Искровой промежуток Для штыревых изоляторов SDI20.3 Ensto

Used on straight line crossarms for a power arc protection. The set includes the arc protection device SEW20.1 and the power arc horn set PSS715. The distance between the peaks is 100 - 150 mm at 24 kV. Short circuit current: Arc test 2 10 kA, 1 s Short circuit test: I1s = 11.5 kA, 1 s / Idyn = 29 kA