| Description de l'article | Exchange protection module / exchange protection module po i e type 1+2+3 (b+c+d) according to EN 61643-11:2012 / po i 0 e 280V/7KA - exchange mov protection module. Usage as the 1ST level T1 of overvoltage protection it provides overvoltage protection for appliances installed in the main distributor in the range of T1, T2, T3 (coarse, medium and fine protection). Voltage protection level T1, T2, T3 up ≤ 1, 3 KV impulse current (10/350) IIMP 7 KA max. discharge current (8/20) imax 40 KA nominal discharge current (8/20) in 20 KA overcurrent protection GL/GG ≤ 160 A degree of protection IP20 open circuit voltage T3 uoc 10 KV |