Technical Specifications for Optical Fiber Cable

Optical Fiber Characteristics

The characteristics of the ITU-T G.652.D optical fiber pertaining to optics, geometry, mechanics, and environment shall conform to the table below.

Characteristics of Cable

Cable Construction and Parameter

The overhead ground wire contains optical fiber and is made of aluminum-clad steel wire (AS) and stainless steel tube.

Cable type: OPGW-48B1.3-190[205;185.4]

Cross section of OPGW

Specifications of OPGW

Fiber and Loose Tube Color Identification

The individual fiber and loose tubes shall comply with standard TIA/EIA-598-A and the below color code.

Steel tube 1 (No.1-12 fibers) : Single mode optical fiber (SM)

Fiber Colors

Steel tube 2 (No.13-24 fibers) : Single mode optical fiber (SM)

One black tracer (50mm pitch)

Steel tube 3 (No.25-36 fibers) : Single mode optical fiber (SM)

One black tracer (100mm pitch)

Steel tube 4 (No.37-48 fibers) : Single mode optical fiber (SM)

One black tracer (150mm pitch)

Packing & Shipping

Company Profile

DONGGUAN TW-SCIE CO.,LTD.is a subsidiary of Tewang Group, established in 2002.After more than ten years of unremitting efforts, it has developed into a comprehensive high-tech optical fiber communication product development.production. sales and network engineering.The company's headquarters is located in OingXi Town.DongGuan City,a beautiful industrial town.It has two modern industrial production bases in DongGuan,GuangDong and DeYang,Sichuan, with an annual output of 20 million core kilometers of fiber optic cables.

Established in 2002, Dongguan TW-SCIE Co., Ltd. is a comprehensive high-tech enterprise that integrates R&D, manufacture, sale of fiber optic communication products and network engineering. We have two manufacturing bases, one is in Donguan, Guangdong which occupies about 30000m² with 20000m² production factory, and the other is in Deyang, Sichuan which occupies 40000m² with 20000m² production factory. The annual production capacity of the two bases are 20 million core kilometers.

We are dedicated in R&D and application of fiber optic products and have obtained 5 invention patents and 58 utility model patents. The main products are indoor/outdoor fiber optic cable, ADSS, OPGW, FTTH drop cable, patch cord, pigtail and related accessories. The products conform to the China National Standard strictly and have obtained certificates of Anatel, CE, RoHs, Reach, ISO9001, ISO14004, OHSAS1801 and so on.

We boosts more than 300 staff as well as more than 50 sets of production and testing lines. Relying on advanced equipment, mature technology and good management, we always provide high quality products and best services to our customers. We are the qualified supplier to most of the famous communication companies in China such as China Mobile, China Telecom, China Unicom, Sinopec, State Grid, etc; at the same time, we have sold our products to Europe, Africa, Middle East, South America, Southwest of Asia and become the qualified supplier to the local telecom companies.

With the dream “to be the leader of fiber optic communication”, we always keep in surpassing ourselves to create new glorious. We commit to provide our esteemed customers with high-quality product, on time delivery and best service. Wish to cooperate with the friends both domestic and overseas.