S□-M Series 10kV Oil-immersed Transformer
The 10kV oil-immersed transformer produced by Hezong Technology adopts domestic high-quality high-permeability silicon steel strip material, and the iron core is a 45-degree fully inclined joint structure, which makes the magnetic circuit evenly distributed and greatly reduces no-load excitation current and no-load loss; The transformer windings are made of high-quality pure copper, with high and low voltage windings wound together, compact structure, small size and light weight. The transformer has reliable operation, low noise, good manufacturability, good heat dissipation, low temperature rise, no pollution to the environment, no maintenance, and high efficiency. It is mainly used in 10kV power transmission and distribution system, and can be widely used in residential areas, commercial streets, industrial and mining enterprises and rural power and lighting, commercial centers, subways, airports, stations, industrial and mining enterprises, drilling and oil production platforms and other places.
Distribution Terminal (DTU) of Sanyao Station
HZD300D30 series distribution automation station terminal (DTU) is mainly used in the distribution network cable line in the ring network cabinet, switching station, box-type substation, power distribution room, etc. The product can complete the collection and control of power distribution information, and has the functions of information access and forwarding of peripheral intelligent equipment, local communication management and regional control. It can cooperate with the main station and sub-station system of power distribution automation to realize fault detection, fault area location, isolation and non-fault area restoration of power supply, thus improving the reliability of power supply.
VS1-12 indoor high voltage vacuum circuit breaker
VS1-12-type indoor high-voltage vacuum circuit breaker (hereinafter referred to as the circuit breaker) is a three-phase AC 50Hz, rated voltage of 12kV indoor switchgear, for industrial and mining enterprises, power plants and substations for the control of electrical facilities for the protection of the use, and for frequent operation of the site. The circuit breaker adopts a modular operating mechanism, which is integrated with the circuit breaker body, and can be used as a fixed installation unit, or can be equipped with a special propulsion mechanism to form a handcart unit.
ZW32 outdoor high voltage vacuum circuit breaker
The product is a three-phase AC outdoor high-voltage circuit breaker equipment, three-phase pillar structure, using vacuum arc extinguishing, interphase air insulation, mainly used in urban and rural overhead power distribution network, split load, fault current. The three-phase pillar adopts imported outdoor silicone insulated pole and APG integral sealing technology, which has stronger insulation performance. One-time sealing and discharging process enables the switch to have more excellent electrical and mechanical properties. Supporting miniaturized spring operating mechanism or permanent magnet mechanism, high reliability; Fully enclosed structure, good sealing performance and good environmental adaptability. This type of vacuum circuit breaker can be upgraded to be used as a recloser or sectionalizer in conjunction with the feeder terminal of the combined longitudinal HZD300F series to monitor the power grid unit of the medium voltage overhead line in real time and realize the management requirements of the power distribution automation system.
LW3 outdoor high voltage SF6 circuit breaker
The product is a three-phase AC outdoor high-voltage circuit breaker equipment, three-phase common box structure, using SF6 arc extinguishing, phase-to-phase SF6 insulation, mainly used in urban and rural overhead power distribution network, split load, fault and short-circuit current. The product adopts rotary arc extinguishing principle, built-in 35mm breaking fracture, circuit breaker and operating mechanism as an integral structure, with simple structure, reliable arc extinguishing and insulation performance, low operating power, high rated parameters, long electrical life and maintenance-free cycle and other significant advantages, suitable for small and medium-sized power stations as control and protection. With the hezong HZD300F series feeder terminal, distribution automation can be realized.
A secondary fusion set of on-column circuit breakers
The primary and secondary fusion set of column circuit breakers produced by Hezhong Technology are mainly used in the 10kV outdoor power distribution system of rural and urban power grids, and are used for load current and closing short-circuit current in the power distribution system. The installation and use of the control terminal FTU can realize the automation of distribution network. The product is composed of switch body, intelligent controller (FTU), connecting cable and power supply voltage transformer.
FZW28 outdoor high voltage vacuum load switch
The product is a three-phase AC outdoor high-voltage load switchgear with a three-phase common box structure, vacuum arc extinguishing and interphase SF6 insulation. It is mainly used in urban and rural overhead power distribution networks to split load current, closing fault and short-circuit current. The built-in main circuit isolation knife switch and arc extinguishing chamber are linked in series, with reliable opening and closing and high insulation performance. This series is divided into three types: dividing type FZW28F, voltage type FZW28Y and concentrated type FZW28D, which can realize automatic removal of single-phase ground fault and automatic isolation of interphase short circuit fault. It is suitable for T-connection or user end of user incoming line of 10kV distribution line, and also for connection of other branch lines that meet the requirements.
FZW34 outdoor high voltage SF6 load switch
The product is a three-phase AC outdoor high-voltage load switchgear, three-phase common box structure, using SF6 arc extinguishing, phase-to-phase SF6 insulation, mainly used in urban and rural overhead power distribution network, the load current, closing fault and short-circuit current. Can also break the transformer no-load current and a certain distance of the cable charging current. With the hezong HZD300F series feeder terminal, distribution automation can be realized.
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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