Product Overview
RG59 Armoured Coaxial Cable provides a robust 75Ω solution specifically designed for shipboard installation and indoor marine environments. Featuring dual shielding, tinned copper braid armour, and LSOH construction, this cable ensures reliable video and data signal transmission in demanding marine applications.
Key Features
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Standard Impedance: 75Ω characteristic impedance
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Enhanced Shielding: Dual-layer Al/Polyester tape and tinned copper braid
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Marine Grade Armouring: Tinned copper braid for mechanical protection
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Fire Safety Compliant: Low smoke zero halogen (LSOH) construction
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High Velocity: 83% velocity of propagation
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NEK 606 Certified: Meets offshore and marine cable standards
Applications
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Shipboard video surveillance systems
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Marine CCTV installations
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Offshore platform data transmission
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Marine television distribution
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Indoor marine communication systems
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Shipboard antenna and signal distribution
Standards Compliance
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IEC 60092-350 - Shipboard cable standards
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IEC 60332-3-22 - Flame spread test for bunched cables
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IEC 60754-1,2 - Halogen gas emission tests
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IEC 61034-1,2 - Smoke density measurement
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NEK 606:2004 - Offshore and marine cable standard
Construction Details
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Conductors: 20AWG solid bare copper
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Insulation: Foam polyethylene (PE)
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Shielding 1: Aluminium/Polyester/Aluminium tape
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Shielding 2: Tinned copper braid
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Bedding: Low smoke halogen-free polyolefin, black
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Armour: Tinned copper wire braid
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Outer Sheath: Low smoke halogen-free polyolefin
Electrical Characteristics
| Parameter | Value | Unit |
|---|---|---|
| AWG | 20 | - |
| Nominal Conductor Diameter | 0.8 | mm |
| Impedance | 75 ± 5 | Ω |
| Capacitance | 53.5 | pF/m |
| Velocity of Propagation | 83 | % |
| Conductor DCR | 32.8 | Ω/km |
| Shield DCR | 12.5 | Ω/km |
| Inductance | 0.318 | μH/m |
| Time Delay | 4.0 | ns/m |
Attenuation Characteristics
| Frequency | Attenuation |
|---|---|
| 100 MHz | 7.6 dB/100m |
| 270 MHz | 12.5 dB/100m |
| 540 MHz | 17.9 dB/100m |
| 720 MHz | 20.9 dB/100m |
| 750 MHz | 21.3 dB/100m |
| 1000 MHz | 24.9 dB/100m |
Mechanical & Thermal Properties
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Bending Radius: 15 × Outer Diameter
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Temperature Range: -30℃ to +75℃
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Installation: Suitable for fixed shipboard installations
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Durability: Armoured construction for marine environments
Dimensions and Weight
| Parameter | Value | Unit |
|---|---|---|
| Nominal Inner Conductor Diameter | 0.8 | mm |
| Nominal Insulation Thickness | 1.4 | mm |
| Nominal Sheath Thickness | 1.2 | mm |
| Nominal Overall Diameter | 10.0 | mm |
| Nominal Weight | 177 | kg/km |