Product Category: Underwater Cable
Rated Voltage: 300/500V AC
Application: Power feeder and communication/control systems underwater
Product Overview
Our Underwater Cable series is specifically engineered for reliable power transmission and communication in submerged environments. This comprehensive range includes both submersible pump cables and submarine cables, designed to maintain optimal performance under challenging underwater conditions. These cables are ideal for AC 50Hz, 300/500V applications where one end operates in water while the other remains in air.
Key Features
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Superior Waterproof Performance: Triple-layer waterproof protection with specialized rubber insulation and filling
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Excellent Flexibility: Class 5 stranded copper conductor ensures easy installation and handling
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Durable Construction: Robust waterproof rubber sheath provides enhanced mechanical protection
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Rigorous Quality Testing: Each cable undergoes 3040Pa hydraulic pressure testing for 2 hours
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Wide Application Range: Suitable for various underwater power and control applications
Applications
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Submersible pump power connections
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Underwater power feeding systems
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Marine and offshore communication systems
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Underwater control and monitoring applications
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Aquaculture and underwater equipment power supply
Construction Details
| Component | Material/Specification |
|---|---|
| Conductor | Bare copper wire, IEC 60228 Class 5 / DIN VDE 0295 Class 5 |
| Insulation | Waterproof Rubber |
| Filler | Waterproof Rubber |
| Sheath | Waterproof Rubber |
Technical Specifications
Single Core & Three Core Cables
| Nominal Section (mm²) | Single Core | Three Core | DC Resistance at 20°C (Ω/km) ≤ | ||
|---|---|---|---|---|---|
| Max. Diameter (mm) | Weight (kg/km) | Max. Diameter (mm) | Weight (kg/km) | ||
| 4 | 9.0 | 100 | 17.0 | 361 | 4.950 |
| 6 | 9.5 | 126 | 19.0 | 463 | 3.300 |
| 10 | 12.5 | 220 | 24.0 | 762 | 1.910 |
| 16 | 13.5 | 282 | 26.0 | 972 | 1.210 |
| 25 | 16.5 | 432 | 32.0 | 1509 | 0.780 |
| 35 | 18.5 | 564 | 36.0 | 1988 | 0.554 |
| 50 | 20.5 | 794 | 43.0 | 2836 | 0.386 |
| 70 | 23.5 | 1045 | 47.5 | 3701 | 0.272 |
Three Core + Earth Cables
| Core Configuration | Max. Diameter (mm) | Weight (kg/km) | DC Resistance at 20°C (Ω/km) ≤ |
|---|---|---|---|
| 3×4+1×2.5 | 18.0 | 412 | 4.950 |
| 3×6+1×4 | 20.0 | 536 | 3.300 |
| 3×10+1×6 | 25.0 | 853 | 1.910 |
| 3×16+1×6 | 27.0 | 1054 | 1.210 |
| 3×25+1×10 | 33.0 | 1666 | 0.780 |
| 3×35+1×16 | 36.5 | 2112 | 0.554 |
| 3×50+1×16 | 43.5 | 2987 | 0.386 |
| 3×70+1×25 | 48.5 | 3961 | 0.272 |
Quality Assurance
*All finished cables undergo rigorous transverse sealing hydraulic testing at 3040Pa water pressure for 2 hours to ensure complete waterproof integrity and long-term reliability in submerged applications.*