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RVV
4E
Our PVC insulated copper core cables are manufactured in compliance with GB/T 5023-2008, IEC 60227:2007, and JB/T 8734-2012, covering a wide range of low voltage power and control cables rated at 450/750V and below. These cables are widely used in residential, commercial, and industrial electrical systems for reliable power transmission and control applications.
With copper conductor construction, these cables offer excellent conductivity, flexibility, and long service life. Models include BV, BVR, RVV, RVS, RVVP, and flame-retardant variants such as ZR-BV and NH-BVR for high-safety environments.
| Standard | Description | Voltage Rating |
|---|---|---|
| GB/T 5023-2008 / IEC 60227:2007 | PVC insulated cables for rated voltages up to 450/750V | ≤ 450/750V |
| JB/T 8734-2012 | PVC insulated flexible cables and multi-core wires | ≤ 450/750V |
Copper Conductor: High conductivity, low energy loss, excellent electrical performance.
PVC Insulation & Sheath: Good electrical insulation, flame retardant, moisture resistant, and abrasion resistant.
Flexible Options: Stranded copper conductor designs (e.g., RVV, BVR) for easy installation in tight spaces and dynamic applications.
Multi-Core Configurations: Supports complex circuits requiring multiple conductors (e.g., RVV Power Cable).
Flame-Retardant & Fire-Resistant Variants: ZR-BV, NH-BVR, and WDZ-BER for high-risk environments (halogen-free, low smoke).
| Model | Description | Typical Application |
|---|---|---|
| BV | Solid copper conductor, PVC insulated | Fixed wiring in residential and commercial buildings |
| BVR | Stranded copper conductor, PVC insulated | Junction boxes, tight spaces, flexible fixed wiring |
| RVV | Multi-core stranded copper, PVC insulated and sheathed (300/500V) | Portable devices, household appliances, industrial equipment |
| RVS | Twisted pair flexible cable | Fire alarm systems, emergency lighting, audio systems |
| RVVP | Shielded multi-core flexible cable | Signal transmission, anti-interference applications |
| ZR-BV | Flame-retardant PVC insulated wire | High-rise buildings, public facilities |
| NH-BVR | Fire-resistant flexible wire | Emergency power, fire protection systems |
| WDZ-BER | Halogen-free, low smoke, flame-retardant flexible cable | Public infrastructure, schools, hospitals, subways |
| Parameter | Value |
|---|---|
| Rated Voltage | 300/500V or 450/750V |
| Conductor Material | Copper (solid or stranded) |
| Insulation Material | PVC (polyvinyl chloride) |
| Sheath Material | PVC (for multi-core cables) |
| Temperature Rating | -15°C to +70°C (normal operation) |
| Flame Retardancy | IEC 60332-1 (for ZR series) |
| Halogen-Free Option | WDZ series (low smoke, zero halogen) |
| Application | Suitable Models |
|---|---|
| Residential Wiring | BV, BVR |
| Commercial Buildings | BV, RVV, ZR-BV |
| Industrial Equipment | RVV, RVVP |
| Portable Devices & Appliances | RVV (300/500V) |
| Fire & Emergency Systems | NH-BVR, RVS |
| Public Infrastructure | WDZ-BER (halogen-free, low smoke) |
| Signal & Anti-Interference | RVVP (shielded) |
| Benefit | Description |
|---|---|
| International Standards | Compliant with GB/T 5023, IEC 60227, and JB/T 8734. |
| High Conductivity | Copper conductor ensures low resistance and energy efficiency. |
| Flexible Installation | Stranded options (BVR, RVV) for easy bending in tight spaces. |
| Safety Variants | Flame-retardant, fire-resistant, and low smoke halogen-free options available. |
| Wide Model Range | BV, BVR, RVV, RVS, RVVP, ZR, NH, WDZ series for diverse applications. |
| Cost Effective | Reliable performance at competitive prices. |
Performance Requirements
Voltage Ratings:
450/750V: Standard for heavy-duty appliances and fixed installations.
300/300V: Used for low-power devices like lamps and small electronics.
RVV Power Cable typically adopts 300/500V for balanced flexibility and durability.
Temperature Tolerance:
70°C: Standard operating temperature for PVC-insulated Copper Core cables.
90°C: High-temperature variants for environments near heat sources.
Installation Guidelines:
Minimum laying temperature: 0°C (to prevent insulation cracking).
Conduit or trunking recommended for mechanical protection, especially for Flexible Multi-Core Cables.
Bending Radius:
4× Cable Diameter (D): For compact RVV Power Cables (D ≤25mm).
6× Cable Diameter (D): For thicker Multi-Core Cables (D ≥25mm) to avoid conductor damage.
Application Scenarios:
Household Wiring: Copper Core BV/BVR cables for lighting and sockets.
Industrial Machinery: RVV Flexible Cables for robotic arms and moving parts.
Public Spaces: WDZ-BE halogen-free cables in subways and hospitals.
Conductor Specifications:
Copper Core Requirements:
Annealed copper wires (bare or tinned) ensure high conductivity and oxidation resistance.
Stranded conductors in Flexible Cables (e.g., RVV) enhance bendability.
Aluminum Conductors:
Cost-effective alternative for fixed installations but limited to non-flexible uses.
Insulation & Sheathing:
PVC: Standard material for insulation and outer sheath, balancing flexibility and flame resistance.
Polyolefin: Used in WDZ-BE cables for halogen-free, low-smoke properties.
Multi-Core Cable Construction:
Twisted Pairs (RVS): Reduce electromagnetic interference in signal lines.
Shielded Variants (RVVP): Foil or braided shielding for noise-sensitive applications.
Quality Assurance:
Compliance with GB/T 5023 and JB/T 8734 ensures mechanical strength and electrical safety.
RVV Power Cables undergo rigorous flexibility tests to withstand repeated bending.