News
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Low-voltage distribution lines and construction site power distribution
The low-voltage distribution line refers to the line that reduces the high-voltage 10KV to 380/220v level through the distribution transformer, that is, the low-voltage line sent from the substation to the equipment. The low-voltage distribution line should be considered when designing the wiring...Read more -
Laying methods and construction technical requirements of cable lines
Cables are generally divided into two types: power cables and control cables. The basic features are: generally buried in the ground, not easily affected by external damage and the environment, reliable operation, and no high voltage danger through residential areas. The cable line saves land, be...Read more -
Select the wire according to the allowable value of the current carrying capacity of the wire
Select the wire according to the allowable value of the current carrying capacity of the wire The wire cross section of the indoor wiring should be selected according to the allowable current carrying capacity of the wire, the allowable voltage loss value of the line, and the mechanical s...Read more -
LV Insulated Overhead Line Aerial Fitting for Outdoor Use
What are overhead line fittings used for? overhead line fittings serve for the mechanical attachment, for the electric connection and for the protection of conductors and insulators.In relevant standards, fittings are frequently designated as accessories which may consist of elements or assembl...Read more -
The Most Popular Dead-Ending of Round ADSS Fibre Optic Cables Products Today
ACADSS anchoring clamp The Telenco anchoring clamps are designed for a fast, easy and reliable dead-ending of fibre optic cables on access networks with spans up to 90m. A pair of wedges grips the cable automatically within the conical body. The installation does not require any specific tools a...Read more -
Insulation Piercing Clamp Made Simple: What You Need to Know
Insulation puncture clips can be divided into 1KV, 10KV, 20KV insulation puncture clips according to voltage classification. According to the function classification, it can be divided into ordinary insulation puncture clip, electric inspection grounding insulation puncture clip, lightnin...Read more -
FTTH drop clamp ADSS Opgw Cable Fitting Clamp
Designed to support both ends of 1 and 2-pair reinforced service drops, the drop wire clamps can withstand the rigors of all environmental conditions in the telecommunications .outside plant. The placement of slots and a hole in the clamp’s inner wedges allow for cable slack Adjustment, PRO...Read more -
Arrester selection
1. Selection of main parameters: valve arresters should be selected according to the technical standards listed in the relevant requirements. 2. When using valve arrester for lightning overvoltage protection, in addition to rotating motors, choose arresters with different operating voltage ranges...Read more -
The role of ground rod in lightning protection system
The ground rod plays a vital role in all lightning protection stages. The actual structure is as follows: Main rod: The ground rod is made of high-quality cold-drawn steel, and copper is cast outside with professional equipment (thickness is 0.3~0.5MM, copper content is 99.9%) to ensure good elec...Read more -
A Deep Dive Into Polymer Insulator
Polymer insulators (also called composite or nonceramic insulators) consist of a fiberglass rod attached to two metal end fittings covered by a rubber weathershed system. Polymer insulators were first developed in the 1960s and installed in the 1970s. Polymer insulators, also known as composite...Read more -
Current Situation and Improvement Plan of Fitting Fittings for Parallel Groove Clamps
Reliable power supply is an important indicator of the power supply capacity of power supply enterprises, which reflects the degree of satisfaction of users’ power demand, and is also an important part of evaluating power quality. The reliability of the line tool is an important factor af...Read more -
Congratulations on the full operation of Nepal’s largest hydropower station constructed by PowerChina
On March 19, the largest hydropower station known as Nepal’s “Three Gorges Project”, the largest hydropower station built by POWERCHINA, was fully put into operation. Nepalese Prime Minister Sher Bahadur Deupa attended the commissioning ceremony and gave We would like to expres...Read more