远光JBK4系列机床控制变压器适用于交流50-60HZ，一般输入额定电压 不超过660V，输出额定电压不超过230V的电路中，作为各行各业的机械设备，一般电器的控制、照明和信号灯的电源之用。本系列变压器是参考德国西门子公司样机制造的新品，符合GB5226，JB/T5555-201，VDE0550-1-3，IEC204-1，IEC-439等有关国家、国际标准JBK4 series transformers are used in the 50-60HZ ac circuit of input voltage lessthan 660V and output voltage less than 230V as machine equipment in various area for controlling the power of electrical equipment , lighting and Signal lamp. This series transformer is developed according to SIEMENS samples. It conforms to GB5226,JB/T5555-201,VDE0550-1-3, IEC204-1,IEC-439.