本厂生产的JBK5、JBK3（63VA-5000VA）系列控制变压器，100%纯铜线制造。经欧盟机构检测，符合有关技术要求，获许使用认证标志。产品适用于频率50-60HZ，电压1000V以下的电路中。常作为机床及机械设备中局部照明及控制线路电源。质量稳定、性能可靠、外型美观、标志清晰。

   This factory production s JBK5, JBK3 (63VA-2500VA) the series control transformer, after the European Union authoritative organization examination, meets the related specification, attains permits uses CE to authenticate the symbol. The product is suitable for frequency 50-60HZ, in the voltage 1000V following electric circuit. Often as in engine bed and mechanical device local lighting and control wiring power source. The quality is stable, the perform reliably, the outlook are artistic, the sign is clear.