Cable Fault Articles & Analysis: Older
5 articles found
The laying methods of power cables are as follows: direct burial laying, pipe laying, shallow groove laying, cable trench laying, cable tunnel laying, and overhead layin Several methods of laying power cables have advantages and disadvantages. ...
Cables, especially XLPE insulated power cables, have been widely used in urban power grid reconstruction projects. ...
Answer: it is strictly prohibited to lay directly on the ground. This low-voltage cable is directly buried. How to find the fault point when directly buried cable is grounded? Answer: use patrol cable tester. Do you need a cable well for directly buried cables? Question supplement: armored ...
Classification of Faults in Optical Cable Lines Fully Broken Optical Cable (1) Assuming there are reservations on both sides of the site, centralized reservations are adopted and a joint is added. (2) There are joints near the fault point and there are enough reservations on the spot. Adopting pull reservations, use the original ...
Insulation of optical cable lines is poor If the insulation of communication optical cable line is not done well, the operation strength of optical cable will be greatly reduced due to stress corrosion and static fatigue after the joint box is inundated or in the case of dampness, and cable breakage will occur in serious cases. ...