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2025-06-11

What is a metal armored switchgear? What are its uses?

Metal armored switchgear: the core guarantee of power system   Metal armored switchgear is a high-voltage power distribution equipment with a fully enclosed metal structure design. Each internal functional unit (such as circuit breakers, disconnectors, transformers, etc.) is independently installed in the metal compartment and provides high-strength protection through the armored shell. Compared with ordinary switchgear, metal armored switchgear has higher safety, reliability and modularity,...

2025-06-06

What is SF6 ring main unit? What is the use of RMU in power system?

In modern power system, ring main unit (RMU) is an important electrical equipment, which is widely used in power distribution network to ensure the reliability and safety of power supply. Among them, SF6 gas insulated ring main unit has become the preferred solution in medium voltage power distribution field due to its excellent insulation performance and compact structural design. Below, Hubei Jutai will introduce the characteristics and advantages of SF6 ring main unit and the main uses of...

2025-06-04

Which is better, an oil type or dry type transformer?

In the selection of substation equipment, oil-immersed transformers and dry-type transformers are the two most common types. They are suitable for different scenarios and have significant differences in safety, efficiency, maintenance costs, etc. So, do you know which transformer is more suitable for your needs? As a professional power equipment supplier in Hubei, Hubei Jutai will make a detailed comparison from the aspects of technical characteristics, application scenarios, advantages and...

2025-05-29

Why choose dry-type transformers? Five reasons for the future development of energy solutions

Against the backdrop of growing global energy demand and intelligent upgrading of power systems, dry-type transformers are becoming the preferred power equipment in the industrial, commercial and infrastructure fields with their safety, efficiency and environmental protection. As a leading company specializing in the production and export of transformers, Jutai Electric's 10kV SC(B) series power transformers and three-phase cast resin insulated dry-type power transformers have won the trust of...

2025-05-20

Common installation errors and risks of 10kV SC(B) Series Dry-type transformers

Recently, many friends who have purchased dry-type transformers have been asking about the problem points that may occur during equipment installation. In this issue, Jutai will provide a detailed explanation of the common errors and risks of the 10kV SC(B) series dry-type transformers for everyone. We also welcome friends in need to visit our platform to consult product details. Don't miss out on high-quality transformer manufacturers. 1. Wrong wiring ‌ Winding in reverse or phase error ‌ If...

2025-05-12

Common errors and risks in the installation of 10kV SC(B) series dry-type transformers

In the power system, 10kV SC(B) series dry-type transformers are widely used in industrial, commercial and public facilities due to their high efficiency, environmental protection and maintenance-free advantages. However, irregular operations during the installation process may lead to equipment performance degradation, operating hazards and even safety accidents, affecting power supply reliability. Today, Jutai will analyze common errors in the installation of 10kV SC(B) series dry-type...

2025-05-06

10kV SC(B) series three-phase cast resin dry-type power transformer application scenarios and solutions

This 10kV three-phase resin cast insulated dry-type power transformer of Jutai platform is an SC(B)10, SC(B)11, SC(B)13 series dry-type transformer independently developed with the introduction of foreign advanced technology. The coil is encapsulated with epoxy resin, so it is flame-retardant, fireproof, explosion-proof, maintenance-free, pollution-free, small in size, and can be directly installed in the load center.   Today we will answer in detail questions about the application scenario...

2025-04-28

What is a gas insulated switchgear?

Gas Insulated Switchgear (GIS) is a metal-enclosed switchgear that uses high-insulation gas (such as sulfur hexafluoride SF₆) as an insulating and arc-extinguishing medium. Compared with traditional air-insulated switchgear (AIS), gas-insulated switchgear has the advantages of compact structure, safety and reliability, and strong environmental adaptability, and is widely used in medium and high voltage power systems.   Jutai Platform XGN15 series gas-insulated switchgear is a metal-enclosed...

2025-04-23

How many kW of power consumption can a 1000kVA transformer handle?

"There is an old transformer with a capacity of 1000kVA. The current load is about 200kW. If a new load of about 600kW is to be added, can this transformer withstand it?" This question first involves a concept, that is, the relationship and difference between kVA and kW. kVA (kilovolt-ampere) is the unit of apparent power, and kW (kilowatt) is the unit of active power. In addition to apparent power and active power, there is also reactive power, and the unit of reactive power is kvar (kilovar)....

2025-04-22

A complete explanation of transformer main protection and backup protection knowledge

Transformers are static equipment that runs continuously, and their operation is relatively reliable with fewer chances of failure. However, since most transformers are installed outdoors and are affected by the load they bear during operation and the short-circuit faults of the power system, various faults and abnormalities are inevitable during operation. 1. Common faults and abnormalities of transformers Transformer faults can be divided into internal faults and external faults. Internal...

2024-12-06

Advancements in Oil-immersed Transformer Bolster Efficiency and Environmental Sustainability in the Power Sector

The oil-immersed transformer market is experiencing a period of significant innovation, with a focus on enhancing energy efficiency and integrating smart grid technologies to meet the evolving demands of the power industry. According to a recent market analysis report by China Industry Research Network , the capacity and efficiency of oil-immersed transformers have been on the rise, driven by increased power demands and advancements in grid technology. Oil-Filled Transformer, which are filled...

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