该电表为磁电系和电磁系两种,适用于安装在各类自动控制系统和配电系统的显示面板和大 型关板上指示相关电参数 ,如:交直流电流电压,功率因数,功 率,频率,展开电压和过载电流等。产品性能符合GB7676-98标准。 The meters may be of moving-coil tape and moving-iron type,when mounted in all Kinds of displaying panels and large size switchboards of Auto-mation Systems and Distriibution systems,suitable for indicating the rele vant electrical parameters ,such as AC/DC currents,cosφ,W,Var,Hz,etc. The specifications are in agreement ment GB7676-98.