LTC3套管式电流互感器
LTC3型套管式电流互感器适用于交流电力系统35kV和10kV以下电缆线路供用电设备的电流、电能测量和微机保护。该电流互感器具有体积小、重量轻、便于安装等特点,已在紧凑型环网开关柜、无功补偿设备等电器设备中广泛应用。额定电流比,准确级及其额定负载如下表所示:
型号
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LTC3-10C
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LTC3-10P
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用途
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测量电流互感器
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保护电流互感器
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电流比
I1/I2
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准确级及其额定负载(VA)
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准确级及其额定负载(VA)
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0.2S
|
0.2
|
0.5
|
1
|
10P15
|
10P10
|
10P5
|
|
20/1
|
|
1
|
|
1
|
|
1
|
0.5
|
30/1
|
|
1
|
|
1.5
|
|
1
|
0.75
|
50/1
|
|
|
1.5
|
2
|
0.5
|
0.75
|
1.5
|
75/1
|
|
|
2
|
2.5
|
0.75
|
1
|
2
|
100/1
|
|
|
2.5
|
3.5
|
1
|
1.25
|
2.5
|
200/1
|
|
|
3
|
5
|
1.5
|
2.5
|
5
|
300/1
|
|
2.5
|
3.5
|
|
2.5
|
3.75
|
|
400/1
|
2.5
|
3.75
|
5
|
|
3.5
|
5
|
|
500/1
|
3.75
|
5
|
7.5
|
|
4
|
5
|
|
600/1
|
5
|
7.5
|
10
|
|
5
|
7.5
|
|
50/5
|
|
1
|
1.5
|
|
|
1
|
1.5
|
100/5
|
|
|
2.5
|
5
|
|
|
2.5
|
150/5
|
|
|
3.75
|
5
|
|
|
4.5
|
200/5
|
|
|
5
|
7.5
|
|
2.5
|
5
|
300/5
|
|
3.75
|
7.5
|
|
2.5
|
3.75
|
7.5
|
400/5
|
2.5
|
5
|
10
|
|
3.5
|
5
|
10
|
500/5
|
5
|
5
|
10
|
|
4
|
5
|
|
600/5
|
5
|
7.5
|
12.5
|
|
5
|
7.5
|
|
800/5
|
5
|
7.5
|
15
|
|
7.5
|
10
|
|
1000/5
|
7.5
|
10
|
15
|
|
7.5
|
10
|
|