system connection mode中文什么意思

例句与用法

1. tri-phase ac voltage display control instrument; three screen digital display; outline dimension 80160mm; rs-485 standard serial communication; tri-phase four-wire system connection mode; switch power supply; input voltage 0400v; display 0400v; tri-phase high limit alarm . 2
   三相交流电压显示控制仪:三屏数字显示;外形尺寸80160;rs-485标准串行通讯;三相四线制接线方式开关电源供电输入电压0400v显示0400v三相上限报警。
2. three phase ac reactive power display control instrument; single screen digital display; outline dimension 16080mm; no communication interface; no transmit output; three-phase four-wire system connection mode, high limit alarm low limit alarm; switch power supply; input voltage 0380v; input current 05a, display reactive power 0114.0k var
   三相交流无功功率显示控制仪:单屏数字显示外形尺寸16080无通讯接口无变送输出三相四线制接线方式，上限报警下限报警开关电源供电输入电压0380v，输入电流05a，显示无功功率0114.0kvar,
3. three phase ac active power display control instrument; single screen digital display; outline dimension 16080mm; no communication interface; no transmit output; three-phase four-wire system connection mode; high limit alarm low limit alarm; switch power supply; input voltage 0380v; input current 05a; display active power 0114.0kw . 2 . wp-le3q-c2004hlt 380v 380v, 100a 5a
   三相交流有功功率显示控制仪单屏数字显示外形尺寸16080无通讯接口无变送输出三相四线制接线方式;上限报警下限报警开关电源供电,输入电压0380v;输入电流05a;显示有功功率0114.0kw。