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Key words：
Glass insulator
Chinese porcelain ceramic insulators
Classification：
Product Details
| IEC | U70BLP | U70BELP | U70BLP | U100BELP | ||||
| Insulator Code | U70BP/146D | U70BP/160D | U70BP/146D | U100BP/160D | ||||
| Model | XWP₂-70 | XWP₃—70 | XWP₈—70 | XWP₂—100 | ||||
| Rated Electromechanical Destruction Load (kN) | 70 | 70 | 70 | 100 | ||||
| Individual Tension Load (kN) | 35 | 35 | 35 | 50 | ||||
| Nominal Disc Diameter D (mm) | 255 | 280 | 280 | 280 | ||||
| Nominal Structural Height H (mm) | 146 | 160 | 146 | 160 | ||||
| Nominal Creepage Distance (mm) | 400 | 450 | 450 | 450 | ||||
| Connection Mark (mm) | 16 | 16 | 16 | 16 | ||||
| Locking Pin Type | R | R | R | R | ||||
| Withstand Voltage (kV) | Power Frequency | Dry | 75 | 75 | 75 | 75 | ||
| Wet | 40 | 45 | 42 | 45 | ||||
| Lightning Impulse | 100 | 120 | 120 | 120 | ||||
| Power Frequency Breakdown Voltage (kV) | 120 | 120 | 120 | 120 | ||||
| Radio Interference Voltage | Ground Test Voltage (kV) | 10 | 10 | 10 | 10 | |||
| Maximum RIV (1MHz) (uV) | 50 | 50 | 50 | 50 | ||||
| Weight (kg) | 5.8 | 7.6 | 7.5 | 7.6 | ||||
GB/T1001.1, IEC60383-1
Superior high-voltage performance begins with the foundational material. Our porcelain ceramic insulators are engineered for ultimate reliability in the most demanding electrical and environmental conditions. Crafted from high-grade alumina silicate, each unit undergoes rigorous firing, resulting in a dense, non-porous structure with exceptional mechanical strength and dielectric properties. This inherent durability ensures minimal current leakage, maximum isolation, and steadfast performance for decades, providing a critical barrier against electrical flashover.
Designed for longevity, the porcelain ceramic insulators exhibit unmatched resistance to environmental stressors. The glazed surface of the porcelain ceramic sheds water and contaminants efficiently, while resisting ultraviolet degradation, extreme temperatures, and physical abrasion. This robust construction prevents surface tracking and erosion, a common failure point in inferior materials. Whether deployed in coastal, industrial, or heavily polluted atmospheres, our insulators maintain their protective integrity, ensuring continuous circuit security and reducing long-term maintenance liabilities.
From transmission towers and substations to railway electrification, our comprehensive range of porcelain ceramic insulators offers tailored solutions. We provide suspension disc strings, sturdy station posts, and long-rod designs, all customizable to specific creepage distance and mechanical load requirements. By choosing our porcelain ceramic products, you invest in a proven, time-tested technology that forms the bedrock of safe and efficient power distribution networks worldwide.
Company Introduction
Hejian Yonggu Glass Insulator Manufacturing Co., Ltd. is located in Xijiuguan Village, Shaheqiao Town, Hejian City, Hebei Province. It is 168 kilometers away from Beijing Daxing Airport and 155 kilometers away from Tianjin International Shipping Port. It has convenient transportation and access in all directions. The company specializes in the production and sales of various glass insulators, composite insulators, porcelain composite insulators, glass composite insulators, PRTV sprayed insulators, suspension insulators, pin insulators, ceramic insulators, post insulators. China Railway Electrified Insulator, subordinate: Hebei Shuangtianli Power Equipment Manufacturing Co., Ltd., produces and processes power fittings, line equipment, lightning arresters and other power materials. The products of our Yonggu Glass Insulator Manufacturing Co., Ltd. operate safely on transmission and transformation lines in more than 80 countries in the world. The glass insulators produced by our company are mainly used for 10kv,35kv,66kv,110kv,220kv and 500kv transmission lines. Daily production capacity of 11500 pieces, 50 years warranty.
Our advantage
Industry experience
Founded in 2012, the company has more than ten years of manufacturing experience in the production of various insulators.
Variety of specifications
The glass insulators produced by our company are mainly used for 10kv,35kv,66kv,110kv,220kv,500kv transmission lines.
Marketing Network
The products of our Yonggu Glass Insulator Manufacturing Co., Ltd. operate safely on power transmission lines in more than 80 countries around the world.
Qualification Certificate
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Hejian City Yonggu Glass Insulator Manufacturing Co., Ltd.
We are dedicated to providing customers with quality products and professional services,
Welcome you to come to discuss, we are willing to work together to create a better tomorrow!
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West Jiuguan Village, Shaheqiao Town, Hejian City, Hebei Province
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