一、适用范围本系列产品为磁电系和电磁系两种，适用于安装在各控制系统和配电系统的显示面板和大型开关板指示相关电参数，如：交直流电流、电压，功率因数，功率，同步值、频率、展开电压和过载电流等。产品性能符合GB7676-98标准。二、主要技术参数准确度为：1.5，2.5级;使用条件：-20~+50℃;相对湿度：≤85%;耐压影响：自频定值变化&plu***n;15%，引起指示值误差不超过基本误差;机械性能：能承受加速成为30米／秒，冲击频率每分钟80-120次，二小时运输颠震;工作位置：垂直方向合使用三、电流电压表测量范围1T1-10A1T1-20A1T1-30A1T1-50A1T1-75A1T1-100A1T1-150A1T1-200A1T1-250A1T1-300A1T1-400A1T1-500A1T1-600A1T1-750A1T1-1000A1T1-2000A1T1-3000A1T1-250V1T1-300V1T1-450V1T1-500V1C2-100A1C2-200A1C2-300A1T1-10A1T1-20A1T1-30A1T1-50A1T1-75A1T1-100A1T1-150A1T1-200A1T1-250A1T1-300A1T1-400A1T1-500A1T1-600A1T1-750A1T1-1000A1T1-2000A1T1-3000A1T1-250V1T1-300V1T1-450V1T1-500V1C2-100A1C2-200A1C2-300A1T1-10A1T1-20A1T1-30A1T1-50A1T1-75A1T1-100A1T1-150A1T1-200A1T1-250A1T1-300A1T1-400A1T1-500A1T1-600A1T1-750A1T1-1000A1T1-2000A1T1-3000A1T1-250V1T1-300V1T1-450V1T1-500V1C2-100A1C2-200A1C2-300A1T1-10A1T1-20A1T1-30A1T1-50A1T1-75A1T1-100A1T1-150A1T1-200A1T1-250A1T1-300A1T1-400A1T1-500A1T1-600A1T1-750A1T1-1000A1T1-2000A1T1-3000A1T1-250V1T1-300V1T1-450V1T1-500V1C2-100A1C2-200A1C2-300A)