A metal oxide arrester (MOA) is an electrical device that is designed to protect electrical systems and equipment from surges caused by lightning, switching operations, and other sources of overvoltage. The MOA technology utilizes a metal oxide varistor (MOV) element that provides low impedance paths for high voltage surges, thereby diverting the excess energy to the ground.
YF POWER is a leading metal oxide surge arrester suppliers and metal oxide surge arrester manufacturers, recognized for their reliability, durability, and performance. YF POWER's MOA products provide superior protection against lightning and overvoltage surges, making them the ideal choice for use in power distribution systems, substations, wind turbines, and many other applications. YF POWER's MOA products are designed to meet international standards and undergo rigorous testing to ensure high performance and long service life.
YF POWER's MOA technology features a robust construction that withstands harsh environmental conditions and provides years of reliable protection. YF POWER offers a range of MOA products, including station-class MOA, intermediate-class MOA, distribution-class MOA, and many more, to meet the diverse needs of customers. YF POWER's commitment to excellence has made it a trusted partner to customers across the globe.
Advantages of Metal Oxide Arresters
Metal oxide varistor surge arrester offer several advantages over other surge protection devices, including:
High Energy Handling Capability: gapless metal oxide surge arrester can handle high energy surges, making them suitable for a wide range of applications, including high voltage and extra high voltage power systems.
Fast Response Time: metal oxide type lightning arrester have a faster response time than other technologies, providing immediate protection against overvoltage surges.
Low Voltage Protection: Metal oxide arresters can provide low voltage protection, making them suitable for electronic equipment, such as computers and televisions.
Long Service Life: Metal oxide arresters have a long service life, which reduces the need for maintenance and replacement.
Environmental Resistance: Metal oxide arresters are resistant to harsh environmental conditions, making them suitable for use in various industries, including wind power and oil and gas.
Overall, the advantages of metal oxide arresters make them a reliable and effective option for surge protection in a variety of applications.
For more information about what material is used in metal oxide arrester and overhead power line hardware, please feel free to contact us!
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Our Chinese partner is a manufacturer and trading company specializing in high-voltage electrical equipment. Based in Northern China, the company serves markets worldwide, including Africa, the Americas, Asia, and the Middle East. Their products cater to energy transmission and distribution needs, offering solutions for electrical safety and efficiency. The company's key product lines include: 1. Lightning Arresters: These devices protect electrical systems from surges caused by lightning strikes. They are available in composite and ceramic forms and are designed to ensure high performance under challenging environmental conditions. 2. Insulators: These include composite and porcelain types, used to support and separate electrical conductors while withstanding environmental stresses. 3. Fuse Cutouts: These protective devices safeguard electrical networks by interrupting power during faults. Composite and porcelain variations are available to meet diverse operational needs. All products adhere to international standards like IEC and are ISO9001 and ISO14001 certified, ensuring quality and environmental compliance. The company emphasizes robust manufacturing and stringent testing processes to deliver reliable solutions. The company has a focus on innovation, durable materials (like silicone rubber and zinc oxide), and antifouling and anti-corrosive properties make its offerings suitable for harsh environments. With a strong production capacity, the company can meet high-volume orders, providing customizable options for global clients.
Key specifications/special features for surge arrester: System nominal voltage(kv): 33 Type code of moa: yh10w-30/90 System highest voltage(kv): 36 Rated voltage of arresters(ur)(kv): 30 Continuous operationg voltage(ur)(kv): 24 Nominal discharge current(in)(kv): 10 High current 4/10 impulse withstand(ka): 100 2ms rectangular current(a): 250 Steep current impulse residual voltage(kv): 99 Lightning impulse residual voltage(kv) 5ka: 85 10ka: 90 20ka: 101 Switching current impulse residual voltage(kv): 69 Lind discharge class: i Pressure relief class: b, 20 Insulation impulse withstand voltage(kv): 170 Power frequency withstand voltage(kv): 95 Max. External riv(v):
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5D Metal Oxide Varistor,Website:http://www.chinakestar.com,General Series Metal Oxide Varistor -
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