产品详情
SCONINC变换器SCONI-1000L-227Y,出售云永WYZS-102HDAEYEON转换器;DY-LSC-11AAY DY-LSC-12AAY DY-LSC-13AAY DY-LSC-14AAY DY-LSC-15AAY DY-LSC-16AAY
DAEYEON转换器;DY-LSC-1AAAY DY-LSC-1BAAY DY-LSC-1CAAY DY-LSC-1DAAY DY-LSC-1OAAY
DAEYEON转换器;DY-LSC-21AAY DY-LSC-22AAY DY-LSC-23AAY DY-LSC-24AAY DY-LSC-25AAY DY-LSC-26AAY
DAEYEON转换器;DY-LSC-2AAAY DY-LSC-2BAAY DY-LSC-2CAAY DY-LSC-2DAAY DY-LSC-2OAAY
DAEYEON转换器;DY-LSC-31AAY DY-LSC-32AAY DY-LSC-33AAY DY-LSC-34AAY DY-LSC-35AAY DY-LSC-36AAY
DAEYEON转换器;DY-LSC-3AAAY DY-LSC-3BAAY DY-LSC-3CAAY DY-LSC-3DAAY DY-LSC-3OAAY
DAEYEON转换器;DY-LSC-41AAY DY-LSC-42AAY DY-LSC-43AAY DY-LSC-44AAY DY-LSC-45AAY DY-LSC-46AAY
DAEYEON转换器;DY-LSC-4AAAY DY-LSC-4BAAY DY-LSC-4CAAY DY-LSC-4DAAY DY-LSC-4OAAY
DAEYEON转换器;DY-LSC-51AAY DY-LSC-52AAY DY-LSC-53AAY DY-LSC-54AAY DY-LSC-55AAY DY-LSC-56AAY
DAEYEON转换器;DY-LSC-5AAAY DY-LSC-5BAAY DY-LSC-5CAAY DY-LSC-5DAAY DY-LSC-5OAAY
退磁检查电流互感器在电流突然下降的情况下,互感器铁芯可能产生剩磁。如电流互感器在大电流情况下突然切断电源、二次绕组突然开路等。互感器铁芯有剩磁,使铁芯磁导率下降,影响互感器性能。长期使用后的互感器都应该退磁。互感器检验前也要退磁。退磁就是通过一次或二次绕组以交变的励磁电流,给铁芯以交变的磁场。从0开始逐渐加大交变的磁场(励磁电流)使铁芯达到饱和状态,然后再慢慢减小励磁电零,以剩磁。对于电流互感器退磁,一次绕组开路,二次绕组通以工频电流,从零开始逐渐到一定的电流值(该电流值与互感器的设计测量上限有关,一般为额定电流的20-50%左右。可以电流互感器电流互感器这样判断,如果电流突然急剧变大。
DAEYEON转换器;DY-LSC-61AAY DY-LSC-62AAY DY-LSC-63AAY DY-LSC-64AAY DY-LSC-65AAY DY-LSC-66AAY
DAEYEON转换器;DY-LSC-6AAAY DY-LSC-6BAAY DY-LSC-6CAAY DY-LSC-6DAAY DY-LSC-6OAAY
DAEYEON转换器;DY-LSC-A1AAY DY-LSC-A2AAY DY-LSC-A3AAY DY-LSC-A4AAY DY-LSC-A5AAY DY-LSC-A6AAY
DAEYEON转换器;DY-LSC-AAAAY DY-LSC-ABAAY DY-LSC-ACAAY DY-LSC-ADAAY DY-LSC-AOAAY
DAEYEON转换器;DY-LSC-B1AAY DY-LSC-B2AAY DY-LSC-B3AAY DY-LSC-B4AAY DY-LSC-B5AAY DY-LSC-B6AAY
DAEYEON转换器;DY-LSC-BAAAY DY-LSC-BBAAY DY-LSC-BCAAY DY-LSC-BDAAY DY-LSC-BOAAY
DAEYEON转换器;DY-LSC-C1AAY DY-LSC-C2AAY DY-LSC-C3AAY DY-LSC-AAY DY-LSC-C5AAY DY-LSC-C6AAY
DAEYEON转换器;DY-LSC-CAAAY DY-LSC-CBAAY DY-LSC-CCAAY DY-LSC-CDAAY DY-LSC-COAAY
DAEYEON转换器;DY-LSC-D1AAY DY-LSC-D2AAY DY-LSC-D3AAY DY-LSC-D4AAY DY-LSC-D5AAY DY-LSC-D6AAY
DAEYEON转换器;DY-LSC-DAAAY DY-LSC-DBAAY DY-LSC-DCAAY DY-LSC-DDAAY DY-LSC-DOAAY
DAEYEON转换器;DY-LSC-O1AAY DY-LSC-O2AAY DY-LSC-O3AAY DY-LSC-O4AAY DY-LSC-O5AAY DY-LSC-O6AAY
DAEYEON转换器;DY-LSC-OAAAY DY-LSC-OBAAY DY-LSC-OCAAY DY-LSC-ODAAY DY-LSC-OOAAY
DAEYEON转换器;DY-LSC-11ABY DY-LSC-12ABY DY-LSC-13ABY DY-LSC-14ABY DY-LSC-15ABY DY-LSC-16ABY
![SCONINC变换器SCONI-1000L-227Y,出售云永WYZS-102H](http://myvip1.jdzj.com/UserDocument/mallpic/lixun98/Picture/201130142208111.jpg)
软启动器是一种集软启动、软停车、轻载节能和多功能保护于一体的电机控制装备。实现在整个启动中无冲击而的启动电机,而且可根据电动机负载的特性来调节启动中的各种参数,如限流值、启动时间等。中文名软启动器外文名Softstarter作用实现整个启动中无冲击而功能软启动、软停车、轻载节能目录1历史沿革2发展趋势3主要分类4相关原理?工作原理?启动?节能原理?运行?控制原理5功能特点?主要功能?主要应用?主要特点?性能特点6产品区别7维修检查历史沿革编辑软启动器于20世纪70年代末和80年代初投入市场,软启动器(图7)软启动器(图7)填补了星-三角启动器和变频器在功能实用性和价格之间的鸿沟。软启动器(图10)软启动器(图10)软启动器从本质上是一种能够自动控制的降压启动器,由于能够任意调节输出电压,作电流闭环控制,因而比的降压启动(如串电阻启动,自耦变压器启动等)有更多优点。例如满载启动风机水泵等变转矩负载、实现电机软停止、应用于水泵能完全水锤效应等。功能特点编辑主要功能过载保护功能:软起动器引进了电流控制环,软启动器(图11)软启动器(图11)因而随时跟踪检测电机电流的变化状况。通过过载电流的设定和反时限控制,实现了过载保护功能,使电机过载时,关断晶闸管并发出。缺相保护功能:工作时,软起动器随时检测三相线电流的变化,一旦发生断流,即可作出缺相保护反应。
![SCONINC变换器SCONI-1000L-227Y,出售云永WYZS-102H](http://myvip1.jdzj.com/UserDocument/mallpic/lixun98/Picture/201130142523126.jpg)