降压变压器低压AC电源提供照明,仪器仪表和其他使用交流电在一个较低的电压的电路。
Step down transformers provide low voltage AC power for lighting, instruments and other circuits that use alternating current at a lower voltage.
早在上世纪80年代,带变压器的低压照明已经是新技术了,而现在,我们就差没在每个灯光装置里面置入一台“电脑”来控制所用的LED灯了!
Back in the 80s low voltage lighting with transformers was new technology, now we are close to having a computer inside every light fitting to control LEDs!
当电网电压和频率的变化时,分析了电动机、变压器、控制及保护系统、照明系统、通信导航设备等受电器工作的可靠性。
When the variation of bus-bar voltage and frequency occurs, the reliability of electric motors, transformers, control and protection system is analyzed in this thesis.
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