YCW is a heavy-duty, oil-resistant, weatherproof rubber-sheathed flexible cable, belonging to the electrical equipment wire & cable category. Designed for 450/750V AC and below, it delivers reliable power for heavy mobile equipment in harsh outdoor, oily, and high-mechanical-stress environments. It is the oil & weather-resistant upgraded version of YC cable.
Model Definition
Y: Rubber-insulated, flexible/mobile cable
C: Heavy-duty
W: Weather & Oil-resistant
Construction & Specifications
1. Structure
| Conductor | Class 5 flexible copper, high flexibility, resistant to breakage during frequent bending. |
| Insulation | IE4 EPDM or natural styrene-butadiene rubber. |
| Sheath | SE4 chloroprene rubber / chlorosulfonated polyethylene - black, oil-resistant, weatherproof, abrasion-resistant. |
| Filler | High-temperature filler ropes for roundness and cushioning. |
2. Core Electrical & Mechanical Parameters
| Rated Voltage | 450/750V |
| Max Conductor Temp | +65°C |
| Ambient Temp Range | -40°C ~ +70°C |
| Withstand Voltage | 3,000V AC / 5 minutes |
| Standards | GB/T 5013.4-2008, IEC 60245-4:2004, JB/T 8735.2-2016 |
3. Common Sizes
| 1-core | 1.5 ~ 400 mm² |
| 2-core | 1.0 ~ 25 mm² |
| 3-core | 1.0 ~ 95 mm² |
| 4-core | 1.0 ~ 150 mm² |
| 5-core | 1.0 ~ 25 mm² |
Advantages
1. Superior Oil Resistance: Resists mineral oils, diesel, and hydraulic fluids; no swelling or cracking in oily environments.
2. Excellent Weatherability: Anti-UV, anti-ozone, rain/moisture proof; long-term outdoor use without aging.
3. Heavy-Duty Mechanical Strength: Thick sheath, abrasion, tear, impact, and drag resistant; withstands heavy mechanical forces.
4. High Flexibility: Class 5 soft copper, easy to bend, frequent movement without core breakage.
5. Wide Temperature Adaptability: Remains flexible at -40°C, stable at +70°C.
6. Water & Moisture Resistant: Suitable for wet/humid sites.
Applications
1. Construction Sites: Cranes, excavators, welders, hoists, temporary outdoor power.
2. Ports & Docks: Container gantry cranes, loading/unloading equipment, oily/salt-spray environments.
3. Mines & Quarries: Open-pit excavators, loaders, dusty/wet/rugged terrain.
4. Metallurgical Plants: Overhead cranes, rolling mills, high-temperature/dusty/corrosive areas.
5. Oil & Gas Fields: Pumping units, drilling platforms, high-oil-contamination zones.
6. Agriculture & Outdoor Engineering: Farm machinery, generator sets, airport/road construction.
YCW cable is the heavy‑duty, oil & weather‑resistant workhorse for mobile electrical equipment in harsh industrial environments. It is the preferred choice for outdoor, oily, high‑mechanical‑stress applications where reliability and durability are critical.
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