GJYXCH自承式皮线光缆 室内外两用金属加强FTTH光缆 低烟无卤蝶形光缆

序号

项目

单位

参数

G.657A1

1

Mode Field Diameter

@1310nm

μm

8.6±0.4

@1550nm

μm

9.6±0.5

2

Cladding Diameter

μm

125.0±0.7

3

Cladding Non-Circularity

%

≤1.0

4

Core-Cladding Concentricity Error

μm

≤0.5

5

Coating Diameter

μm

245±5

6

Coating Non-Circularity

%

≤6.0

7

Cladding-Coating Concentricity Error

μm

≤12.0

8

Fiber Curl Radius

m

≥4

9

Cable Cutoff Wavelength

nm

λ_cc≤1260

10

Dispersion Value

@1550nm

ps/（nm*km）

≤18

@1288~1339nm

ps/（nm*km）

≤3.5

@1271~1360nm

ps/（nm*km）

≤5.3

11

Zero Dispersion Wavelength

nm

1300≤λ₀≤1324

12

Zero Dispersion Slope

ps/（nm²·km）

≤0.092

13

Polarization Mode Dispersion

PMD Link Design Value

ps/√km

0.2

Maximum Individual Fiber PMD

ps/√km

0.08

14

Macro-Bending Loss

10turn×15mm radius @1550nm

dB

≤0.25

10turn×15mm radius @1625nm

dB

≤1.0

1turn×10mm radius @1550nm

dB

≤0.75

1turn×10mm radius @1625nm

dB

≤1.5

15

Attenuation(max.)

@1310nm

dB/km

≤0.4

@1550nm

dB/km

≤0.3