Introduction
Suspension insulator string is a type of electrical insulator that is widely used in power transmission systems. The device is designed to suspend and support high-voltage transmission lines from towers, poles, or cross-arms. Suspension insulator strings are made up of several individual disc-shaped insulators that are connected using metal fittings, creating a string of insulators. The product is commonly used in high-voltage power transmission towers, substations, and power systems.
Features
Suspension insulator strings offer several features that make them a preferred choice for electrical insulation. Firstly, the product provides excellent electrical insulation, allowing for high-voltage power transmission without power leakage or breakdown. Secondly, the device is designed to withstand mechanical stresses, such as wind, ice loading, and vibration, which makes them ideal for use in areas prone to extreme weather conditions. Thirdly, the suspension insulator string is made from high-quality materials, making them durable and long-lasting.
Benefits
The suspension insulator string provides several benefits to merchants who use them. Firstly, the product provides an efficient and reliable solution for electrical insulation, which is essential for the smooth operation of power transmission systems. Secondly, the device is easy to install and maintain, reducing the overall cost and time spent on maintenance. Thirdly, suspension insulator strings are available in a range of sizes and designs, making them suitable for different types of power transmission systems.
Applications
Suspension insulator strings are widely used in high-voltage power transmission systems. The product is commonly used in power transmission towers, substations, and power systems. Suspension insulator strings are suitable for use in areas prone to extreme weather conditions such as high winds, heavy rain, and ice loading.
Materials
Suspension insulator strings are made from high-quality materials such as porcelain, glass, and composite materials. Porcelain insulators are widely used in power transmission systems due to their excellent electrical properties, durability, and low cost. Glass insulators are used in areas where high mechanical strength is required, while composite insulators are used for applications that require both electrical and mechanical properties.
Design
Suspension insulator strings are designed using a series of disc-shaped insulators that are connected using metal fittings. The disc-shaped insulators are stacked on top of each other, with the metal fittings providing a secure connection between each insulator. Suspension insulator strings are available in a range of sizes and designs, making them suitable for different types of power transmission systems.
Conclusion
The suspension insulator string is an essential component of high-voltage power transmission systems. The product provides efficient and reliable electrical insulation, withstands mechanical stresses, and is durable and long-lasting. Suspension insulator strings are available in a range of sizes and designs, making them suitable for different types of power transmission systems. As a manufacturer located in China, we offer high-quality suspension insulator strings at competitive prices. Our product is widely used in power transmission systems in different countries outside of China. Contact us today to learn more about our suspension insulator string products, and how we can help you meet your power transmission needs.
Name: Suspension insulator string
Type: Porcelain suspension insulator string
Related type: Voltage Range: 11kV~220kV
Standard: ANSI standard
Graze colors of insulators: Brown or light gray
Mechanical failing load: 70kN,100kN,120kN,160kN,210kN and as per client’s request
Material: Alumina and silica porcelain
Application: Overhead lines and transmission lines
Suspension insulator string is developed by connecting a number of insulators in series with the help of metallic links, where the conductor is suspended by the bottom-most insulator and the top end of the insulator are secured by cross-arms.
Porcelain suspension insulator main parameters:
Technical specifications:
Fig. No. | 1 | 2 | 3 | 4 | ||
ANSI Class | 52-1 | 52-2 | 52-3 | 52-4 | ||
Dimension | D | 165 | 190.5 | 254 | 254 | |
H | 139.7 | 146 | 146 | 146 | ||
Creepage distance (mm) | 178 | 210 | 292 | 292 | ||
Average flashover voltage | Power frequency | Dry (kV) | 60 | 65 | 80 | 80 |
Wet (kV) | 30 | 35 | 50 | 50 | ||
Critical impulse 15x40uS wave | Positive (kV) | 100 | 115 | 125 | 125 | |
Negative (kV) | 100 | 115 | 130 | 130 | ||
Radio influence voltage | Test voltage to ground (kV) | 7.5 | 7.5 | 10 | 10 | |
Maximum RIV at 1000kHz/uV | 50 | 50 | 50 | 50 | ||
Power frequency puncture voltage (kV) | 80 | 90 | 110 | 110 | ||
Electro-mechanical load (KN) | 45 | 67 | 67 | 67 | ||
Mechanical impact strength (N.M) | 5 | 5.5 | 5.5 | 6 | ||
Time load test value (KN) | 27 | 44 | 44 | 44 | ||
Net weight, Each, Approx (kg) | 2.5 | 3.6 | 4.6 | 4.9 | ||
Our Services:
1. Rich experience in ODM and OEM
2. Excellent One-stop service
3. High Quality Precision Customized forging & Casting services
4. The lowest price
5. Strict quality control
6. We can manufacture it according to customers requirements.
FAQ:
Q1. What's the payment term ?
A. We accept TT,30% deposit and 70% balance against copy of B/L or L/C at sight.
Q2. How long is producing time ?
A. Normally it will take about 35-40 days for production.
Q3. What is the standard of package ?
A. For small capacity, we use carton, but for big capacity, we will use strong wooden
case for protection or double inner packs in a master carton .
Q4. Can you offer Form A or C/O ?
A. Yes. We can prepare relative documents to forgin affairs office or other
offices to apply for this certificate.
Q5. Will you accept using customer's logo ?
A. Only accept OEM when you order a big quantity.
Q6. What is your monthly output?
A. It depends on the product model, normally our monthly output is 850 tons.
Why choose us?
- We respect the intellectual property rights of our customers and ensure the utmost confidentiality.
- The company provides development space for each employee, adhering to the business philosophy of 'creating excellence, winning opportunities to win the future', and moving towards brilliance together!
- We take great pride in our excellent reputation for high-quality products and services.
- We will continue to provide more detailed technical service and consultation to our customers so as to maintain and improve the product quality standards of our Suspension Insulator String.
- Our team is dedicated to providing exceptional customer service and technical support to our customers.
- We always set up a big picture, achieve a big leap, deal with big challenges, and seek a new way out of development.
- We are committed to providing the best possible Suspension Insulators products and services to our customers.
- It is our goal and principle to strive to improve the quality of our Suspension Insulator String and increase productivity.
- Our factory is equipped with advanced production technology to ensure efficient and cost-effective manufacturing processes.
- Our company has creative and innovative design team and exquisite craftsmanship, so that your products can maximize the achievement you expect.
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