36kv 66kv 132kv Glass Suspension Type Insulator String For Pole Lines
36kv 66kv 132kv suspension glass insulator string for pole lines
Total Solution the field below:
Small hydro power station·Overhead transmission line·Substation,including mobile substation
and modular substation·Distribution network·Electricity Maintenance·Electricity investment·
Telecom tower and accessories
Quick Detail:
36kv 66kv 132kv suspension glass insulator string for pole lines has become popular in transmission line and
distribution line system. To attach the conductors to angle,strain,section or dead-end supoorts,multiple insulator
sets are used,whose insulator strings should be directly connected to the crossarm by means of hinges or shackles.
36kv 66kv 132kv suspension glass insulator string for pole lines
Specification:
| IEC designation | U70BL | U70BLP |
| Diameter D( mm ) | 225 | 255 |
| Socket coupling( mm ) | 146 | 146 |
| Creepage distance L( mm ) | 295 | 320 |
| Socket coupling( mm ) | 16 | 16 |
| Mechanical failing load( KN ) | 70 | 70 |
| Wet power frequency withstand voltage( kV ) | 40 | 40 |
| Dry lightning impulse withstand voltage( kV ) | 100 | 100 |
| Impulse puncture voltage( P.U ) | 2.8 | 2.8 |
| Power frequency puncture voltage( kV ) | 110 | 110 |
| Radio influence voltage( µV ) | 50 | 50 |
| Corona visual test( kV ) | 18/22 | 18/22 |
| Power frequency electric arc voltage | 0.12s/20ka | 0.12s/20ka |
| Net weight per unit( kg ) | 4.7 |
5.8 |
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