A Hybrid Insulator serves as a cost effective replacement for a
porcelain insulator. Consisting of a porcelain core fitted
with weather resistant polymeric shed, Cable Jointing Supplies
Hybrid Insulator offers significant advantages such as better
performance under pollution, light weight, flame/arc resistance,
resistance to chemicals, UV radiation and are vandal proof.
|
Property |
Value |
Test
Method |
| 11kV |
22kV |
33kV |
| Creepage Distance |
310mm |
625mm |
900mm |
Measurement |
| Wet one minute power frequency withstand voltage |
38kV |
50kV |
75kV |
ASTM D -149/IEC 60 |
| Lighting impulse withstand voltage |
95kVp |
125kVp |
170kVp |
ASTM -3426/IEC 230 |
| Voltage |
L1 |
L2 |
Od |
| 11kV |
288+/-5mm |
140+/-3mm |
31+/-2mm |
| 22kV |
425+/-10mm |
290+/-5mm |
31+/-2mm |
| 33kV |
440+/-5mm |
300+/-5mm |
31+/-2mm |
* 25/45kV Railway Insulators
available on request *