33kV line post transmission insulator

33kV line post transmission insulator

a transmission line insulator is an essential component used in high-voltage electrical power transmission systems to ensure the safe and efficient operation of the transmission lines. its primary function is to insulate and support the overhead power conductors, which carry electrical current over long distances from power generation sources to distribution networks or substations.
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key features and functions of transmission line insulators:

insulation: the primary purpose of a transmission line insulator is to insulate the power conductors from the supporting structures, such as transmission towers or poles. this prevents the electrical current from flowing to the grounded structures, reducing the risk of short circuits and ensuring the efficient transmission of power.

mechanical support: transmission line insulators also provide mechanical support to the power conductors. they are designed to withstand the mechanical stresses caused by factors like wind, ice, and the weight of the conductors themselves. insulators help maintain the proper spacing between the conductors and the supporting structures, preventing sagging and ensuring safe clearance distances.

voltage handling: transmission lines operate at high voltages, often ranging from tens of thousands to hundreds of thousands of volts. insulators are designed to withstand the electrical stresses associated with these high voltages, preventing electrical breakdown or arcing along their surfaces.

design and materials: transmission line insulators are typically made from materials that have high electrical resistance, such as ceramic, glass, or composite materials. the choice of material depends on factors like the operating voltage, environmental conditions, and mechanical requirements of the specific transmission line.

types of transmission line insulators:

suspension insulators: these insulators are used to hang power conductors from transmission towers. they consist of multiple insulator units connected in series to provide adequate insulation and mechanical support.
pin insulators: pin insulators are used to attach power conductors to the crossarms of transmission poles. they provide both electrical insulation and mechanical support.
strain insulators: strain insulators are used to absorb and distribute the mechanical stresses caused by the tension in the power conductors.

post insulators: these insulators are used to support and insulate equipment such as switches, circuit breakers, and lightning arresters in substations.

Company profile

Who We Are?

Nooa Electric Co., Ltd. - Chinese professional electrical insulators manufacturer with 21+ experience, covering an area of 70,000 square meters, and construction area is 50,000 square meters. There are more than 200 employees, including 25 technicians. The production capacity 3500000 pieces per year, and now setting up the new kiln and lines up to 10500000 pieces per year. We have been specialized in research and development of latest high-strength functional glass and power transmission insulators, which is the qualified supplier for State Grid Corporation of China and Southern State Grid Corporation of China, and is a participating unit of product standard formulation of the national electrical insulator standard committee.


What We Have?

Certificates & Reports: INTERTK, SGS, BV Certificates,Type Test Certificate.

Main Electric Insulators : Standard-type glass insulator (u40(ctv175)/u70(ctv254, ps70e)/u120/u160/u210/u300) , antipollution-type glass insulators (u120bp/u160bsp/u210bp), aerodynamic type glass electrical insulators (ug70bsa/u100bsa/u120bla), multi-umbrella type electric insulators, ground-wires type glass power line insulators (u70cn/u100cn/u120c), post insulator for line, pin glass insulator. Products are mainly used for transmission line insulation, suspension, support, tension conductors. They are divided into 5 major series: The standard type glass insulator 40-550kn, filth-resistant type glass insulators 70-420kn, aerodynamic type glass electrical insulators 120-300kn, multi-umbrella type electric insulators 120-300kn, and ground circuit type high voltage insulators, able to be used for line voltage from 10kv～1000kv.


Core Technology:

Automation Equipment: Siemens fully automatic feeding, stamping, temperature equalization, tempering, hot and cold shock control system.
Independent Product Model: U160BP/146/380/450, U160BP/155/380/450, U210BP/170/420/550 and U300BP/195/420/550.
Advanced Klin: Germany's new generation kiln control system, equipped with brand-new sensors and actuators, and equipped with a high-precision automatic batching system.
Qualification: Passed the quality, environment and occupational health system certification and obtained a number of invention patents.


Goal:

To be the world's largest glass insulators manufacturer.

Electric Insulators Certificates

Are u the electric insulators factory or trading company?
China Leading Electric Insulators Factory founded in 2002
What're your main power insulators?
Powerline Electric Insulators (glass insulators, porcelain insulators, composite insulators ), the fittings and hardwares of all kinds for high-voltage applications and related products.
Can I get some glass insulators samples?
Yes, powerline glass insulator sample order is available for quality check and market test.
What's your payment terms?
We usually accept all kinds of payment terms, T/T, L/C, Western Union.
How can you control your glass power line insulator quality?
For each glass insulator production processing, we have a complete QC system for the chemical composition, physical and electrical properties. After production, all glass power line insulators will be tested according to related standards, and the ex-factory test reports will be sent along with shipment documents.
Does your company accept customization?
We accept OEM service.
What's your warranty terms?
We offer 24 months warranty terms.
Do you have glass electrical insulators in stock?
Depends on your request, we have standard models (CTV254 & CTV175, U40B U70B U120B U160BL U240B U300B ) in stock. Some special product and big order will be newly produced according to your order.

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Contact Us

Room 2221, 22nd Floor, Building 1, Wanxiang Times Garden, No. 676, Renmin East Road, Furong District, Changsha City, Hunan Province, China
Phone : 0086 186-848-89358
Whatsapp : +8615274981317  
Email : info@nooaelectric.com
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