![陶瓷电容器](http://i00.c.aliimg.com/img/ibank/2010/405/907/226709504_104396549.jpg)
1.在输出电线路中利用高压电容器可以组成串补贴,提高输出电线路的输送能力;
2.在大型变电路中利用高压电容器可以组能成SNC,提高电能质量!
3.在配电线高线中等未端的功率因数,保障线路未端的电压
4.在变电站中,低压各段母线,均会装有高压电容器以补偿负荷消耗的无功,提高线侧的功率因数;
5.在有非线性负荷的负荷终端站,也会装高高压电容器,作为滤波之用!
(一)高压陶瓷电容器材料特性:
序号 | 材 质 | 使用温度 (℃) | 绝缘电阻 (≥MΩ) | 介质损耗 ≤ | 变化率 |
1 | UJ | -25~+85 | 100000 | 6×10-4 | +/-520PPM |
2 | SL | -25~+85 | 100000 | 6×10 | +/-650PPM |
3 | X5F(B) | -40~+125 | 100000 | 1% | +/-5% |
4 | X7R(B) | -40~+125 | 100000 | 1.5% | +/-10% |
5 | N4700 (DL) | -25~+85 | 200000 | 0.2% | +/-28% |
-40~+105 | 200000 | 0.2% | +/-33% |
6 | Y5T(D) | -25~+85 | 100000 | 1% | +22/-33% |
7 | Y5U(E) | -25~+85 | 10000 | 2% | +22-56% |
8 | Y5V(F) | -25~+85 | 10000 | 2% | +22-80% |
(二)30KV系列 耐压≥1.5倍额定工作电压
序 号 | 规 格 | 材 料 | Max (mm) |
D | T | F | d |
1 | CT81-30KV-DL10-F12.5-101K | N4700 | 10 | 9 | 12.5 | 0.8 |
2 | CT81-30KV-DL12-F12.5-151K | N4700 | 12 | 9 | 12.5 | 0.8 |
3 | CT81-30KV-DL12-F12.5-221K | N4700 | 12 | 9 | 12.5 | 0.8 |
4 | CT81-30KV-DL19-F17.5-501K | N4700 | 19 | 11 | 17.5 | 0.8 |
5 | CT81-30KV-D19-F17.5-102M | Y5T | 19 | 11 | 17.5 | 0.8 |
6 | CT81-30KV-D27-F12.5-222M | Y5T | 27 | 12 | 20 | 1.2 |
7 | CT81-30KV-E24-F20-222M | Y5U | 24 | 14 | 20 | 1.2 |
8 | CT81-30KV-F19-F17.5-222M | Y5V | 19 | 14 | 17.5 | 0.8 |
9 | CT81-30KV-D32-F20-332M | Y5T | 32 | 12 | 20 | 1.2 |
10 | CT81-30KV-D40-F20-502M | Y5T | 40 | 13 | 20 | 1.2 |
11 | CT81-30KV-D43-F20-602M | Y5T | 43 | 13 | 20 | 1.2 |
12 | CT81-30KV-E40-F20-103M | Y5U | 40 | 13 | 20 | 1.2 |
13 | CT81-30KV-F32-F20-103M | Y5V | 32 | 13 | 20 | 1.2 |
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