Hunan Hualian Torch Porcelain insulator & Electrical apparatus Co. Ltd, is Leading manufacturer of China porcelain insulator industry and electrical industry.
* with 66 years's glorious history.
* The permanent member of National Electrical Porcelain Industry Association.
* One of national top five electrical porcelain manufacturers.
* factory covers an area of 190,000 square meters, with building area of 92000 square meters.
Anti fog Suspension Fiber Glass Insulator
Specifications
Some parameters |
Diameter D(mm) | 255 | 255 | 255 | 255 | 255 |
Spacing H(mm) | 140 | 146 | 127 | 146 | 127 |
Creepage distance L(mm) | 320 | 320 | 320 | 320 | 320 |
Socket coupling(mm) | 16 | 16 | 16 | 16 | 16 |
Mechanical failing load (mm) | 70 | 70 | 70 | 100 | 100 |
Mechanical routine test (kN) | 35 | 35 | 35 | 50 | 50 |
Wet power frequency withstand voltage (kV) | 40 | 40 | 40 | 40 | 40 |
Dry lightning impulse withstand voltage(kV) | 100 | 100 | 100 | 100 | 100 |
Impulse puncture voltage (P.U) | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
Power frequency puncture voltage(kV) | 130 | 130 | 130 | 130 | 130 |
Radio influence voltage (μV) | 50 | 50 | 50 | 50 | 50 |
Corona visual test(kV) | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 |
Power frequency electric arc voltage | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA |
Net weight per unit(kg) | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 |
The product are passed standard of ISO9001-2008 Quality system approval
Porduct standard: GB, ANSI, DIN, AS, BS, IEC
OUR MAIN CUSTOMERS:State Grid Corporation of China
China Southern Power Grid Co.,Ltd
China Huadian Corporation
China Huaneng Corporation
China Guodian Corporation
China Datang Corporation
China Power Investment Corporation(CPI)
Janpan Sumitomo
ABB-Switzerland, Sweden, Russia,US
German Siemens,
Japan Toshiba,
Etc.
OUR PROSPECTS ARE:***With first-class technology, approved quality, advanced equipment and strick management, keep as a pacemaker in China porcelain insulator and electrical apparatus industry.
***Lead the industry development in China and catch up with international brand companies in porcelain insulator and electrical apparatus field.
***To cooperate with foreign agency and international companies, expand the foreign market share.