![YW-DB多功能电(sh)力A? src=]()
一Q?span style="font: 7pt "Times New Roman""> 概述
YW-DB多功能电(sh)力A表是一U具有测量、显C、数字通讯{多U功能于一体的?sh)力仪表。通过对电(sh)|中的电(sh)压、电(sh)回路的交流采样Q经q运处理后实现对电(sh)|中三相?sh)压、三相电(sh)、和有功功率的高_ֺ量和显C，有功?sh)能脉冲输出Q?/span>4路可~程开关量输入Q选用Q，开关量输出Q选用Q，q具?/span>RS485接口?/span>
二． 主要功能和技术参?/span>
?/span> 适用范围Q适用于适用于三怸U?/span>/三相四线接线方式Q标?/span>PT?/span>CT输入?/span>
?/span> 输入?sh)压Q?/span> 输入范围Q?/span>AC 10-400VQ?/span> 额定?sh)压Q?/span>220V?/span>
?/span> 输入甉|Q?/span> 输入范围Q?/span>AC 0-5AQ?/span> 额定甉|Q?/span>5A?/span>
?/span> 甉|、电(sh)压、有功功率、功率因数、频率、有功电(sh)能以?qing)?sh)度计量?/span>
?/span> 量_ֺQ电(sh)?/span>/ ?sh)压高?sh)0.5Q，有功/无功?sh)能高?sh)0.5Q?/span>
?/span> 3 ?/span>4 ?/span> LED 数码昄H口、多U电(sh)量实时显C?/span>
?/span> 标准RS-485 通讯接口?/span>
?/span> 供电(sh)甉|Q?/span>AC 220V。功耗：(x)<10W?/span>
?/span> 外Ş寸96mm×96mm×83mm?/span>
?/span> 安装寸 91mm×91mm?/span>
