منتجات مولد الموجة الحلقية IEC61000-4-12 IEC61000-4-12 Ring wave test generator is designed according to the IEC61000-4-12, EN61000-4-12, ANSI-C62-41 and GB/T17626.12. This instrument is used for the simulative electrical network, the power 19 يونيو 2025