耐痕蚀性测试
所有这些都表明我们了解复合绝缘子在输电中的作用及其长期不间断性能的重要性。
项目 |
陶瓷绝缘子 |
复合绝缘子 |
Resistance to flashovers in Polluted atmosphere |
Low |
High |
Resistance to puncture |
Puncturable (Class:B insulators) |
Not puncturable |
Resistance to Cracking and Erosion in Polluted atmosphere. |
Low |
High |
Contamination & Pollution |
Highly affected |
Performance not affected |
Hydrophobicity |
Non hydrophobic. |
Unique Hydrophobicity character. |
Self cleaning property |
Due to Glaze and inclination of sheds. |
Due to Hyfrophobicity recovery characteristic. |
Maintenance |
Needs maintenance like cleaning, washing, greasing |
No maintenance is required |
Weight |
More |
10% to 35% of Ceramic insulator |
Resistance to breakage and Vandalism |
Breakable in Vandalism prone areas |
Unbreakable |
Artifical Pollution Test |
Mandatory |
Not applicable |
Power Arc Test |
Mandatory |
Not mandatory |