LZKT2-10套管式电流互感器
额定电流比、准确级及其额定负载如下表示:
型号Type | LZKT2-10C | LZKT2-10P | LZKT2-10CP | |||||||
用途 Purpose | 测量电流互感器 Measuring current transformer | 保护电流互感器 Protection current transformer | 双绕组电流互感器 Double winding current transformer | |||||||
电流比 Ratio I1 / I2 | 准确级及额定负载(VA) Acc. class and rated burden | 准确级及额定负载(VA) Acc. class and rated burden | 复合准确级及额定负载(VA) Composite acc. class and rated burden | |||||||
0.2S | 0.2 | 0.5 | 10P15 | 10P10 | 10P5 | 0.5 | 1 | 10P10 | 10P5 | |
20/1 | 0.5 | 0.75 | ||||||||
30/1 | 1 | 0.5 | 1 | |||||||
40/1 | 1.5 | 0.75 | 1.5 | |||||||
50/1 | 2 | 0.5 | 1 | 2 | 1.5 | 1 | ||||
75/1 | 2.5 | 1 | 1.5 | 3 | 1.5 | 2 | 1 | 2 | ||
100/1 | 3.75 | 1.25 | 2 | 2 | 2.5 | 1.5 | 3 | |||
150/1 | 3.75 | 3 | 5 | 2.5 | 2 | |||||
200/1 | 2.5 | 5 | 3.75 | 6 | 3 | 2.5 | ||||
300/1 | 2.5 | 3.75 | 5 | 4 | 6.5 | 3.5 | 3.5 | |||
400/1 | 3.75 | 5 | 7.5 | 5 | 7.5 | 5 | 3.5 | |||
500/1 | 5 | 7.5 | 10 | 6 | 9 | 5 | 5 | |||
600/1 | 7.5 | 10 | 7.5 | 10 | 7.5 | 7.5 | ||||
50/5 | 2 | 2.5 | 2.5 | |||||||
75/5 | 2.5 | 3.75 | 3.5 | 2 | ||||||
100/5 | 3.75 | 2.5 | 5 | 2.5 | 5 | 1.5 | 3 | |||
150/5 | 2.5 | 5 | 3.75 | 7.5 | 3.75 | 5 | 2 | 3.75 | ||
200/5 | 2.5 | 3.75 | 7.5 | 2.5 | 5 | 10 | 5 | 2.5 | 5 | |
300/5 | 3.75 | 5 | 10 | 3.75 | 7.5 | 5 | 3.75 | 7.5 | ||
400/5 | 5 | 7.5 | 12.5 | 5 | 10 | 7.5 | 5 | 10 | ||
500/5 | 7.5 | 10 | 15 | 7.5 | 12.5 | 7.5 | 6.5 | |||
600/5 | 10 | 12.5 | 20 | 10 | 15 | 10 | 7.5 |
外形尺寸Outline drawing
LZKT套管式电流互感器
LZCT套管式电流互感器适用于交流电力系统35kV和10kV以下供用电设备的电流、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、电容器等电器设备中广泛应用。
该型电流互感器的环型铁芯和二次绕组采用优质环氧树脂真空浇注在可阻燃的塑料壳体内,防潮湿,性能稳定,无需维护。其体积小、重量轻,占用空间小,固定在环网开关柜、电容器等电器设备的套管上,简便快捷,和谐美观。
额定频率:50Hz or 60Hz;
额定二次电流:5A or 1A;
额定短时热电流:40kA,1s;
额定连续热电流:120%In;
工频耐压3kV , 1min;
执行标准standards:IEC 185:1987,GB1208-1997(china),DL/T 725-2000 (china);
环境温度:-350C-+550C,
日平均温度:≤400C。
海拔高度:≤3000m
大气条件:大气中无严重污秽
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