Overview
| Model NO. | RVV/Multi-core Cables | Application | Power Cords,Security & CCTV,Smart Automation,Equipment Control |
| Voltage | LOW Voltage | Conductor | Copper |
| Insulation Material | PVC | Jacket | PVC |
| Material Shape | Round | Temperature |
-15 °C to 70 °C
|
| Certification | ISO, CCC, CE, RoHS, VDE | Conductor Type | Class 5 |
| Brand | ZhongYI | Voltage Type | 300/300 V, 300/500 V |
| Company Name | ZHONGYI Cable Co., Ltd | CORE | 2,3,4,5，3+1,3+2,4+1 Tailor-made |
| Transport Package | Plastic Packaging and Cardboard Boxes | Specification | 0.5–240mm² |
| Origin | HEBEI China | Color | black and 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 |
| 2×0.5 | 21 AWG | 16/0.2 | 0.6 | 0.95 | 39 | 37 |
| 2×0.75 | 19 AWG | 24/0.20 | 0.8 | 1.2 | 26 | 47 |
| 3×0.5 | 21AWG | 16/0.20 | 0.6 | 0.95 | 39 | 43 |
| 3×0.75 | 19 AWG | 24/0.20 | 0.8 | 1.2 | 26 | 55 |
| 4×0.5 | 21 AWG | 16/0.20 | 0.7 | 0.95 | 39 | 50 |
| 4×0.75 | 19 AWG | 24/0.20 | 0.8 | 1.2 | 26 | 50 |
Features
Multi-core Cables, formally classified as Light/Ordinary PVC Sheathed Flexible Cord, is one of the most versatile and widely used multi-core cables
Comparison Table: RVV Multi-core Cables
| Model (CN) | International Name | Conductor Type | Shape & Structure | Best For (Buying Guide) |
|---|---|---|---|---|
| BV | Single-core Non-sheathed Rigid Cable | Class 1 Solid Copper (Single thick wire) | Round, Single Insulation layer, NO outer sheath | Fixed permanent conduit installation, house masonry wiring. |
| BVR | Single-core Flexible Conduit Wire | Class 2 Stranded Copper (Medium flex) | Round, Single Insulation layer, NO outer sheath | Switchboards, distribution boxes, and building wiring with slight curves. |
| RVV | Light/Ordinary PVC Sheathed Flexible Cord | Class 5 Fine-stranded (Highly flexible) | Round, Multi-core, Inner Insulation + Double Outer Sheath | Home electric appliances, power cords, CCTV security cameras, mobile tools. |
| RVVB | Flat PVC Sheathed Flexible Cord | Class 5 Fine-stranded (Highly flexible) | Flat parallel shape, Inner Insulation + Outer Sheath | Under-carpet wiring, surface extension cords, lightweight open installation. |
| RVS | Twisted Pair Flexible Wire (Fire/Audio Wire) | Class 5 Fine-stranded (Highly flexible) | Two insulated single wires twisted together, NO outer sheath | Fire alarm broadcasting systems, public audio, PA speaker cables. |
Multi-Core Versatility: Available in diverse core configurations to combine power and signal lines seamlessly.
Premium Flexibility: Fine copper conductors and supple PVC insulation ensure easy routing and bending.
Dual Protection: Double-layered PVC (inner insulation and outer sheath) shields against mechanical wear and moisture.
Enhanced Safety: Formulated with flame-retardant, anti-aging, and acid-resistant properties for longevity.
Application
Security & CCTV: Ideal for power supply lines, PTZ controls, and signal feeds in security monitoring.
Smart Automation: Perfect for building intercom systems, access control, and smart home networks.
Power Cords: Standard internal wiring and supply cords for home appliances and office equipment.
Equipment Control: Reliable control and signal connection cables for automated machinery and instruments.
Certification
Factory
FAQ
1. What is the explicit technical distinction between RVV and RVVP multi-core cables?
Electromagnetic Shielding & Anti-EMI Matrix:
While both cable variants utilize premium Class 5 high-strand flexible copper conductors encased in dual-layer PVC, they serve entirely different electromagnetic environments. The standard RVV cable is unshielded, engineered primarily for general household appliance power cords, internal appliance loops, and basic lighting wiring. Conversely, the RVVP series incorporates an additional high-density bare or tinned copper wire braided shield beneath the outer protective jacket, providing over 80% coverage to block external electromagnetic interference (EMI) and radio frequency noise in critical signal telemetry loops.
2. Why is the Class 5 fine-stranded conductor configuration crucial for domestic appliances and CCTV security?
Dynamic Flexing Endurance & Space-Saving Pathing:
Domestic electronics, mobile workshop tools, and moving PTZ surveillance cameras subject wiring to constant mechanical bending and dynamic stress. Our multi-core RVV series addresses this failure bottleneck by bundling 99.99% pure Oxygen-Free Copper (OFC) into high-strand Class 5 fine configurations. This architectural layout drastically reduces the internal minimum bending radius and eliminates rigid spring-back rebound, preventing wire snapping or fatigue-driven conductor rupture over extended lifespans.
3. What does the standard 'RVV' coding stand for under China's rigorous manufacturing nomenclature?
Nomenclature Structural Breakdown:
Under standard international cross-referenced coding frameworks (such as GB/T 5023 and equivalent IEC 60227 metrics), each character maps out a specific structural layer: ‘R’ signifies a flexible stranded soft conductor (Ruan); the first ‘V’ represents premium Polyvinyl Chloride (PVC) compound used for the internal core insulation; and the second ‘V’ indicates the rugged PVC outer protective jacket. This dual-layer PVC matrix guarantees reliable basic mechanical cushioning and moisture insulation during multi-drop setups.
4. How does your factory optimize the PVC formulation for rapid and effortless stripping on-site?
Polymer Compound & Labor Saving Stripping:
A widespread complaint from electrical contractors involves rigid, gummy outer jackets that fuse to core insulations, slowing down cable termination. We resolve this by extruding a specialized, non-stick flexible PVC compound for our RVV sheathing. This ensures tough external protection against surface abrasion while allowing installers to cleanly strip the outer jacket in seconds without accidentally nicking the inner core colors, drastically lowering on-site deployment labor hours.
5. What wholesale configurations and project logistics support does ZHONGYI CABLE guarantee?
B2B Manufacturing Capacity & Project Support:
As an established direct B2B cable manufacturer, we supply RVV multi-core cables in a wide array of core combinations (spanning 2 to 5 cores, including 3+1, 3+2, and 4+1 structures) with cross-sections from 0.5 mm² up to 240 mm². To shield the flexible, supple outer jacket from tearing or structural compression during long-distance maritime sea freight transit, bulk wholesale orders are packed cleanly in easy-pull plastic film coils or wound on reinforced wooden drums, fully backed by complete Type Test Reports.
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