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Home>Products>Outdoor Optical Cables>Loose tube layer-strand single fine round steel wire armored optical cable.
Loose tube layer-strand single fine round steel wire armored optical cable.
GYTA53+33

The GYTA53+33 optical cable is constructed by embedding 250μm optical fibers into a loose tube made of high-modulus material, filled with a water-blocking compound. The core center contains a metallic strength member. The loose tubes (and filler rods if applicable) are stranded around the central strength member to form a compact and circular cable core, with gaps filled with water-blocking material. A plastic-coated aluminum tape (APL) is longitudinally applied before extruding an inner polyethylene (PE) sheath, followed by a double-sided plastic-coated steel tape (PSP) longitudinally applied and an outer PE sheath extruded. Finally, a layer of single fine round steel wire armor is applied, and an outermost PE sheath is extruded to complete the cable.

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1.Excellent mechanical and thermal properties

2.Single fine round steel wire armor enhances tensile strength

3.High hydrolysis resistance and strength of the loose tube material

4.Specialized filling compound provides critical fiber protection

5.Outstanding crush resistance and flexibility

6.Waterproof performance ensured through:
· Single steel wire central strength member
· Special water-blocking compound in loose tubes
· Fully filled cable core
· Plastic-coated aluminum tape (APL) moisture barrier
· Effective water-blocking materials preventing longitudinal water penetration

Structural Parameters

光缆型号

Cable Type

(以2纤递增)

(Increased by 2 fibers)

光纤数

Fiber Count

单元

Tubes

参考光缆重量

Cable

Weight

kg/kmRef

允许拉伸力

Tensile Strength

长期/短期

Long/Short Term

(N)

允许压扁力

Crush Resistance

长期/短期

Long/Short Term

(N/100mm)

弯曲半径

Bending Radius

静态/动态

Static/Dynamic

(mm)

GYTA53+33-2-30Xn

2-30

5

603

4000/10000

3000/5000

12.5D/25D

GYTA53+33-32-36Xn

32-36

6

641

GYTA53+33-38-60Xn

38-60

5

660

GYTA53+33-62-72Xn

62-72

6

704

GYTA53+33-74-96Xn

74-96

8

786

GYTA53+33-98-120Xn

98-120

10

854

GYTA53+33-122-144Xn

122-144

12

950

GYTA53+33-2-30Xn

2-30

5

739

10000/20000

3000/5000

12.5D/25D

GYTA53+33-32-36Xn

32-36

6

783

GYTA53+33-38-60Xn

38-60

5

809

GYTA53+33-62-72Xn

62-72

6

862

GYTA53+33-74-96Xn

74-96

8

946

GYTA53+33-98-120Xn

98-120

10

1032

GYTA53+33-122-144Xn

122-144

12

1122

 

Optical Characteristics

光纤类型 Fiber Type

G.652

G.655

50/125 μm

62.5/125 μm

衰减 Attenuation+20℃

@ 850 nm

≤ 3.3 dB/km

≤ 3.5 dB/km

@1300 nm

≤ 1.2 dB/km

≤ 1.2 dB/km

@1310 nm

≤ 0.36 dB/km

≤ 0.40 dB/km

@1550 nm

≤ 0.22 dB/km

≤ 0.23 dB/km

带宽 Bandwidth

@ 850 nm

≥ 500 MHz·km

≥ 200 MHz·km

@1300 nm

≥ 500 MHz·km

≥ 500 MHz·km

数值孔径 Numerical Aperture

0.200 ± 0.015 NA

0.275 ± 0.015 NA

光缆截止波长Cable Cut-off Wavelength lcc

≤ 1260 nm

≤ 1450 nm

 

Application: Duct, Aerial, Direct Burial
Storage/Operating Temperature: -40℃ to +70℃

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Yuefei Optoelectronics'''''''' GYTA53+33 optical cable complies with YD/T 901 and IEC 60794-1 standards.