GYXTW 2 - 24F OD 7.0mm Fiber Cable

February 21, 2025

Latest company news about GYXTW 2 - 24F OD 7.0mm Fiber Cable

1. Cable Construction

1.1 Cross Sectional Diagram

latest company news about GYXTW 2 - 24F OD 7.0mm Fiber Cable  0
2.Technical Specification

Fiber Counts

2~12F

14-24F

Loose Tube

Material

PBT

OD(mm):

2.0± 0.1 mm

2.4± 0.1 mm

Water Blocking Material

Water-bloking tape

Strength member

2*0.8mm Steel wire

Anti-pressure components

PSP

Sheath

Material:

PE

Color:

Black

Cable

Diameter

7.0± 0.3mm

7.5± 0.3mm

Weight

50±5 kg/km

60±5 kg/km

Operating temperature

-40℃~+70℃

Store/Transport temperature

-40℃~+70℃

Installation temperature

-40℃~+70℃

3. Fiber and Loose buffer tube Identification

NO.

1

2

3

4

5

6

7

8

9

10

11

12

Fiber Color

Blue

Orange

Green

Brown

Grey

White

Red

Black

Yellow

Violet

Pink

Aqua

4. Optical Fiber

 

ITEMS

UNITS

SPECIFICATION

Fiber Type

-

G652D

Attenuation

dB/km

Before Cable

After Cable

 

 

1310 nm≤ 0.34

1550 nm≤ 0.21

1310 nm≤ 0.35

1550 nm≤ 0.24

Chromatic Dispersion

ps/nm.km

1310 nm≤ 3.5  

1550 nm≤ 18  

1625 nm≤ 22  

Zero Dispersion Slope

ps/nm2.km

0.093

Zero Dispersion Wavelength

nm

1300 ~ 1324

PMD (M=20, Q=0.01%)

ps/√km

≤ 0.2

Cut-off Wavelength (lcc)

nm

≤ 1260

Attenuation vs. Bending

(60mm x100turns)

dB

≤ 0.1 at 1625 nm

(60mm x100turns)

Mode Field Diameter

mm

(8.6-9.5) ± 0.7 @1310nm

Core-Clad Concentricity

mm

≤ 0.5

Cladding Diameter

mm

125±2

Cladding Non-circularity

%

≤ 0.8

Coating Diameter

mm

245±5

Proof Test

Gpa

≥ 0.69

 
 

5. Mechanical and Environmental Performance of the Cable

NO.

ITEMS

TEST METHOD

ACCEPTANCE CRITERIA

 

 

1

Tensile Loading Test

IEC 60794-1-E1

 

-. Tensile load:800N

-. Maintained time:1min

- Length of cable: about 150m

-.Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

 

2

Crush Resistance Test

IEC 60794-1-E3

 

-.Load:1000 N/100mm

-Load time:1 minutes

-Load time::10time

-.Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

 

 

3

Impact Resistance Test

IEC 60794-1-E4

-.Impact height:150mm 

-.Impact weigh:3J

-.Impact point:5

-.Impact frequency:1/point

-.Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

 

 

4

Repeated Bending

IEC 60794-1-E6

 

-.Angle bending:±90 degree

-.Subject weight:4.5kg

-.Testing time:100seconds

-.Relax time:10seconds

-.Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

 

 

5

Torsion Test

IEC 60794-1-E7

-.Length:1m

-.Testing time:10min

-.Relax time:10seconds

-.Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

 

6

Water Penetration Test

#Test method:IEC 60794-1-F5B

-.Height of pressure head:1m

-.Length of specimen:3m

-.Test time: 24 hours

 

-. No leakage through the open cable end

 

 

 

7

 

 

Temperature Cycling Test

IEC 60794-1-F1

 

-.Temperature steps:+20℃、- 40℃、+70℃、+20℃

-.Testing Time:12 hours/step

-.Cycle index:2

 

-. Attenuation increment@1550nm:≤0.1dB

-. No jacket cracking and fiber breakage

 

5.2 Fiber Optical Cable bending radius
Static bending: ≥ 10 times than cable out diameter
Dynamic bending: ≥ 20 times than cable out diameter.

 

6. Package and Mark

6.1 PACKAGE
Material of the drum shall be fumigation wood.
1km/Drum: 550*550*400mm;
Not allowed two length units of cable in one drum, Two ends should be packed inside drum, reserve length of cable not less than 1meter.

6.2 MARK
White color Ink jet printing, Cable Mark: Brand, Cable type, Fiber type and counts, Year of manufacture and Length marking.