(F)DF series low-voltage cable branch box
The (F)DF series low-voltage cable branch box is designed for the characteristics of many user units and complex distribution in low-voltage power transmission and distribution systems. It can greatly increase the outgoing circuit, and improve the safety and reliability of electricity, at the same time to regulate the outdoor low-voltage distribution system management and maintenance of great help. It is especially suitable for three-phase or single-phase power transmission and distribution or single-phase lighting systems in public places such as urban streets, colleges and universities, high-end commercial districts, office buildings, high-end hotels, high-end villas, state agencies, residential quarters and high-rise buildings.
The distribution boxes produced by Longitudinal Technology mainly include lighting distribution boxes, power distribution boxes, and dual power supply boxes. The distribution box is assembled in a closed or semi-closed metal box to form a low-voltage distribution device according to the electrical wiring requirements of the switchgear, measuring instruments, protective appliances and auxiliary equipment. Widely used in office buildings. Residential quarters, squares, hotels. Public places such as stations and industrial and mining enterprises.
JL series electric energy metering box produced by Hezong Technology is designed according to national standards and technical specifications of electric power companies, and has passed the full series of sample sending tests of the National Quality Certification Center. The low-voltage user electricity metering box with rated voltage of 230V/400V AC, frequency of 50Hz and incoming current of no more than 250A is suitable for centralized metering management of electric energy in apartment buildings, residential buildings and office buildings.
12kV ZGS Combined Substation (American)
12kV American box transformer is a fully insulated and fully sealed electrical equipment produced by Longitudinal Technology using advanced technology and experience. The combined transformer, the load switch and protection fuse device of the high-voltage power receiving part, the isolating switch and circuit breaker of the low-voltage power receiving part, and the metering and switching of the low-voltage power distribution part are combined together. It has the characteristics of small size, low investment, reliable power supply, reasonable structure, convenient operation, fast installation and simple maintenance. It is widely used in domestic power distribution system and widely used in industrial areas, residential areas, commercial centers and high-rise buildings.
40.5kV YBO prefabricated substation (European style)
40.5kV European box transformer is a pre-installed substation designed and manufactured by Hechong Technology using advanced technology and design concepts for special customers. It is an organic combination of high-voltage switchgear, distribution transformer, low-voltage switchgear, electric energy metering equipment and power compensation device, and the whole is assembled in a relatively closed shell. At the same time, the high-voltage switchgear adopts the 40.5kV SF6 gas-insulated metal enclosed high-voltage cabinet independently developed by our company, which has the advantages of high power supply reliability and convenient maintenance. Box transformer reasonable layout, high protection level; reasonable structure design, modular assembly design, flexible transportation and installation, simple and convenient operation; beautiful appearance and environment integration and other outstanding advantages, mainly suitable for new energy projects, high-speed projects, export overseas, etc.
40.5kV ZGS Combined Substation (American)
40.5kV American box transformer is a complete set of electrical equipment produced by Hechong Technology using advanced technology and experience. The transformer, high-voltage load switch, protection fuse, tap changer and other components are sealed in the oil tank and combined with the low-voltage part. The high-voltage part adopts fully insulated, fully shielded and touchable elbow cable joints. The structural layout is reasonable and compact, and the box transformer is arranged in "L" shape or "eye" shape. It has the characteristics of small size, low investment, reliable power supply, reasonable structure, convenient operation, fast installation, and simple maintenance. It is mainly suitable for new energy projects and overseas exports.
40.5kV ZGS Combined Substation (Hua-type)
Huaban is a complete substation in which the booster station is manufactured and assembled in the factory in advance, including booster transformers, high-voltage switches, low-voltage switches, power transformers and other auxiliary equipment configured in a common enclosure.
Intelligent box-type substation
Hezong Technology adopts advanced technology and design concept to design and manufacture intelligent box-type substation. The box-type substation is equipped with sensors, data collectors, automation devices, etc., and the data in the box is transmitted to the intelligent monitoring platform through the signal transmitter. The intelligent monitoring platform stores the signals through data analysis. The monitoring center, PC terminal and mobile terminal can view the box data in real time and use the intelligent monitoring system. High reliability of power supply; active operation and maintenance suggestions to ensure the continuity and reliability of customers' electricity consumption and reduce operation and maintenance costs.
Service Hotline
Changsha Headquarters
401-16, Building 2, Xincheng Science Park, 588 Yuelu West Avenue, Dongfanghong Street, Xiangjiang New District, Hunan Province
Beijing Headquarters
1211 and 1212, Block D, No.9 Shangdi 3rd Street (Jiahua Building), Haidian District, Beijing
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