CTV 254 glass insulator is designed to meet the rigorous demands of modern power systems. Its robust construction and high-quality materials make it an ideal choice for high-voltage transmission lines. CTV254 glass insulator is a high-performance, reliable, and cost-effective solution for high-voltage applications. Its superior electrical insulation, mechanical strength, weather resistance, and long service life make it an ideal choice for various power system applications, from transmission lines to substations and railway electrification. By choosing the CTV254 glass insulator, you invest in a component that enhances the efficiency, reliability, and sustainability of your power infrastructure.
| basic type | figure no. | minimum mechanical failing load(kn) | nominal diameter d(mm) | nominal spacing p(mm) | nominal creepage distance (mm) | standard coupling | wet power frequency withstand voltage (kv) | dry lightning impulse withstand voltage (kv) | power frequency puncture voltage (kv) | corona visual test p/c kv | power frequency electric arc voltage | impulse puncture voltage (p.u) | net weight (kg) | |
| CTV254 | 1-3 | 70 | 255 | 127 | 320 | 16 | 40 | 100 | 130 | 18/22 | 0.12s/20ka | 2.8 | 3.5 | |
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note: 1. the product model is in accordance with gb/t 7253-2005 and jb/t 9683-2012 (iec60305:1995, mod). the 420kn strength grade product contains 400kn strength grade, and the 550kn strength grade product contains 530kn strength grade. 2. the connection structure is in accordance with gb/t 4056-2008 (iec60120: 1984, mod) and bs 3288 part3. according to the customer's request, the locking pin can be w-pin or r-pin. unless otherwise specified, u70~u120 adopts w pin, and other uses r pin. |
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1. Superior Electrical Insulation
The CTV254 glass insulator boasts excellent dielectric properties, ensuring minimal electrical leakage. This high level of electrical insulation is crucial for maintaining the integrity of high-voltage transmission lines and preventing power losses.
2. High Mechanical Strength
Designed to withstand significant mechanical stresses, the CTV254 glass insulator can endure heavy wind loads, mechanical impacts, and other environmental challenges. Its robust construction ensures reliable performance even under extreme conditions, making it ideal for use in harsh environments.
3. Exceptional Weather Resistance
The CTV254 glass insulator is engineered to resist the adverse effects of weather, including extreme temperatures, humidity, and UV radiation. This weather-resistant feature ensures that the insulator maintains its insulating properties and performance over a long period, reducing the need for frequent maintenance and replacements.
4. Anti-Fogging Properties
Designed to minimize fogging and maintain insulation performance in humid conditions.
5. Self-Cleaning Surface
The glass surface reduces the accumulation of dirt and pollution, enhancing long-term performance.
6. Compatibility
Compatible with standard fittings and hardware used in high-voltage transmission and distribution systems.
7. Long Service Life
Thanks to its high-quality glass material, the CTV254 glass insulator offers a longer service life compared to other insulator types. This durability translates to lower operational costs and fewer interruptions in the power supply due to insulator failure.
The superior electrical insulation and mechanical strength of the CTV254 glass insulator make it ideal for high-voltage transmission lines. It ensures safe and efficient power transmission over long distances, maintaining the stability and reliability of the power grid.
In substations, the CTV254 glass insulator provides reliable electrical isolation between different components, enhancing the overall safety and efficiency of the power system. Its durability and weather resistance ensure consistent performance in these critical installations.
The robust design and weather-resistant properties of the CTV254 glass insulator make it suitable for railway electrification systems. It ensures reliable performance and safety in dynamic and often harsh environmental conditions.
1. Over 22-year R&d and Production Experience in Glass Insulators with 70000 sqm Factory, more than 200 employees, including 25 technicians.
2. Provide Full Range of Electrical Glass Insulators: 40-550kN, 70-300kN, 70-240kN With Free Drawings & Approved Type Test Report.
3. Negotiable Payment Term & Bulk Stock With Fast Delivery(Ship in 1 Month)
4. Test Center For Glass Insulator. Inquire Now: info@nooaelectric.com, whatsapp: +86 15274981317.
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.
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.
