China U70BS Suspension Glass Insulator /Anti-Pollution Glass Insulator of High Voltage, Find details about China Insulator, Glass Insulator from U70BS Suspension Glass Insulator /Anti-Pollution Glass Insulator of High Voltage
U70BP 146/320 | U160BS 146/400 | |
( mm ) Diameter D | 255 | 280 |
( mm ) Spacing H | 146 | 146 |
( mm ) Creepage L | 320 | 400 |
( mm ) Socket soupling | socket ball | socket ball |
( kN ) Specified mechanical load | 70KN | 160KN |
( kN ) routine test load | 35KN | 80KN |
( kV ) Wet power frequency withstand voltage | 40 | 45 |
( kV ) Dry lightning impulse withstand voltage | 100 | 110 |
( P.U ) Impulse puncture voltage | 2.8 | 2.8 |
( kV ) Power frequency puncture voltage | 130 | 130 |
( µV ) Radio influence voltage | 50 | 50 |
( kV ) Corona visual test | 18/22 | 18/22 |
Power frequency electric arc voltage | 0.12s/20kA | 0.12s/20kA |
Applied Standard | IEC120 | IEC120 |
For more details about glass insulators,pls contact us freely,will reply you in 24hours and offer the competitive price with good quality to you.
Company Profile:
QINGDAO COSINE Electrical Equipment specializes in supplying various kinds of insulator and pole line hardware. With high speed of power construction in China and oversea country, QINGDAO COSINE has grown into a leader of exporting of insulator in China.
Our products range from10KV-500KV polymer insulator, 40KN-420KN porcelain insulator and various kinds of pole line hardware. All the insulators have been produced by modern equipment, For example,500KV polymer insulator has been produced by high volume injection machine, which can finish two pieces 500KV at one time. Mention to the porcelain insulator, the vacuum pug mill has been imported from Germany in order to control the quality from blank.
Produciton Process:
All the insulators have been tested 100% strictly by IEC Standard or ANSI Standard. We ensure the rate of qualified Production up to 100% before delivery. In order to keep good quality, we have got ISO9001:2008 certificate.
Strict Quality Control: