全介质自承式光缆

ADSS(GYFTCY、GYFXTCY)全介质自承式光缆

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2022-05-07 14:19:54
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天长市仪器仪表线缆厂

天长市仪器仪表线缆厂

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产品简介

ADSS光缆采用松套层绞式结构,将250μm光纤套入高模量材料制成的松套管中,松套管内填充防水化合物。松套管(和填充绳)围绕非金属中心加强芯(FRP)绞合成紧凑的缆芯,缆芯的缝隙充以阻水油膏。缆芯外挤制聚乙烯(PE)内护套,然后绞合起加强作用的芳纶,Z后挤制聚乙烯(PE)外护套或耐电痕(AT)外护套。

详细介绍

【产品描述Description

 

ADSS光缆采用松套层绞式结构,将250μm光纤套入高模量材料制成的松套管中,松套管内填充防水化合物。松套管(和填充绳)围绕非金属中心加强芯(FRP)绞合成紧凑的缆芯,缆芯的缝隙充以阻水油膏。缆芯外挤制聚乙烯(PE)内护套,然后绞合起加强作用的芳纶,zui后挤制聚乙烯(PE)外护套或耐电痕(AT)外护套。

ADSS cable is loose tube stranded. Fibers, 250μm , are positioned into a loose tube made of high modulus plastics. The tubes are filled with a water-resistant filling compound. The tubes (and fillers) are stranded around a FRP (Fiber Reinforced Plastic) as a non-metallic central strength member into a compact and circular cable core. After the cable core is filled with filling compound. it is covered with thin PE (polyethylene) inner sheath. After stranded layer of aramid yarns are applied over the inner sheath as strength member, the cable is completed with PE or AT (anti-tracking) outer sheath.

 

【产品描述Description

 

可不断电架设

Can be installed without shutting off the power

采用AT护套,耐电痕性能*

Excellent AT performance, The maximum inductive at the operating point of AT sheath can reach 25kV

重量轻、缆径小,减少了冰凌、风力影响和对塔架、支撑物的负荷

Light weight and small diameter reducing the load caused by ice and wind and the load on towers and backprops

跨距大,zui大跨距超过1000m

Large span lengths and the largest span is over 1000m

具有优异的抗拉性能和温度特性

Good performance of tensile strength and temperature

预期寿命可达30

The design life span is 30 years

 

【产品应用Application

 

ADSS光缆的设计充分考虑了电力线路的实际情况,适用于不同等级高压输电线路。对于10kV35kV的电力线路可采用聚乙烯(PE)护套;对于110kV220kV的电力线路则必须通过计算电场场强分布来确定光缆挂点并采用耐电痕(AT)外护套。同时,精心设计芳纶的用量和完善的绞合工艺以满足不同跨距的应用要求。

The actual status of overhead power lines is taken into full consideration when ADSS cable is being designed. For overhead power lines under 110kV, PE outer sheath is applied. FOR power lines equal to or over 110kV, AT outer sheath is applied. The dedicate design of aramid quantity and stranding process can satisfy the demand on various spans.

 

【产品标准Standards

 

ADSS光缆遵循IEEE P 1222技术标准,同时符合IEC 60794-1之标准。

ADSS cable complies with Standard IEEE P 1222 as well as IEC 60794-1.

 

【光学特性Optical Characteristics

 

G.652

G.655

50/125μm

62.5/125μm

衰减Attenuation

(+20

850nm

 

 

3.0 dB/km

3.0 dB/km

1300nm

 

 

1.0 dB/km

1.0 dB/km

1310nm

0.36 dB/km

0.40 dB/km

 

 

1550nm

0.22 dB/km

0.23dB/km

 

 

带宽(A

Bandwidth (Class A)

850nm

 

 

500 MHz·km

200 MHz·km

1300nm

 

 

1000 MHz·km

600 MHz·km

数值孔径Numerical Aperture

 

 

0.200±0.015NA

0.275±0.015NA

光缆截止波长Cable Cut-off Wavelength λcc

1260nm

1480nm

 

 

 

【结构参数Technical Parameters

参考外径Ref.outer diameter

mm

参考重量Ref.weight

kg/km

*日常zui大工作张力Ref.daily max.working

tension

kN

zui大允许工作张力Max allowable working tension kN

断裂强度Break strength

kN

抗拉元件截面积Strength member CSA

 

 

mm2

弹性模量Modulus of elasticity kN/ mm2

热膨胀系数Heat expansion coefficient×10-6/k

PE外护

PE sheath

AT外护AT sheath

12.5

125

136

1.5

4

10

4.6

7.6

1.8

13.0

132

142

2.25

6

15

7.6

8.3

1.5

13.3

137

148

3.0

8

20

10.35

9.45

1.3

13.6

145

156

3.6

10

24

13.8

10.8

1.2

13.8

147

159

4.5

12

30

14.3

11.8

1.0

14.5

164

177

5.4

15

36

18.4

13.6

0.9

14.9

171

185

6.75

18

45

22.0

16.4

0.6

15.1

179

193

7.95

22

53

26.4

18.0

0.3

15.5

190

204

9.0

26

60

32.2

19.1

0.1

15.6

194

208

10.5

28

70

33.0

19.6

0.1

16.3

211

226

12.75

34

85

40.0

20.1

0.1

16.8

226

242

15.45

41

103

48.0

24.0

-0.4

17.2

236

253

16.2

45

108

51.0

25.1

-0.5

17.9

249

266

18.0

50

120

58.8

26.1

-0.8

 


储存、使用温度: -40+ 70

Storage/Operating Temperature : -40to + 70

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