1391B-ESAA45-AQB
1391B-ESAA45-AQB
1391B-ESAA45-AQB
软启动器结合了电力电子技术、自动控制技术和单片机技术,是专为三相异步电动机设计的一种全数字智能化启动设备。其基本原理是通过对功率器件即可控硅的控制而实现对电动机的启动和停止控制,采用电压斜率的工作原理,控制输出给电动机的电压从可整定的初始值经过可整定的斜率时间上升到供电全压。因此降低了对电动机电源的容量要求,并减少对供电电网的影响和机械传动的冲击。软启动器采用三相反向并联的晶闸管作为调压器,将其接入电源和电动机定子之间。这种电路类似三相全控桥式整流电路,通过内部的单片机调整改变触发脉冲的触发时间来改变触发角的大小,进而调节加到定子绕组上的端电压。
& 公司全称 : 厦门泰尼电气有限公司
& 销售代表 : 小黄
& 洽谈电话 :
&手机:
& 商务 QQ : 2917675397
& 传真(FAX): (请注明,01006收)
& 公司地址 : 厦门市海沧区海沧街道滨湖一里7号
& 公司网址 : www.xmtaini.com
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