News and Information
Primarily engaged in the construction of power lines and communication lines.

News and Information

A Comprehensive Checklist of Precautions for Zhongtian Optical Cable!

A Comprehensive Checklist of Precautions for Zhongtian Optical Cable!

For Zhongtian optical cables, especially feeder optical cables—which have a larger diameter and heavier weight—it is essential to use cable racks to elevate the cable reels during deployment, rolling the reels while simultaneously pulling the cable. If loose, unspooled cable is used without a dedicated reel, it must be neatly arranged and straightened before laying. Personnel responsible for pulling and laying the cable should be equipped with walkie-talkies to maintain constant communication. When encountering resistance that cannot be overcome by force, do not apply excessive tension; instead, carefully adjust and straighten the cable gradually before resuming the pull. Only in this way can we ensure the safe installation of our “fragile” optical cables.

06

2022

/

12

A One-Minute Guide to How Zhongtian Optical Cable Distinguishes Quality

A One-Minute Guide to How Zhongtian Optical Cable Distinguishes Quality

A One-Minute Guide to How Zhongtian Optical Cable Distinguishes Quality: 1. Outer Jacket: Indoor optical cables typically use polyvinyl chloride or flame-retardant PVC, which should be smooth, glossy, flexible, and easy to strip. Poor-quality cable jackets lack smoothness and tend to stick to the aramid fibers inside. For outdoor cables, the PE jacket should be made of high-grade black polyethylene; the finished cable jacket should be smooth, glossy, uniformly thick, and free of small air bubbles. In contrast, low-quality cables often use recycled materials for the jacket to cut costs, resulting in a non-smooth surface due to impurities in the raw material and numerous tiny pits in the jacket. Over time, such jackets can crack and allow water to penetrate.

24

2022

/

11

Zhongtian Optical Cable: A One-Minute Guide to the Basic Structure of Optical Fiber Cables

Zhongtian Optical Cable: A One-Minute Guide to the Basic Structure of Optical Fiber Cables

Zhongtian Optical Cable: An optical cable is manufactured to meet specific optical, mechanical, and environmental performance specifications. It utilizes one or more optical fibers enclosed within a protective jacket as the transmission medium and can be used either individually or in bundles as a communication cable assembly. An optical cable primarily consists of optical fibers—glass fibers as thin as a human hair—along with plastic buffer coatings and an outer plastic jacket.

15

2022

/

11

What is the function of Zhongtian Optical Cable?

What is the function of Zhongtian Optical Cable?

Before using Zhongtian optical cable, there are quite a few key points we need to understand, yet many users still lack clarity on these fundamental issues. Below, we’ll walk you through some essential information about Zhongtian optical cable—so if you’re curious, keep reading! We hope this will be helpful to you.

21

2022

/

09

What is the difference between power engineering and transmission and transformation engineering?

What is the difference between power engineering and transmission and transformation engineering?

The electricity people use is inseparable from power generation and transmission infrastructure, which necessitates the construction of power projects. During power construction, enterprises undertake projects based on their construction qualifications and complete the development of power infrastructure. Among the types of power construction that enterprises are qualified to handle, both power engineering and transmission and transformation engineering are directly related to electricity.

13

2022

/

09

Current Status and Future Prospects of Power Engineering and Its Automation

Current Status and Future Prospects of Power Engineering and Its Automation

In China, the scope of electrical engineering and its automation is extremely broad, with a wide range of applications. It encompasses highly complex technologies such as computer technology, power electronics, electric machine and electrical engineering, information and network control technologies, and various integrated technologies.

31

2022

/

08

< 1234...12 >