Loose layer twisted non armored optical cable（GYTA）_汕头高新区奥星光通信设备有限公司

Product Standard

Product Features

Has excellent mechanical properties and temperature characteristics
The loose tube material itself has good hydrolysis resistance and high strength
The tube is filled with special grease to provide critical protection for the optical fiber
Specially designed tight fiber optic cable structure effectively prevents sleeve retraction
PE sheath has excellent resistance to ultraviolet radiation
The cable core is fully filled with grease to ensure the waterproof performance of the optical cable.

Laying method: tunnel and overhead

Structural and mechanical parameters

Number of optical cable cores	Outer diameter of optical cable (mm)	Weight of optical cable (kg/km)	minimum bend radius		Allow tensile force		Allow squash Force
Number of optical cable cores	Outer diameter of optical cable (mm)	Weight of optical cable (kg/km)	Static (mm)	Dynamic (mm)	Short term (N)	Long term (N)	Short term (N/100m)	Long term (N/100m)
2~20	8.7	70	10D	20D	1500	600	1000	300
22～30	8.9	75
32～36	9.6	86
38～72	9.8	97
74～96	11.0	118
98～120	12.5	143
122～144	13.8	172
146～216	14.3	188
266～288	16.5	242

Optical properties

Fiber type	Attenuation (+20 ℃)				bandwidth		Numerical Aperture	Cut off wavelength of optical cable
Fiber type	@850nm	@1300nm	@1310nm	@1550nm	@850nm	@1300nm	Numerical Aperture	Cut off wavelength of optical cable
G.652	---	---	≤0.36dB/km	≤0.22dB/km	---	---	---	≤1260nm
G.655	---	---	≤0.40dB/km	≤0.23dB/km	---	---	---	≤1450nm
50/125µm	≤3.3dB/km	≤1.2dB/km	---	---	≥500MHz·km	≥500MHz·km	0.200±0.015 NA	---
62.5/125µm	≤3.5dB/km	≤1.2dB/km	---	---	≥200MHz·km	≥500MHz·km	0.275±0.015 NA	---