... 2, In=100KA, Imax=150KA 3, module design, 3phase 4 wire lightning arrestor1, CE certified; ISO9001-2000 & IEC61643 standards2, In= ... 100KA, Imax=150KA3, module design, 3 phase 4 wire system TNR-B series surge protector devices are applicable to ... electric equipment, TT, TN etc power supply system. MOV technical data:Rated voltage(V~)220/380Continuous voltage (V~)385/420Standard discharge current(KA ...