Are you looking for the best suspension insulators from China? With numerous factories producing high-quality insulators, it can be overwhelming to choose the right one. In this article, we’ll compare the top suspension insulator factories in China, helping you make an informed decision for your needs.
Suspension Insulators | Products
Product Details: NGK Suspension (Disc) Insulators support transmission lines on steel towers, isolating the lines from the tower. They are essential for the safe and stable distribution of electricity. These insulators are used in configurations of two or more based on the transmission voltage and usage environment. They have been successfully used in over 100 countries, particularly in EHV, UHV, and HVDC transmission lines. The insulators meet various international standards such as IEC 60383-1, 60383-2, and others, ensuring high quality and reliability.
Pros:
– High reliability and quality, ensuring safe and st…
– Used in harsh environments, enduring earthquakes,…
– Meet international standards such as IEC 60383-1,…
– Available for any voltage and contamination level…
– NGK developed Zinc Sleeve to prevent pin corrosion…
– Compact design without compromising strength or is…
Cons:
– Requires careful configuration based on transmissi…
– Testing procedures are rigorous and time-consuming…
– High voltage and mechanical stress requirements ca…
ANSI 52-1 Porcelain Ceramic Disc Suspension Insulator for …
Composite Suspension Insulators FXBW-11/70
Product Details: Composite Suspension Insulators FXBW-11/70: Dimensions – Shed Diameter: 92mm, Shed Spacing: 50mm, Section Length: 350mm, Dry Arcing Distance: 185mm. Mechanical Values – Specified Mechanical Load (SML): 70kN, Routine Test Load (RTL): 35kN. Electrical Values – Low Frequency Dry Flashover Voltage: 80kV, Low Frequency Wet Flashover Voltage: 50kV, Critical Impulse Flashover Voltage (Positive): 100kV, Critical Impulse Flashover Voltage (Negative): 105kV. Net Weight: Approximately 1.2kg.
Pros:
– High mechanical strength with a Specified Mechanic…
– Good electrical insulation properties with a Low F…
– Lightweight with an approximate net weight of 1.2k…
Cons:
– Lower Low Frequency Wet Flashover Voltage of 50kV,…
– Specific dimensions and spacing may not be suitabl…
Suspension Insulators in Overhead Transmission Lines
China Porcelain Suspension Insulator Manufacturers …
Product Details: Porcelain Suspension Insulators are essential components of electrical power systems. They are made from high-quality raw materials such as kaolin, feldspar, and ball clay, and fired at high temperatures to enhance durability. These insulators have voltage ratings ranging from 10kV to 1000kV and are designed for high-voltage transmission. They consist of a porcelain body and steel fittings, and are engineered to withstand wind, ice, and other external factors. They are easy to install and maintain, and meet international standards such as ANSI C29.2. Mechanical failing loads range from 70kN to 300kN as per client’s request.
Pros:
– High-quality insulation performance ensuring stabl…
– Extraordinary mechanical strength to withstand win…
– Exceptional durability providing uninterrupted ser…
– Easy installation and maintenance with a simple de…
– Excellent electrical performance and eco-friendly…
Cons:
– Porcelain can become brittle and crack over time,…
– Higher weight compared to polymer insulators, whic…
China wholesale Porcelain Insulator – Composite Suspension …
Product Details: Composite suspension insulators feature silicon rubber for sheds/housing, a glass-fiber reinforced epoxy resin rod (ECR type) for the core, and a hop dip galvanized steel fitting. The silicon rubber rain shed is designed according to aerodynamics principles and uses the whole-moulding method. These insulators are suitable for high-voltage applications and are known for their durability and resistance to environmental stresses.
Pros:
– Designed according to aerodynamics principles for…
– Durable and resistant to environmental stresses
– Uses high-quality materials such as silicon rubber…
– Suitable for high-voltage applications
Cons:
– Higher cost compared to traditional porcelain insu…
– Requires specialized installation and maintenance
Composite Tension & Suspension Insulator
Product Details: Composite tension & suspension insulators consist of a core rod (ECR type or FRP type), silicone rubber housing, and metal end fittings. The core is made of epoxy & glass fiber, the housing is made of HTV silicone, and the end fittings are made of #45 forged steel, hot dip galvanized. The corona ring is made of high-grade aluminum alloy for voltages above 110 kV. The housing and core are chemically bonded, and the juncture between the end fitting and core rod is embedded in HTV silicone rubber.
Pros:
– High interface strength between the housing and co…
– Elimination of conventional sealing defects throug…
– Corona rings made of high-grade aluminum alloy sui…
– Materials provide good bending resistance, anti-fo…
– Lightweight and convenient installation with minim…
Cons:
– Limited warranty period of 1 year.
– Lead time for large orders can be up to 15 days.
Good Quality for China Polymeric Suspension Long Rod …
High Voltage Suspension Toughed Glass Insulator – Johnson
Product Details: The High Voltage Suspension Toughened Glass Insulator is designed for use in AC overhead power lines, power plants, and substations with nominal voltages above 1000V and frequencies of 50Hz. Key specifications include mechanical failing loads ranging from 40KN to 160KN, mechanical routine test loads from 20KN to 80KN, wet power frequency withstand voltages of 40KV to 45KV, and dry lightning impulse withstand voltages of 100KV to 110KV. The insulators are suitable for installation sites with altitudes below 1000m and ambient temperatures between -40°C and +40°C.
Pros:
– Excellent insulativity and anti-flashover performa…
– Superior mechanical properties and good structural…
– Good corrosion resistance and aging resistance
– No requirement for periodic live preventive tests…
– High electrical withstand voltages and impulse pun…
Cons:
– Each damage to the tempered glass results in the i…
– Limited to specific environmental conditions (alti…
China Long Rod Suspension Insulator Manufacturers …
Product Details: Long Rod Suspension Insulators are used to support overhead power lines and insulate them from the ground. They are made from high-quality materials, including fiberglass rods and polymeric materials, and are designed to meet IEC, ANSI, and BS standards. The voltage range is 11kV~230kV, and they are suitable for high and ultra-high voltage transmission lines, substations, and switchyards. The insulators have mechanical failing loads of 20kN, 40kN, 70kN, 90kN, 100kN, and 120kN, and are available in light gray color.
Pros:
– High mechanical strength to withstand heavy power…
– Excellent electrical performance with high dielect…
– Wide range of applications in high and ultra-high…
– Easy to install and maintain, reducing downtime an…
– Resistant to corrosion and pollution, ensuring per…
Cons:
– No specific cons mentioned in the source, but pote…
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Suspension Insulators | Products | NGK Suspension (Disc) Insulators support transmission lines on steel towers, isolating the lines fro… | – High reliability and quality, ensuring safe and st… – Used in harsh environments, enduring earth… | – Requires careful configuration based on transmissi… – Testing procedures are rigorous and time-c… |
| ANSI 52-1 Porcelain Ceramic Disc Suspension Insulator for … | www.johnsoninsulator.com | |||
| Composite Suspension Insulators FXBW-11/70 | Composite Suspension Insulators FXBW-11/70: Dimensions – Shed Diameter: 92mm, Shed Spacing: 50mm, Se… | – High mechanical strength with a Specified Mechanic… – Good electrical insulation properties with… | – Lower Low Frequency Wet Flashover Voltage of 50kV,… – Specific dimensions and spacing may not be… | huaciinsulator.com |
| Suspension Insulators in Overhead Transmission Lines | www.hbjinyong.com | |||
| China Porcelain Suspension Insulator Manufacturers … | Porcelain Suspension Insulators are essential components of electrical power systems. They are made… | – High-quality insulation performance ensuring stabl… – Extraordinary mechanical strength to withs… | – Porcelain can become brittle and crack over time,… – Higher weight compared to polymer insulator… | www.eastceramic.com |
| China wholesale Porcelain Insulator – Composite Suspension … | Composite suspension insulators feature silicon rubber for sheds/housing, a glass-fiber reinforced e… | – Designed according to aerodynamics principles for… – Durable and resistant to environmental stre… | – Higher cost compared to traditional porcelain insu… – Requires specialized installation and main… | www.fayunelectric.com |
| Composite Tension & Suspension Insulator | Composite tension & suspension insulators consist of a core rod (ECR type or FRP type), silicone rub… | – High interface strength between the housing and co… – Elimination of conventional sealing defect… | – Limited warranty period of 1 year. – Lead time for large orders can be up to 15 days. | www.yojiuelec.com |
| Good Quality for China Polymeric Suspension Long Rod … | www.holleymetering.com | |||
| High Voltage Suspension Toughed Glass Insulator – Johnson | The High Voltage Suspension Toughened Glass Insulator is designed for use in AC overhead power lines… | – Excellent insulativity and anti-flashover performa… – Superior mechanical properties and good st… | – Each damage to the tempered glass results in the i… – Limited to specific environmental conditio… | www.johnsoninsulator.com |
| China Long Rod Suspension Insulator Manufacturers … | Long Rod Suspension Insulators are used to support overhead power lines and insulate them from the g… | – High mechanical strength to withstand heavy power… – Excellent electrical performance with high… | – No specific cons mentioned in the source, but pote… | www.eastceramic.com |
