LAB-10型电流互感器(老型号 L-10)为油箱瓷套式油纸绝缘全密封结构,器身为“8”字型,即两个环形二次绕组组合在一起,通过其窗口绕制一次绕组,在一次绕组外面包纸作为绝缘,瓷套上面有储油柜,一次出线从储油柜引出,二次出线经装在油箱上的玻璃布板接线板引出。储油柜上有注油塞,油箱上装有放油活门。
产品型号 |
额定电流比(A) Rated current ratio |
二次组合 Seco-ndary comb-ina-tion |
额定输出(VA) cosφ=0.8 (滞后) Rated output |
准确限值系数 Accu-racy limit factor |
仪表保安系数 Inst-rum-ent secu-rityfactor |
海拔m Aiti-tude |
爬电距离cm creea-page dist-ance |
油重/总重kg Oil weight total weight |
1S短时热电流 KA lth |
额定动稳电流 KA ldyn |
| 测量级 |
保护级 |
| 0.2 |
0.5 |
10P |
|
LAB-10 新型号
(L-10) 老型号
|
10/5 |
0.2 (0.5) /10P |
20 |
20 |
20 |
10 |
10 |
1000 |
290 |
14/67 |
0.75 |
1.9 |
| 15/5 |
1.13 |
2.8 |
| 20/5 |
1.5 |
3.75 |
| 30/5 |
2.25 |
5.7 |
| 40/5 |
3 |
7.5 |
| 50/5 |
3.75 |
9.5 |
| 75/5 |
5.6 |
14 |
| 100/5 |
7.5 |
19 |
| 150/5 |
11.25 |
28 |
| 200/5 |
15 |
37.5 |
| 300/5 |
22.5 |
56 |
| 400/5 |
3 |
75 |
| 500/5 |
40 |
100 |
| 600/5 |
40 |
100 |
| 750/5 |
40 |
100 |
| 800/5 |
40 |
100 |
| 1000/5 |
40 |
100 |
| 2×40/5 |
3-6 |
7.5-15 |
| 2×50/5 |
3.75-7.5 |
9.5-19 |
| 2×75/5 |
5.6-11.2 |
14-28 |
| 2×100/5 |
7.5-15 |
19-38 |
| 2×150/5 |
11.25-22 |
28-56 |
| 2×200/5 |
15-30 |
37.5-75 |
| 2×300/5 |
20-40 |
50-100 |
| 2×400/5 |
20-40 |
50-100 |
| 2×500/5 |
20-40 |
50-100 |
