90°HZ频率表021-56041298。1352441198190°HZ频率表型号:BE-96,BE-72,BE-48精度:1.0电压:100V220V380V440V频率:45~55Hz,45~65Hz,55~65Hz,阻燃：外壳用阻燃塑料材料制成（符合UL-94V0标准）安装深度：***大43mm型号ABCDEF开孔BE-4848443917205.546X46BE-72726636.51717.5668X68BE-808075441420576x76BE-969690451717.5692X92BE-1441441364517207140x140)