WDZ-KYJRP Low Smoke Zero Halogen Shielded Flexible Control Cable
Model Decoding - Control-Grade, Shielded, Flexible Design
Core Components and Benefits
| Code |
Component |
Meaning & Advantage |
| WDZ |
Low Smoke Zero Halogen Flame Retardant |
Smoke density ≤50%, releases no toxic halogen gases. Complies with GB/T 17650 for Class B flame retardancy. Fire-safe with low corrosiveness, preventing the spread of fire. |
| K |
Control Cable |
Specifically designed for low-voltage signal transmission (0.45/0.75kV). Transmission precision optimized for control circuits, supporting PLCs, sensors, and servo systems. |
| YJ |
Cross-linked Polyethylene (XLPE) Insulation |
Resilient at 90°C, resistant to -40°C. Insulation resistance ≥100MΩ*km, signal attenuation ≤0.5dB/100m. No degradation over long-term use, perfect for critical control environments. |
| Y |
Polyethylene (PE) Sheath |
Eco-friendly, non-toxic sheath with UV and weather resistance. No cracking at -40°C, ensuring reliability in harsh environments. Compliant with RoHS and environmental standards. |
| R |
Flexible Conductor Structure |
Multi-strand fine copper wire (≥19 strands) ensures flexibility and durability. Minimum bending radius of 10x cable diameter for tight installations and ease of routing. |
| P |
Copper Wire Braid Shield |
≥ 80% braid density for effective shielding against electromagnetic interference (EMI) and radio-frequency interference (RFI). Provides stable signal transmission with an SNR ≥60dB, reducing noise and distortion. |
Key Differences vs. WDZ-KYJYRP:
WDZ-KYJRP is optimized for low-voltage control signals with high-density shielding and flexibility, while WDZ-YJY is more generalized for power transmission and less focused on anti-interference.
5 Key Selling Points - Designed for Low-Voltage Control Applications
1) High-Density Shielding - No Signal Distortion, Maximum Protection
- Copper wire braid shield with ≥ 80% coverage, reducing interference from industrial equipment, inverters, and RF devices
- Shielding attenuation of ≥ 40 dB, preventing electromagnetic interference (EMI) and radio-frequency interference (RFI).
- Signal-to-noise ratio (SNR) of ≥ 60 dB, ensuring minimal signal loss (≤ 0.1% error) in control circuits.
- Grounding resistance ≤ 1 Ω provides protection against electrostatic surges and electrical faults, critical for systems like industrial automation and rail transit.
2) Flexible Structure - Ideal for Confined Spaces & Easier Installations
- Multi-strand fine copper conductor for flexibility and durability.
- Minimum bending radius: 10 × cable diameter, ideal for tight spaces and complex routing like narrow conduits, cable trays, and high-rise installations.
- 15% -20% lighter than rigid control cables, allowing single-person installation and reducing labor costs by up to 40%.
- Can withstand 10⁴ bending cycles without breaking, making it suitable for control systems requiring frequent maintenance or adjustments (e.g., machine tools, robotics).
3) Low Smoke Zero Halogen Flame Retardant - Safety and Eco-Friendly Operation
- Self-extinguishing with no flame spread or dripping to prevent fire escalation, meeting control circuit fire safety standards.
- Releases no toxic halogen gases and produces extremely low smoke density (visibility ≥ 50m), making it ideal for enclosed spaces like control cabinets and equipment rooms.
- Non-toxic and odorless, suitable for clean environments, ensuring zero secondary harm during fires.
- Protects sensitive equipment from fire-related damage with no corrosive residues post-combustion.
4) Control-Grade Transmission - Accurate, Stable Signals for Critical Systems
- XLPE insulation: Withstands 90°C and -40°C, offering low dielectric loss (≤ 0.003) and minimal signal attenuation (≤ 0.5dB/100m).
- Ensures long-distance control signal transmission, supporting distances of up to 500m without repeaters.
- Oxygen-free copper conductors with 99.99% IACS conductivity provide low resistance and minimal loss, improving overall transmission efficiency and system performance.
- PE sheath guarantees long service life (over 30 years in indoor applications).
5) High Compliance & Wide Applicability - Ready for Complex Low-Voltage Control Scenarios
WDZ-KYJRP meets the highest standards for various low-voltage control applications:
- Industrial Control: Meets GB/T 9330 for plastic insulated control cables. Perfect for automation systems, sensor wiring, servo motors, and PLC networks.
- Intelligent Building Systems: Complies with GB 50314 for building automation, security systems, and fire control circuits.
- Equipment Integration: Essential for machine tools, robotics, elevator controls, and rail transit systems, where high interference rejection and flexible installation are crucial.
Supports conduit, cable tray, wall-embedded, and overhead installations --suitable for 90% of all low-voltage control wiring needs.
Core Technical Specifications - Common Configurations
| Cores × Section (mm²) |
Conductor Structure (Strands × Dia.) |
XLPE Insulation (mm) |
PE Sheath (mm) |
Copper Shield (Braid Density) |
Approx. Outer Diameter (mm) |
Rated Voltage (kV) |
Approx. Weight (kg/km) |
20°C Conductor Resistance (Ω/km) |
Shielding Attenuation (dB) |
| 4 × 1.0 |
19 × 0.25 |
0.8 |
1.2 |
≥80% |
8.3 |
0.45/0.75 |
115 |
≤ 18.1 |
≥ 40 |
| 6 × 1.0 |
19 × 0.25 |
0.8 |
1.3 |
≥80% |
9.6 |
0.45/0.75 |
160 |
≤ 18.1 |
≥ 40 |
| 8 × 1.5 |
19 × 0.31 |
0.8 |
1.4 |
≥80% |
11.0 |
0.45/0.75 |
230 |
≤ 12.1 |
≥ 40 |
| 12 × 1.5 |
19 × 0.31 |
0.8 |
1.5 |
≥80% |
13.2 |
0.45/0.75 |
320 |
≤ 12.1 |
≥ 40 |
| 16 × 2.5 |
49 × 0.25 |
1.0 |
1.6 |
≥80% |
16.5 |
0.45/0.75 |
500 |
≤ 7.41 |
≥ 40 |
| 24 × 1.0 |
19 × 0.25 |
0.8 |
1.6 |
≥80% |
15.0 |
0.45/0.75 |
380 |
≤ 18.1 |
≥ 40 |
Customization options:
• 2 -61 cores, 0.75 -6 mm² cross-section range
• Flame-retardant class options (WDZ-A / WDZ-B / WDZ-C)
• Shield types: spiral shield (P1), double-layer shield (P2)
• Upgradable to explosion-proof (Exd II BT4) versions for specialized environments
• PE sheath upgrade to Low Smoke Zero Halogen Polyolefin
Precise Application Scenarios
- ✅ Industrial Automation Lines
PLC control, sensor signal transmission, and servo system wiring, with protection against industrial noise and EMI.
- ✅ Smart Building Low-Voltage Systems
Control circuits for automation, security, and fire systems in modern buildings, with a focus on signal integrity.
- ✅ Machine Tools / Robotics
For internal equipment wiring where flexibility and durability are essential, suitable for frequent bending.
- ✅ Rail Transit Control Circuits
Subway and high-speed rail signal control, wiring for braking systems with high interference immunity.
- ✅ Data Centers / Equipment Rooms
Precision equipment control and monitoring systems with high durability, low smoke, and non-toxic operation.
- ✅ Hospitals / Operating Room Equipment
Low-smoke, halogen-free cabling for medical equipment control circuits in clean environments.
- ✅ New Energy Equipment
Wiring for PV/wind power control systems that require weather resistance and anti-interference.
- ✅ Commercial & Office Complexes
Wiring for smart lighting, HVAC control, and security systems in commercial environments.
FAQ - WDZ-KYJRP for Low-Voltage Control
Q1: What makes WDZ-KYJRP better for low-voltage control than regular power cables?
A: WDZ-KYJRP is shielded, flexible, and signal-optimized, designed specifically to handle control circuit demands, where signal clarity and anti-interference are crucial, unlike general power cables.
Q2: Can WDZ-KYJRP be used for outdoor or high-temperature environments?
A: Yes. While designed for indoor control circuits, WDZ-KYJRP can be used in protected outdoor areas and can withstand temperature ranges from -40°C to 90°C. For extreme conditions, customization for more rugged environments is possible.
Q3: How does WDZ-KYJRP handle electromagnetic interference (EMI)?
A: The ≥ 80% copper braid shield effectively isolates EMI and RFI, ensuring stable and high-precision signal transmission, which is critical for PLC systems, sensors, and servo circuits in noisy industrial environments.
Q4: How long does WDZ-KYJRP last?
A: In indoor environments, WDZ-KYJRP typically lasts 30+ years, thanks to its robust XLPE insulation and PE sheath. In outdoor environments, it can last for up to 8 years with no degradation in performance.
Q5: Can I install WDZ-KYJRP myself, or do I need special tools?
A: The flexible design and lightweight structure mean that one person can install WDZ-KYJRP with no special tools required. Its reduced bending radius makes it easier to handle and route through narrow spaces.