韩国龙声电机株式会社(yongsung electric co;ltd)型号齐全，价格优惠：
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互感器又称为仪用变压器，是电流互感器和电压互感器的统称。
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固态继电器的输入端用微小的控制信号，达到直接驱动大电流负载。
led灯是一块电致发光的半导体材料芯片，用银胶或白胶固化到支架上，然后用银线或金线连接芯片和电路板，四周用环氧树脂密封，起到保护内部芯线的作用，---安装外壳，所以 led 灯的抗震性能好。
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光电开关物体不限于金属，所有能反射光线或者对光线有遮挡作用的物体均可以被检测。
简称可控硅调功器。又称晶闸管调功器，晶闸管调整器，晶闸调压器，可控硅调压器，可控硅调整器具有---、无机械噪声和磨损、响应速度快、体积小、重量轻等诸多优点。
变压器电路符号常用t当作编号的开头.例: t01, t201等。
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