg 1169/08.2007 (German Standard) | EN 50618 / IEC 62930 (Current European & Int’l Standard) |
| Conductor Material | Class 5 Flexible Stranded Tinned Copper (Excellent corrosion & oxidation resistance) | |
| Insulation & Jacket | Dual-wall Cross-linked Polyolefin (XLPO) / LSZH (Low Smoke Zero Halogen) | |
| Rated Voltage (DC) | DC 1.0/1.0 kV | DC 1.5/1.5 kV (Higher safety margin for high-voltage string arrays) |
| Direct Burial Ability | Not recommended for long-term underground water soaking | Approved for Direct Burial (Enhanced moisture resistance and crush tolerance) |
| Flame Retardancy | Meets basic EN 60332-1-2 standards | Enhanced Safety (Strictly CPR/LSZH compliant, self-extinguishing) |
| Designed Service Life | Minimum 25 years under standard solar ambient exposures | Minimum 25 years (Tested under harsher prolonged UV, weather, and thermal stress) |
Dual Insulation: PV1-F/H1Z2Z2-K Tinned copper conductor with cross-linked polyolefin (XLPO) insulation and jacket.
Extreme Weatherproof: Resistant to high temperatures, heavy abrasion, and aging.
Flame Retardant: Formulated with high-performance fire resistance for enhanced system safety.
Highly Flexible: Light and flexible structure ensures quick and easy installation.
Global Standard: Complies fully with TÜV 2 PfG 1169 and IEC safety certifications.
Application
Solar Farms: PV1-F Cable for Industrial Utility-Scale Ground-Mounted Photovoltaic Power Stations。
Commercial Roofs: Distribution networks on industrial or agricultural facility roofs.
Residential PV: Home solar rooftop arrays and small-scale energy storage links.
Versatile Layouts: Suitable for conduits, cable trays, free suspension, or direct burial.
Certification
Factory
FAQ
1. What is the explicit technical advantage of the twisted-pair structure in RVS cables?
Inherent EMI & Crosstalk Cancellation:
Our RVS cable features a precision-engineered helical twisted-pair configuration without an outer jacket. In fire automation networks and public broadcasting fields, parallel wires act as antennas, easily picking up severe electromagnetic interference (EMI) and radio frequency noise. By twisting the two insulated cores with a uniform pitch, external magnetic noise loops are mathematically cancelled out across alternating sections. This guarantees flawless, noise-free signal telemetry for critical smoke detectors and smart home automation arrays.
2. Why is a Class 5 fine-stranded copper conductor specified for fire alarm and speaker wiring?
Dynamic Pliability & Signal Integrity:
Fire alarm routing and complex public address (PA) speaker installations involve threading wires through intricate wall conduits, tight junction boxes, and ceiling voids. Our RVS fire cable resolves internal pathing fatigue by grouping 99.99% pure, oxygen-free electrolytic copper into high-strand Class 5 configurations. This ultra-fine structural layout dramatically minimizes the structural bending radius and eliminates rigid spring-back rebound, preventing localized snapping and lowering overall on-site deployment labor hours.
3. What does 'RVS' stand for under standard manufacturing coding nomenclature?
Nomenclature Structural Breakdown:
Under standard international cross-referenced wire coding frameworks (matching GB/T 5023 and equivalent low-voltage IEC guidelines), each character defines a specific engineering layer: ‘R’ signifies a highly flexible stranded soft conductor (Ruan); the first ‘V’ represents premium flame-retardant Polyvinyl Chloride (PVC) compound used for individual core insulation; and ‘S’ explicitly designates a twisted-pair parallel configuration (Shuangjiao). This unjacketed design maximizes handling flexibility for static fixed conduits.
4. How does the flame-retardant PVC formulation protect critical public emergency circuits?
Self-Extinguishing & Thermal Safety:
Because RVS cables connect automatic smoke detection loops and evacuation broadcasting grids, fire safety is the primary benchmark. Our PVC insulation compound is chemically embedded with high-grade fire suppressants, achieving strict compliance with IEC 60332-1 flame-retardant evaluation parameters. In a fire hazard, the wire insulation will not sustain combustion, is inherently self-extinguishing within seconds, and emits low, non-toxic translucent smoke to preserve visibility during dynamic building evacuations.
5. What wholesale core sizes and B2B logistics packaging choices does ZHONGYI CABLE guarantee?
Rigorous B2B Supply Logistics & Project Support:
As an established direct factory supplier, we engineer RVS twisted pair flexible cords across standard cross-sectional profiles from 0.5 mm² up to 6 mm² (covering standard 24 AWG to 10 AWG specifications). To shield the supple flexible insulated wire from mechanical fraying or stretching during international maritime sea freight transit, bulk wholesale orders are packed cleanly in 100-meter easy-pull plastic film coils boxed inside heavy-duty cartons or wound onto robust wooden reels, backed by complete Type Test Reports.
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