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GYFY GFRP CSM Stranded Loose Tube All-Dielectric Optical Fiber Cable

  • Stranded Gel-Free Loose Tube Non-metallic Optic Cable

  • hellosignal

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GYFY                                                                                  

All-Dielectric Optical Fiber Cable GFRP CSM
Stranded Loose Tube Duct Installation


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1. Loose Tube: thermoplastic material, containing opticalfibres and water blocking yarm.

2. Central Strength Mlember: glass fibre reinforced plasticrod (GFRP) coated with PE when needed.

3. Filler Elements: thermoplastic rods.

4. Longitudinal Water Blocking Material: Water blocking tape.

5. Armor: corrugated steel tape.

6. Outer Sheath: black polyethylene



 Features and Applications:


Gel-free cable structure.

Easy for installation and splicing.

Duct installation and aerial installation.



 Optical Characteristics:


Attenuation:

G.652.D Fiber:

1. 

1. @ 1310 nm: ≤ 0.36 dB/km

2. @ 1550 nm: ≤ 0.22 dB/km

3. Application: This fiber offers low attenuation at both 1310 nm and 1550 nm, making it ideal for long-distance communications.

G.655 Fiber:

1. @ 1310 nm: ≤ 0.40 dB/km

2. @ 1550 nm: ≤ 0.23 dB/km

3. Application: This fiber also provides excellent attenuation performance, although slightly higher than G.652.D at 1310 nm, making it suitable for applications with advanced dispersion management needs.

50/125 µm (Multimode):

1. @ 850 nm: ≤ 3.0 dB/km

2. @ 1300 nm: ≤ 1.0 dB/km

3. Application: Multimode fiber that operates at higher attenuation values but is commonly used for short-distance applications like within buildings or campuses.

62.5/125 µm (Multimode):

1. @ 850 nm: ≤ 3.0 dB/km

2. @ 1300 nm: ≤ 1.0 dB/km

3. Application: Similar to 50/125 µm multimode fiber, used for short-distance transmission with slightly larger core size.


Bandwidth:

50/125 µm (Multimode):

1. @ 850 nm: ≥ 500 MHz·km

2. @ 1300 nm: ≥ 1000 MHz·km

3. Application: Higher bandwidth at 850 nm and 1300 nm ensures that the fiber can support high-speed data transmission over relatively short distances.

62.5/125 µm (Multimode):

1. @ 850 nm: ≥ 200 MHz·km

2. @ 1300 nm: ≥ 600 MHz·km

3. Application: Slightly lower bandwidth than 50/125 µm, but still suitable for multimode applications with moderate data transmission needs.


Polarization Mode Dispersion (PMD):

G.652.D Fiber:

1. Individual fiber: ≤ 0.20 ps/√km

2. Design link value (M=20, Q=0.01%): ≤ 0.1 ps/√km

3. Application: Low PMD ensures minimal signal distortion, ideal for long-distance communication at high speeds.

G.655 Fiber:

1. Individual fiber: ≤ 0.20 ps/√km

2. Design link value (M=20, Q=0.01%): ≤ 0.1 ps/√km

3. Application: Similar to G.652.D, G.655 fiber also offers low PMD, ensuring high performance for long-distance and high-speed data transmission.



 Technical Data:


Fiber Count and Tube Configuration:

Fiber Count Options:

24 fibers

48 fibers

72 fibers

96 fibers

144 fibers

288 fibers

Loose Tube Configuration:

The number of tubes and fibers per tube:

§ 24 fibers: 2 x 12 fibers per tube

§ 48 fibers: 4 x 12 fibers per tube

§ 72 fibers: 6 x 12 fibers per tube

§ 96 fibers: 8 x 12 fibers per tube

§ 144 fibers: 12 x 12 fibers per tube

§ 288 fibers: 24 x 12 fibers per tube

Outer Diameter (mm):

24 fibers: 2.4 mm

48 fibers: 2.4 mm

72 fibers: 2.6 mm

96 fibers: 2.6 mm

144 fibers: 3.5 mm

288 fibers: 3.5 mm


Mechanical and Structural Properties:

Central Strength Member:

Material: GFPR (Glass Fiber Reinforced Plastic)

Diameter:

§ 24 fibers: 2.25 mm

§ 48 fibers: 2.25 mm

§ 72 fibers: 2.6 mm

§ 96 fibers: 2.6 mm

§ 144 fibers: 3.5 mm

§ 288 fibers: 3.5 mm

PE Coated Diameter:

§ 96 fibers: 4.2 mm

§ 144 fibers: 7.2 mm

§ 288 fibers: 4.8 mm

Outer Sheath:

Thickness: Nominal 1.8 mm

The outer sheath provides protection against external environmental and mechanical factors.


Cable Dimensions and Weight:

Cable Diameter (Approx.):

24 fibers: 11.0 mm

48 fibers: 11.0 mm

72 fibers: 11.6 mm

96 fibers: 13.0 mm

144 fibers: 16.0 mm

288 fibers: 18.5 mm

Cable Weight (Approx.):

24 fibers: 100 kg/km

48 fibers: 100 kg/km

72 fibers: 105 kg/km

96 fibers: 120 kg/km

144 fibers: 180 kg/km

288 fibers: 225 kg/km


Operating and Mechanical Properties:

Operating Temperature Range:

-40°C to +70°C

The cable is suitable for installation and use in a wide range of temperatures, both indoors and outdoors.

Tensile Strength:

Short-term: 2700 N

Long-term: 900 N

The cable is designed to handle significant pulling forces during installation (short-term) and under normal operating conditions (long-term).

Crush Resistance:

Short-term: 1000 N/100 mm

Long-term: 300 N/100 mm

The cable is resistant to external pressures, providing durability under mechanical stress.


Additional Notes:

· Fiber and tube color arrangements are specified in a separate color identification table.

· Custom structures and fiber counts are available upon request for specific customer requirements.


 

Duct Installation Optic Fiber Cable application


 Types of the duct optic fiber cables


Uni-tube Armored Cables

Such cables have a single tube for the fibers with the added protection of armoring, APL, or PSP wires, depending on their application. They are lightweight and generally designed for FTTH drop applications (aerial, duct), balancing the cost and being durable.

GJYXFHA/GJYXFHS: Light-armor bow-type drop cable with aluminum tape (APL) or steel tape (PSP), LSZH sheath, for duct/aerial FTTH.

GYXY: Non-armored central tube with steel wires, PE sheath, for aerial/duct use.

GYFXY: FRP rods, uni-tube, PE sheath, lightweight for aerial/duct applications.

GYXTW: PSP-armored central tube with steel wires, PE sheath, for aerial/duct installations.

Uni-tube Armored Cables



Stranded Loose-tube Armored Cables

These cables include several loose tubes which are laid around a central strength member, and the outer coat is done with an armoring for added protection, including APL, PSP, and FRP tape. They are intended for installation outdoors in ducts or direct burial, some with added features like anti-rodent/bird properties.

GYFA: APL-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYFS: PSP-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYFS Semi-dry: PSP-armored, semi-dry stranded loose-tube, PE sheath, for duct/direct burial with reduced water ingress.

GYFTA: GFRP (FRP) and APL-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYFTS: GFRP and PSP-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYTA-1: APL-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYTS-1: PSP-armored, stranded loose-tube, PE sheath, for duct/direct burial.

GYFTY73-2: FRP tape, double PE sheath, anti-rodent/anti-bird, for aerial/duct use.

Stranded Loose-tube Armored Cables1

Stranded Loose-tube Armored Cables2



Stranded Loose-tube Non-armored Cables

These cables do not use metallic armoring, but rather have non-metallic strength members (FRP or CSM) added for strength. They are proper for such installations either in aerial or duct line where the metal components are required to be limited.

GYFTY: GFRP and CSM, stranded loose-tube, PE sheath, all-dielectric for aerial/duct.

GYTY: Non-armored, stranded loose-tube, PE sheath, for aerial/duct applications.

Stranded Loose-tube Non-armored Cables



All-Dielectric Stranded Loose-tube Cables

Completely non-metallic cables (GFRP, glass yarns, or CSM), electrodynamics is excluded from these cables, making them suitable for high-voltage areas or areas that need lightning resistance. Some are additionally improved to ward off the birds/rodents.

GYFY: GFRP and CSM, stranded loose-tube, PE sheath, all-dielectric for aerial/duct.

GYFY63: Glass yarns, double PE sheath, anti-rodent, all-dielectric for aerial/duct.

GYFY Semi-dry: GFRP and CSM, semi-dry stranded loose-tube, PE sheath, all-dielectric for aerial/duct.

All-Dielectric Stranded Loose-tube Cables




Category

Products

Key Features

Applications

Uni-tube Armored

GJYXFHA/GJYXFHSGYXYGYFXYGYXTW

APL/PSP armor or steel wires, LSZH/PE

Aerial, Duct, FTTH

Stranded Loose-tube Armored

GYFAGYFSGYFS Semi-dryGYFTAGYFTSGYTA-1GYTS-1GYFTY73-2

APL/PSP/FRP armor,
PE sheath

Duct, Direct Burial

Stranded Loose-tube Non-armored

GYFTYGYTY

GFRP/CSM, no armor,
PE sheath

Aerial, Duct

All-Dielectric Stranded Loose-tube

GYFYGYFY63GYFY Semi-dry

GFRP/CSM/Glass yarns,
all-dielectric, PE

Aerial, Duct





 Analysis and Insights


Uni-tube vs. Stranded: Uni-tube cables, like GJYXFHA and GYXTW, are easier and more lightweight, appropriate for drop or short distances, with stranded loose-tube alternatives like GYFA and GYFTS permitting long-haul usage in harsh environments and higher fiber capacity and durability. 

Armored vs. Non-armored: Armored cables like GYFS and GYTA-1 are designed for areas with mechanical hazards or for installation in bursting soil, whereas non-armored (use of) GYFTY and all-dielectric cables (use of) GYFY prioritize lightweight and non-conductive properties. 

Special Features: GYFTY73-2 and GYFY63 provide anti-rodent and anti-bird properties, while GYFS Semi-dry and GYFY Semi-dry that keep water out using semi-dry technology.

 

This classification does justice to the scope of the technical applications these cables support in networks from FTTH drop lines to reliable power line communication channels. It is possible to sort out the cables by their types for enhanced clarity on each one. Please Contact Zion communication know if further detailed data is required.


Fiber optic cable Manufacturer & Supplier - Zion Communication



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