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Communication Double Umbrella Type (5)

IEC: U420BP, U420BP, U420BP, U550BP

Key words:

Glass insulator

Product Details

IEC U420BP U420BP U420BP U550BP
Insulator Code U420BP/205D U420BP/205D U420BP/205D U550BP/240D
Model XWP—420 XWP1—420 XWP2—420 XWP—550
Rated Electromechanical Destruction Load (kN) 420  420  420  550 
Individual Tension Load (kN) 210  210  210  275 
Nominal Disc Diameter D (mm) 360  380  400  420 
Nominal Structural Height H (mm) 205  205  205  240 
Nominal Creepage Distance (mm) 525  550  615  600 
Connection Mark (mm) 28  28  28  32 
Locking Pin Type R R R R
Withstand Voltage (kV) Power Frequency Dry 85  85  85  90 
Wet 45  50  45  50 

Lightning Impulse
135  140  135  145 
Power Frequency Breakdown Voltage  (kV) 130  130  130  140 
Impulse Breakdown Voltage (p.u.) 2.85~3.19 2.85~3.19 2.85~3.19 2.85~3.19
Radio Interference Voltage Ground Test Voltage (kV) 10  10  10  10 
Maximum RIV (1MHz)(uV) 50  50  50  50 

Weight (kg)
20  20.5  21  30.5 

GB/T1001.1,IEC60383-1

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.

Factory area environment
Factory area environment
Factory area environment

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

AAA-level Integrity Supplier
AAA-level Integrity Management Demonstration Unit
China Integrity Manager
Chinese Integrity Entrepreneur
AAA-level credit enterprise
AAA-level quality service integrity unit
AAA-level heavy service creditworthy enterprise
AAA-level enterprise that honors contracts and maintains credit.

Contact Us

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!

Landline:

Address:

West Jiuguan Village, Shaheqiao Town, Hejian City, Hebei Province

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