Product OverviewThe primary and secondary fusion column mounted SF6 circuit breaker equipment is a column mounted circuit breaker equipment developed by Australia American Electric in accordance with the new standard "Typical Design of Distribution Primary and Secondary Complete Equipment" of State Grid Corporation of China. It integrates advanced technologies such as industry electronic voltage sensors, electronic current sensors, energy metering modules, and high-speed fault transient recording. This complete set of equipment can achieve "adaptive comprehensive local automation" function without relying on the distribution automation master station and communication. Through control logic such as short circuit/ground fault detection technology, voltage free opening, fault path adaptive delayed incoming and outgoing closing, and adaptive multi branch and multi contact distribution network structure, it can achieve on-site line selection, regional positioning, and isolation of single-phase ground faults, The product of distribution automation is to achieve isolation of fault areas and restoration of power supply in non fault areas through two reclosures.Model and meaning　　Functions and Features1. A new type of complete circuit breaker equipment for primary and secondary fusion, used for the segmentation and connection functions of 10kV distribution network backbone lines;2. Adopting a fully sealed and insulated design, the circuit breaker body and the three remote feeder terminals are treated with spray molding to meet the anti condensation requirements;3. All aviation connectors are equipped with military grade accessories, and cables and aviation connectors are fully sealed, providing extremely high protection levels;4. Capable of calculating active and reactive power, power factor, frequency, and electrical energy; Equipped with adaptive comprehensive local feeder automation function.

Product OverviewThe ZW20F-12 outdoor column mounted high-voltage intelligent vacuum circuit breaker is an outdoor high-voltage switchgear with a rated voltage of 12kV and three-phase AC 50Hz. Mainly used for breaking. Close the load current, overload current, and short-circuit current of the power system. Suitable for protection and control of substations, industrial and mining enterprises, as well as urban and rural distribution networks, especially suitable for frequently operated places and urban automation distribution networks.This product is paired with a controller, which can meet the requirements of distribution automation systems and reliably and effectively complete traditional recloser functions. It adopts a mature box sealing structure, filled with SF6 gas inside, and has good sealing performance, making it not affected by the external environment. It is a maintenance free product. Its spring operating mechanism adopts a direct acting chain main drive and a multi-stage release system, which has high action reliability and is a good product for column mounted circuit breakers.Model and meaning　　Functions and FeaturesThe ideal equipment for urban and rural power grid renovation can be matched with controllers to achieve remote control, remote signaling, telemetry, and remote adjustment, achieving the "four remote" functions; Flexible and convenient operation, superior breaking performance, operational efficiency, and high reliability: The newly designed miniaturized spring operating mechanism has a reduced operating power (about 30W) to a low level; Reliable sealing performance; Unique inlet and outlet methods; Excellent safety performance; Flexible installation method.

summaryA complete set of equipment for a new type of primary and secondary fusion (pillar type) outdoor column mounted vacuum circuit breaker, used for the segmentation and connection functions of 10kV distribution network backbone lines. It integrates industry electronic voltage sensors, electronic current sensors, and energy metering modules (electromagnetic voltage transformers and electromagnetic current transformers can also be selected), calculates active and reactive power, power factor, frequency, and energy functions; Advanced technologies such as high-speed fault transient recording. This complete set of equipment can achieve "adaptive comprehensive local automation" function without relying on the distribution automation master station and communication. Through control logic such as short circuit/ground fault detection technology, voltage free opening, fault path adaptive delayed incoming and outgoing closing, and adaptive multi branch and multi network distribution network structure, it can achieve on-site line selection, regional positioning, and isolation of single-phase ground faults, It is a product of distribution automation that achieves fault area isolation and non fault area power recovery through two reclosuresMain functionsA complete set of new primary and secondary fusion (pillar type) outdoor column mounted vacuum circuit breaker equipment, used for the segmentation and connection functions of 10kV distribution network main lines; Adopting a fully sealed and insulated design, the circuit breaker body and the three remote feeder terminals are treated with spray molding to meet the anti condensation requirements; All aviation connectors are equipped with military grade accessories, and cables and aviation connectors are fully sealed, providing extremely high protection levels; Capable of calculating active and reactive power, power factor, frequency, and electrical energy; Equipped with adaptive comprehensive local feeder automation function.

Product OverviewThe FZW8J-12 series outdoor AC high voltage intelligent metering vacuum circuit breaker is mainly used at the end of 10kV distribution network trunk and branch lines, making electricity a commodity that can be purchased and used multiple times, and effectively controlling power outages due to arrears. The metering vacuum circuit breaker combines the circuit breaker and high voltage metering in the same box, and the external intelligent controller has the following characteristics1. The functions of making and breaking load current, breaking overload, and short circuit current of ordinary circuit breakers;2. Electricity billing function, and the ability to achieve overdue power outage function;3. Capable of achieving single-phase grounding protection function;4. Real time online monitoring function of smart grid.Model and meaning　　Functions and FeaturesIt has overload and short circuit protection functions, quick break protection functions, definite time delay protection functions, automatic reclosing functions, and can also be equipped with lightning arresters or isolation switches according to user needs (i.e. circuit breakers and isolation switch combinations, hereinafter referred to as "combined intelligent circuit breakers").This intelligent circuit breaker comes with its own power supply, which can be remotely operated nearby. It is equipped with CT and PT interfaces, which can meet telemetry requirements.