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WDZ-RYY 300/500V Low Smoke Halogen free Polyolefin Multi core Cable

    WDZ-RYY 300/500V Low Smoke Halogen free Polyolefin Multi core Cable

    Low Smoke Halogen Free (LSHF) Polyolefin Multi Core Cables are engineered for safety, reliability, and eco-friendly performance in modern electrical installations. Made with halogen-free polyolefin insulation, these cables emit minimal smoke and zero toxic halogen gases during combustion, making them ideal for use in public buildings, transportation systems, industrial facilities, and data centers. With excellent flame-retardant properties, flexibility, and long service life, LSHF multi core cables provide superior protection while meeting strict international fire safety and environmental sta...
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WDZ-RYY 300/500V


Low-smoke, halogen-free polyolefin multi-core cable


Applications

Used in subways, high-rise buildings, shopping malls, theaters, power plants, chemical plants, city squares, and other public utilities.

Used in applications requiring high flame-retardant properties. The combustion gases are less corrosive, preventing damage to equipment.The low-smoke, halogen-free properties significantly improve the cable material's resistance to aging, UV radiation, and other radiation, thereby extending the cable's service life.


Product Structure

Reference Standards: JB/T8734-2016 GB/T19666-2019

Conductor: Multiple fine-stranded bare copper wires, complying with GB/T3956-2008, Category V conductor

Insulation Material: Low-smoke, halogen-free polyolefin

Sheath Material: Low-smoke, halogen-free polyolefin

Sheath Color: Black and other colors available


Technical Parameters

Rated Voltage: 300/500V

Test Voltage: 2000V

Rated Temperature: -30°C to +90°C

Minimum Bend Radius:

Fixed Installation: 5 x Cable OD

Mobile Installation: 10 x Cable Outer Diameter

Flame Retardant: Meets GB/T18380.12 Single Insulated Wire Vertical Burning Test

Low Smoke: Meets GB/T17651.2

Halogen-Free: Meets GB/T17650.2


Product Features

Low smoke during combustion, higher flame retardancy

No toxic gases released in the event of a fire


Number of cores × cross-sectional arean*mm²

outer diameter

(mm)

Cable weight

(kg/km)

Number of cores × cross-sectional area

n*mm²

outer diameter

(mm)

Cable weight

(kg/km)

2x0.55.0 35 2x0.755.6 46 
3x0.55.3 42 3x0.755.8 54 
4×0.55.8 50 4×0.756.4 66 
5x0.56.5 64 5x0.756.9 79 
6x0.57.0 79 6x0.757.5 98 
7x0.57.0 82 7x0.757.5 105 
8x0.58.1 101 8x0.759.0 131 
10x0.59.2 126 10x0.759.9 155 
12x0.59.4 136 12x0.7510.2 172 
14x0.59.7 164 14x0.7511.1 196 
16x0.510.4 185 16x0.7512.0 224 
18x0.511.5 201 18x0.7513.2 258 
2x1.05.9 53 2×2.57.7 98 
3x1.06.2 63 3×2.58.3 124 
4x1.06.7 76 4×2.59.1 154 
5x1.07.3 94 5×2.510.2 192 
6x1.08.2 124 7×2.512.6 247 
7x1.08.2 133 9x2.513.6 400 
8x1.09.7 158 12×2.515.0 423 
10x1.010.5 187 14×2.516.0 490 
12x1.010.6 202 18×2.518.1 622 
14x1.011.5 236 2x48.9 186 
18x1.013.0 302 3x410.1 196 
20x1.013.8 339 4x411.0 241 
2x1.56.5 67 5x412.3 301 
3x1.56.9 82 12x420.2 800 
4x1.57.4 100 3x611.9 281 
5x1.58.3 122 4x613.1 354 
6x1.59.1 150 5x614.6 440 
7x1.59.1 159 3x1014.7 451 
8x1.510.7 208 4x1016.3 573 
10x1.511.7 247 5x1018.2 711 
12x1.512.0 277 3x1618.3 872 
14x1.512.9 312 4x1623.0 1066 
16x1.513.7 361 5x1625.6 1316 
18x1.514.7 400 3x1618.3 872 


Low Smoke Halogen Free (LSHF) Polyolefin Multi Core Cables are engineered to enhance fire safety, environmental protection, and performance in electrical systems. These cables emit minimal smoke and no toxic halogen gases when exposed to fire, making them a preferred choice for installations in public areas, data centers, hospitals, transportation systems, and industrial facilities. With high flexibility, flame-retardant properties, and compliance with international standards, they combine safety with long-term reliability.


Key Features of LSHF Polyolefin Multi Core Cables

  • Fire Safety: Reduces risk to people and equipment in case of fire.

  • Eco-Friendly: Halogen-free polyolefin insulation ensures no toxic halogen gas emission.

  • Durability: Resistant to abrasion, mechanical stress, and chemicals.

  • Flexibility: Designed for ease of installation in confined spaces.

  • Compliance: Meets IEC, RoHS, and other international safety standards.


Usage Guidelines

Proper usage ensures optimal performance and extends the lifespan of Low Smoke Halogen Free Polyolefin Multi Core Cables.

Recommended Applications

  • Public infrastructure (airports, subways, schools, hospitals)

  • Data centers and communication facilities

  • Industrial automation and power distribution

  • Transportation systems (railways, ships, automotive)

Usage Instructions

  1. Correct Voltage Rating: Ensure the cable is used within its specified voltage range.

  2. Installation Practices: Maintain the minimum bend radius to avoid conductor damage.

  3. Environment Suitability: Use in areas requiring high fire safety and low emission standards.

  4. Connector Compatibility: Pair with certified connectors for reliable performance.


Maintenance Recommendations

Maintaining LSHF Polyolefin Multi Core Cables properly ensures long-term safety and efficiency.

General Maintenance Steps

  • Visual Checks: Regularly inspect for cracks, cuts, or jacket wear.

  • Cleaning: Use a dry cloth or mild detergent solution; avoid solvents or harsh chemicals.

  • Connector Inspection: Verify connectors are tight, corrosion-free, and properly shielded.

  • Re-routing Review: Ensure cables are not under mechanical stress, tension, or extreme bending.

Low Smoke Halogen free Polyolefin Multi core Cable

Maintenance Frequency Table

FrequencyMaintenance TaskPurpose
MonthlyVisual inspection of cable jacketEarly detection of physical damage
QuarterlyConnector tightening/cleaningPrevent electrical faults
Semi-AnnualCleaning of cable surfacesMaintain insulation integrity
AnnualElectrical testing (continuity & insulation resistance)Verify long-term reliability

Precautions and Safety Notes

While using LSHF Polyolefin Multi Core Cables, following precautions ensures maximum safety and performance.

Safety Guidelines

  1. Avoid Overloading: Never exceed the recommended voltage/current rating.

  2. Proper Routing: Prevent sharp bends and mechanical pressure on cables.

  3. Temperature Limits: Operate within specified temperature range (-20°C to +90°C depending on design).

  4. Fire Zones: In case of fire-prone areas, ensure compliance with local fire safety standards.

Precautionary Measures Table

RiskPreventive MeasureBenefit
OverheatingAvoid overloadingPrevents insulation breakdown
Mechanical damageInstall protective conduits or traysExtends cable service life
Chemical exposureKeep away from solvents/oilsMaintains jacket integrity
Improper bendingFollow minimum bend radius guidelinesAvoids conductor fractures

Cable Care and Lifespan Extension

Cable Care Practices

  • Avoid Continuous Stress: Do not place heavy loads on cable runs.

  • Proper Storage: Store in a cool, dry place away from direct sunlight and chemicals.

  • Routine Testing: Check continuity and insulation resistance regularly.

Benefits of Regular Maintenance

  • Reduces risk of unexpected failures.

  • Ensures compliance with safety regulations.

  • Enhances overall energy efficiency.

  • Extends cable lifespan, reducing replacement costs.


Conclusion

Low Smoke Halogen Free Polyolefin Multi Core Cables are essential for applications requiring enhanced fire safety, environmental protection, and high performance. By following recommended usage guidelines, maintenance practices, safety precautions, and care routines, these cables can provide long-lasting service with maximum reliability. They are the preferred choice for modern installations in both commercial and industrial sectors where safety and sustainability are top priorities.



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