| 通用代號 | U70BP/146M | U100BP/127M | U120BP/127M | U120BP/146M |
| ( mm )公稱直徑 D | 380 | 380 | 380 | 380 |
| ( mm )結(jié)構(gòu)高度 H | 146 | 127 | 127 | 146 |
| ( mm )公稱爬電距離 L | 365 | 365 | 365 | 365 |
| ( mm )聯(lián)接型式 | 16 | 16 | 16 | 16 |
| ( kN )機械破壞負荷 | 70 | 70 | 70 | 70 |
| ( kN )逐個拉伸負荷試驗 | 35 | 35 | 35 | 35 |
| ( kV )工頻濕耐受電壓 | 45 | 45 | 45 | 45 |
| ( kV )雷電沖擊耐受電壓 | 90 | 90 | 90 | 90 |
| ( P.U )沖擊擊穿電壓 | 2.8 | 2.8 | 2.8 | 2.8 |
| ( kV )工頻擊穿電壓 | 130 | 130 | 130 | 130 |
| ( µV )無線電干擾 ( 10kV,1MHz) | 50 | 50 | 50 | 50 |
| ( kV )可見電暈 腳 / 帽 | 18/22 | 18/22 | 18/22 | 18/22 |
| 工頻電弧試驗 | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA |
| ( kg )絕緣子單片凈重 | 5.3 | 5.2 | 5.3 | 5.4 |
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