Descarcator de supratensiuni,AC,cl.2,elem.modular inlocuibil TTV2-60-3P 230/400 V, 50 Hz, 30/60 kA (8/20 us), 3P

Descarcator de supratensiuni,AC,cl.2,elem.modular inlocuibil TTV2-60-3P 230/400 V, 50 Hz, 30/60 kA (8/20 us), 3P REDIRECT