Mashruufka degenaanshada 300/500V, doorashada dadyada korontada waa khaan. Midhaha kala duduwan ee siiyaha ee uu kala duduwan, Waxbarashada iyo qasabka korontada. Tutaad waxaa lagu jeedaa muhiimka 300 / 500 V jiidho ah, codsashada