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U240BP 240kN DC Glass Insulator

The U240BP DC type glass insulator is suitable for high-voltage DC transmission lines and complies with IEC standards. Its mechanical failure load is 240kN, the nominal diameter is 320mm, the structural height is 170mm, and the creepage distance is 550m.

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DC Glass Insulator

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Commodity name: U240BP 240kN DC Glass Insulator

IEC Type	Diameter D(mm)	Spacing H(mm)	Creepage Distance (mm)	Size of Coupling (mm)	Mechanical Failing Load(kN)	Mechanical Routine Test(kN)	Anodic DC Dry（Wet） Withstand Voltage (kV)	Lighting Impulse Withstand Voltage (kV)	SF6 Puncture Withstand Voltage (kV)	Net Weight Per Unit (kg)
U160BP/170	320	170	550	20	160	80	140（55）	140	225	9.7
U210BP/170	320	170	550	20	210	105	140（55）	140	225	10.2
U1240BP/170	320	170	550	24	240	120	140（55）	140	225	10.5
U300BP/195	390	195	710	24	300	150	150（65）	140	225	15.4
U300BP/195	380	195	635	24	300	150	150（65）	155	255	16
U420BP/205	360	205	550	28	420	210	150（65）	140	225	14.6
U420BP/205	380	205	620	28	420	210	160（70）	150	240	18.9
U550BP/240	380	240	650	32	550	275	160（70）	150	240	19.1
U550BP/240	380	240	710	32	550	275	160（70）	150	240	22
U840BP/300	420	300	710	40	840	420	170（75）	155	240	14.5

Keywords:

DC Glass Insulator

glass insulator

tempered glass insulators

U240BP

About VOBO

Xinjiang Qiangshi New Material Technology Co., Ltd. (VOBO), formerly a wholly-owned subsidiary of Hunan Wujiang Holding Group—a top 500 private enterprise in China—has focused on glass material R&D and production since its establishment in 2001. It later formally transitioned into a high-tech enterprise specializing in new materials for the power sector, dedicated to the R&D, production, and global sales of tempered glass insulators for power systems.

The company has invested 150 million yuan to establish two fully automated intelligent production lines for tempered glass insulators, achieving an annual production capacity of 7 million units. These lines cover the full range of models from 40kN to 850kN, suitable for all voltage levels of AC transmission lines from 10kV to 1100kV and DC transmission lines from ±500kV to ±1100kV, fully meeting the demands of transmission lines across all voltage grades.

The company maintains a high-level laboratory and high-voltage testing center equipped with dozens of precision testing instruments, establishing a comprehensive, multi-dimensional quality control system. The company holds internationally recognized QES certifications including ISO9001, ISO45001, and ISO14001, along with multiple system certifications for green power, green factory services, green supply chain management, and energy management. It has been awarded the AAA Credit Rating Certificate. All products undergo specialized testing by the China Electric Power Research Institute (CEPRI), ensuring standardized management for exceptional quality that has earned widespread recognition from domestic and international clients.

Our Advantages

Factory Supply

◉ Can produce all kinds of glass insulator products, with a wide variety and reasonable prices

On-time Delivery

◉ Strictly in accordance with the agreed date, quickly produce and deliver to your hands

Quality Assurance

◉ All products have passed the tests of China Electric Power Research Institute and have various test reports

OEM

◉ With an independent R&D and design team, we can customize according to customer drawings

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U240BP 240kN DC Glass Insulator

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