028-88518108
It is a technological innovation enterprise committed to grounding technology research and project implementation
It is a technological innovation enterprise committed to grounding technology research and project implementation
GB/T 32512 Technical requirements for protection of photovoltaic power station against lighting;GB/T 50064 Code For design of overvoltage protectionand insulation coordination for AC electrical installations;GB/T 50065 Code for Earthing Design of ac Electrical Installations;GB 50650 Code for design protection of petrochemical plant against lightning;DL/T 1678 Technical specification for reducing resistance in power engineering;
DL/T 380 Technical condition of material for reduced ground resistance;DL/T 1312 Specifications for copper-clad steel in power engineering grounding;DL/T 1314 Technical condition of sustained release ion grounding device in power engineering;DL/T 1315 Technical permission of flux for exothermic welding in power engineering earthing installation;DL/T 1342 Specifications for electrical grounding engineering materials and connection;
GB 50169 Code for construction and acceptance of groundingconnection electric equipment installation engineering;DL/T 2309 Construction technology guide for sustained release ion grounding device in power engineering;DL/T 5168 Code for construction quality inspection and evaluation of 110kV~750kV overhead transmission line;DL/T 5733 Construction technology guid for the grounding module of overhead transmission line;
DL/T 475 Guide for measurement of grounding connection parameters;DL/T 1532 Technical guide for corrosion diagnosis of grounding grid;DL/T 1554 Guide for evaluation of soil corrosivity on grounding grid;DL/T 1680 Guide for condition evaluation of large grounding grid;TB/T 3233 Measurement method for railway integrated grounding system;
Chengdu GREAT NORGA Science and Technology Co., Ltd. was founded in april 2014, is a technology-innovative enterprise committed to grounding technology research, product development, manufacturing, technical services and engineering implementation.Our company has 7000m2 production base, 2 standardized factories, built with the whole process control grounding product production line; equipped with chemical analysis, electrical measurement, mechanical testing and other professional testing laboratories.The key staff of our company are professionals with many years of experience in technical development and engineering implementation in lightning protection and grounding; our company development orientation is "build the whole service provider of grounding industry chain";Our company's technologies and products are used in the power, railway, petrochemical, aerospace, communications and construction industries.
Establish a company
Compiled industry standards
Product test report
Production base
Technological innovation is the core competitiveness of enterprises, and product quality is the lifeline of enterprises
Technological innovation is the core competitiveness of enterprises, and product quality is the lifeline of enterprises
Company informationThrough the interaction between the external filling data of the grounding electrode and its internal electrolytic ion filling data, the che...
Graphite grounding electrode, also known as flexible graphite wire in the market, is one of the sealing materials with good sales in the mar...
Nowadays, the development of graphite grounding industry is in full swing. The complete set of graphite electrode grounding device is a new ...
Copper plated round steel adopts four-dimensional continuous electroplating production process to realize the high combination of copper and...
1. Lightning protection grounding refers to the grounding of lightning protection facilities (such as lightning rod, lightning strip, lightn...
Industry newsGrounding module is a kind of grounding body with carbon data as the main body. It is composed of non-metallic minerals with good conductivi...
Installation requirements of grounding electrode: I. the grounding device should be made of steel, and the conductor section of the groundin...
At present, most of the grounding systems using copper-clad steel grounding rods and bare copper stranded wires have been widely used in the...
Application fields of lightning protection and grounding module: 1. Lightning protection and grounding of oil transmission pipeline, oil and...
Manufacture of graphite grounding wire. It is made of high carbon glass fiber graphite wire. The connecting end connected with the tower ado...
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