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GJFJU-1F Outdoor single core tight-buffered aerial fiber optic cable is a single core optical fiber that tight buffered and surrounded by aramid yarn strength member (or glass yarn) and jacketed with TPU, cable dia. 3.0~4.8mm or customized. Cable span around 20~30KM.
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Product Introduction

GJFJU-1F

(Outdoor single core tight-buffered aerial fiber optic cable TPU jacketed)

1

GJFJU-1F Cross Section



Description


GJFJU-1F Outdoor single core tight-buffered aerial fiber optic cable is a single core optical fiber that tight buffered and surrounded by aramid yarn strength member (or glass yarn) and jacketed with TPU, cable dia. 3.0~4.8mm or customized. Cable span around 20~30KM.

This specification covers the design requirements and performance standard for the supply of optic fiber cable in the industry. It also includes FCJ premium designed cable with optical, mechanical and geometrical characteristics.

Cable type

Application

GJFJU (Tight sheath optical cable)--1

Self-supporting aerial installation



Quality


FCJ fiber optic cable has excellent optic transmission and physical performance, to meet customer's requirements.



Reliability


Initial and periodic qualification tests for raw material and cable product are performed to assure the cable's performance and durability in the field environment.



Reference


ITU-T G.652

Characteristics of a single-mode optic fiber

IEC 60794-1-1

Optic fiber cables- part1-1-Generic specification-General

IEC 60794-1-21

Optic fiber cables- part1-2-Generic specification-Basic optic cable test procedure-Mechanical test methods

IEC 60794-1-22

Optic fiber cables- part1-2-Generic specification-Basic optic cable test procedure-Environmental test methods

IECA S-104-696

Standard for indoor-outdoor optic fiber cable



Working Condition


Storage temperature: -40℃~+70℃

Operation temperature: -40℃~+70℃

Installation temperature: 0℃~+60℃



Minimum Allowable Bending Radius


Static: 10D

Dynamic: 20D

D is the out diameter of the cable



Life Time


Optic fiber cables supplied in compliance with the specifications can be capable of withstanding the typical service condition for a period of twenty-five (25) years without detriment to the transmission or operation and maintenance characteristics of the cable.



Optic Fiber In Cable (ITU-T G.657)


Optic properties of the SM fiber are achieved through a germanium doped silica based core with a pure silica cladding which meets ITU-T G.657, UV curable acrylate protective coating is applied over the glass cladding to provide the necessary maximum fiber lifetime.

Geometrical, optic and mechanical characteristics of fiber in cable as the following table:

Category

Description

Specification

Before cable

After cable

Geometrical Characteristics

Cladding diameter

125.0 ±0.7mm

Cladding non-circularity

£ 0.7 %

Core concentricity error

£ 0.6mm

Coating diameter

243± 7mm (Before Colored)
250 ± 15 mm (Colored)

Coating/cladding concentricity error

£10mm

Optic Characteristics

Mode field diameter at 1310 nm

8.8±0.4mm

Point discontinuity

£ 0.04dB

Attenuation at 1310 nm

£0.5dB/km

Attenuation at 1550 nm

£ 0.5dB/km

Dispersion in the range of wavelength 1550 nm

£18 ps/(nm·km)

Dispersion in the range of wavelength 1625 nm

£ 22 ps/(nm·km)

Zero dispersion wavelength

1300 – 1324 nm

Zero dispersion slope

£0.092 ps/(nm2·km)

Cable cut-off wavelength

£1260 nm

Polarization mode dispersion individual fiber

£0.1 ps/Ökm

Polarization mode dispersion design link value (M=20, Q=0.01%)

£ 0.06ps/Ökm

Macro-bend loss (100 turns, 30mm radius, 1550/1625nm)

£ 0.15 dB

Mechanical Specification

Proof stress level

³100kpsi (0.69 GPa)

Coating strip force(peak value)

1.3~8.9N

Fiber curl (Radius)

³ 4 m



Optic Cable


General Design

The color of the optic fiber coating should be one of the following chromatograms:

Fiber color code

1

2

3

4

5

6

Blue

Orange

Green

Brown

Slate

White

7

8

9

10

11

12

Red

Black

Yellow

Purple

Pink

Aqua

The Color also be natural;

The optic fiber adopts G.657 series coated optic fiber, and a tight jacket layer composed of a suitable thermoplastic material is added to the outside. It has a mechanical buffer protection effect on the coated optic fiber and is easy to strip from the light;

The optic cable adopts aramid tow or the glass yarn is used as a strengthening member, and they are evenly twisted in layers or placed longitudinally outside the optic fiber tight jacket;

The optic cable is extruded with a layer of circular polyurethane (TPU) sheath outside the strengthening member.



Dimensions and Descriptions of Cable Constructions


TYPE

Unit

Description

Tight-buffered fiber

Optical fibre

/

G.657

Material

/

Riser rated thermoplastic

Diameter (mm)

mm

0.9±0.5

Strengthening Material

Material

/

Aramid

Glass yarn

Dosage

Kg

Meet 800N (or required) short-term tension

Meet 500N (or required) short-term tension

Sheath

Material

/

Polyester elastomer TPU

Polyester elastomer TPU

Diameter

mm

3.0±0.2

4.8±0.2

Thickness

mm

0.5±0.1

0.9±0.2

Color

/

Black

Cable weight Approx

Kg/Km

8

30



Mechanical & Environmental Performance of Cable


Item

Contents

Value

Max. tensile load

Short term

800N (or required)

500N (or required)

Max. crush resistance

Short term

500 N/100mm

500 N/100mm

Min. bending radius

Installation

20 x cable diameter

Operation

10 x cable diameter

Temperature range

Operation

-20℃ ~ +60℃

Installation

-20℃ ~ +60℃

Storage/transportation

-5℃ ~ +40℃



Main Mechanical & Environmental Performance Test


Item

Test Method

Acceptance Condition

Tensile Strength

IEC 60794-1-2-E1

- Load: Short term tension

- Length of cable: ≥ 50m

- Load time: 1min

- Loss change £ 0.05dB@1550nm after test.

- No fiber break and no sheath damage.

Crush Test

IEC 60794-1-2-E3

- Load: Short term crush

- Load time: 1min

- Loss change £ 0.05dB@1550nm after test.

- No fiber break and no sheath damage.

Impact Test

IEC 60794-1-2-E4

- Radius: 12.5 mm

- Points of impact: 5

- Times of per point: 1

- Impact energy: 1J

- Loss change £ 0.05dB@1550nm after test.

- No fiber break and no sheath damage.

Cable bend

IEC 60794-1-2-E11

- Diameter of mandrel: 20 x OD

- Number of cycles: 20

- Loss change £ 0.05dB@1550nm after test.

- No fiber break and no sheath damage.

Torsion

IEC 60794-1-2-E7

- Length: 250mm

- Twist angle: ±180°

- No. of cycle: 20

- Loss change £ 0.1dB@1550nm after test.

- No fiber break and no sheath damage.

Temperature Cycling

IEC 60794-1-2-F1

- Temperature: -20℃~+60℃

- Time of each step: 12h

- Number of cycle: 3

- Loss change £ 0.05dB/km@1550nm after test.

- No fiber break and no sheath damage.

Remark: "No attenuation changes" is considered as the attenuation changes ≤ 0.05 dB.



Packaging and Drum


Cable Sheath Marking:

Unless otherwise specified, the cable sheath marking shall be as follows:

Color: White

Contents: FCJ OPTO TECH., the year of manufacture, the type of cable, cable number, length marking

Interval: 1±0.2% m (or customized)



Cable Length


Reel length: 2 km/drum.



Cable Drum


The cables are packed in fumigated wooden drums.



Cable Packing


Both cable ends are protected against water penetration and firmly secured to the drum, so the cable cannot move and the turns cannot slide when it is moved, handled or laid. The inner end has around 3 meters of accessible length to perform reception tests.

Other packing method is also available according customer's requirement.



Enterprise Honor


Enterprise Honor



Our Company


Our Company



Our Factory


Our Factory



Our Services


Our Services


 

Why choose us?

  • As a Chinese-based factory, we guarantee high-quality Indoor Optical Cable products and efficient service.
  • The company has introduced multiple sets of fully automatic production lines, so it can produce products in large quantities. The various functions of the product have greatly met the needs of the market and have been widely used in various industries.
  • Our Indoor Optical Cable products provide a robust and reliable solution for applications such as HD video, data transfer, and telecommunication.
  • With the continuous upgrading of product series, we will provide more high-quality GJFJU solutions to more customers around the world.
  • Our Indoor Optical Cable products provide a long service life and robust performance in challenging applications.
  • Our company provides pre-sale and after-sales services for customers from the perspective of customers' interests. At the same time, we continue to innovate technology to create better products.
  • We offer Indoor Optical Cable products that cater to various industries and applications.
  • In addition to standard products, non-standard products can also be customized according to customer requirements to meet the different needs of customers.
  • We provide custom-designed Indoor Optical Cable products, offering tailor-made solutions for specific applications and customer needs.
  • There are professional designers in our team to design products for you, and we also provide a large number of standardized products. The intimate after-sales service team can respond quickly to your needs and make you have no worries. The delivery service is also very fast, so you don't have to worry about it.

 

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