GYTZA optical cable is a robust and versatile solution designed to meet the demands of outdoor communication networks, particularly in environments requiring flame-retardant performance. This cable features colored optical fibers housed in a loose tube made of high-modulus material, providing exceptional mechanical strength and hydrolysis resistance. The loose tube is filled with thixotropic gel, ensuring optimal fiber protection and water-blocking capabilities.
At the core of the cable is a metal strength member, which enhances the cable's tensile strength and structural stability. The loose tube and optional filling ropes are stranded around the central strength member, forming a compact, circular cable core. The interstices within the cable core are filled with water-blocking gel, providing a reliable barrier against moisture ingress.
A flame-retardant outer sheath, extruded over longitudinally wrapped coated aluminum tape, delivers superior fire resistance and environmental protection. This innovative design ensures the cable's safety and durability in challenging conditions, including areas with stringent fire safety requirements.
Cross-section Diagram
Ensures exceptional mechanical stability and reliable performance across a wide range of temperatures, making the cable robust in diverse environments.
Manufactured using high-strength, hydrolysis-resistant material, providing long-lasting durability and optimal protection for the optical fibers.
The flame-retardant sheath ensures excellent fire safety performance, emitting minimal smoke and no harmful halogen gases during combustion, meeting stringent safety standards.
Ideal for citywide communication infrastructures, including metro networks and urban backbone lines, where flame-retardant properties are critical for safety compliance.
Suitable for deployment in tunnels, subways, and underground ducts, where flame retardancy and moisture-proofing are essential to ensure safety and durability.
Perfect for areas prone to fire hazards, such as industrial zones, chemical plants, and dense urban centers, thanks to its flame-retardant outer sheath.
The cable’s robust construction and moisture-proof aluminum tape layer make it ideal for duct installations exposed to environmental challenges such as water ingress and temperature fluctuations.
Suitable for linking large-scale campuses or enterprise facilities where fire safety standards must be strictly observed.
Can be used in rural or remote outdoor networks that require long-distance connectivity with reliable water-blocking and mechanical performance.
Suitable for emergency response communication systems, where reliability under extreme conditions and flame resistance are vital.
Frequently used in public infrastructure projects such as smart cities, highways, and transportation hubs, where fire safety and environmental durability are prioritized.
Optical Characteristics
Fiber Type |
G.652 |
G.655 |
50/125μm |
62.5/125μm |
|
Attenuation (±20℃) |
@850nm |
- |
- |
≤3.3 dB/km |
≤3.5 dB/km |
@1300nm |
- |
- |
≤1.2 dB/km |
≤1.2 dB/km |
|
@1310nm |
≤0.36 dB/km |
≤0.40 dB/km |
- |
- |
|
@1550nm |
≤0.22 dB/km |
≤0.23dB/km |
- |
- |
|
Bandwidth (Class A) |
@850nm |
- |
- |
≥500 MHz·km |
≥200 MHz·km |
@1300nm |
- |
- |
≥500 MHz·km |
≥500 MHz·km |
|
Numerical Aperture |
- |
- |
0.200±0.015NA |
0.275±0.015NS |
|
Cable Cut-off Wavelength λcc |
≤1260nm |
≤1450nm |
- |
- |
Technical Parameters
Type |
Diameter |
Weight |
Unit |
Tensile strength |
Crush |
GYTZA-2-30Xn |
9.2 |
85 |
5 |
600/1500 |
300/1000 |
GYTZA-32-36Xn |
10.2 |
107 |
6 |
600/1500 |
300/1000 |
GYTZA-38-60Xn |
10.4 |
110 |
6 |
600/1500 |
300/1000 |
GYTZA-62-72Xn |
11.4 |
130 |
6 |
600/1500 |
300/1000 |
GYTZA-74-96Xn |
13.6 |
165 |
8 |
600/1500 |
300/1000 |
GYTZA-98-120Xn |
14.8 |
195 |
10 |
600/1500 |
300/1000 |
GYTZA-122-144Xn |
16.4 |
236 |
12 |
600/1500 |
300/1000 |
*Sizes and performance values can be specified by customers.
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