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.
High voltage ceramic pin type ANSI 55-4 insulator
The porcelain insulator are used on substation & transmission Line. It helps to support and hand wire, insulation wires against tower.
Advantage:
1, Strong aging resistance
2, Long service life
3, Reasonable price
4, Porcelain uniform
5, Nice Appearance
6, Superior properties of high and low tempreture resistance,
mechnical capability, electrical function.
ProStandard particulars
CLASS ANSI | 55-4 |
Main Dimension(mm) | D | 129.6 |
H | 111.2 |
Creepage Distance/mm | 229 |
Low-Frequency Puncture Voltage Average(KV) | 95 |
Average flashover voltage | Power-frequency | Dry (KV) | 70 |
Wet(KV) | 40 |
Critical-Impulse 15*40us Wave | Positive (KV) | 110 |
Negative(KV) | 140 |
Radio-influence voltage | Test voltage to ground (KV) | 10 |
Maximum RIV at 1000Khz(kv) | 5500 |
Nominal Voltage/KV | 10 |
Dry Arcing Distance(mm) | 127 |
Cantilever Failing Load | 3000 |
Weight(kg) | 2.25 |
Work Processductioddn QC Test PrdddocessOur main products: Professional Team And Our factoryThe 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.