Newly Released IEC 61643-32:2017 for Low-Voltage Surge Protective Devices The International Electrotechnical Commission (IEC) has released IEC 61643-32:2017
IEC Releases IEC 61643-351:2016, Low-Voltage Surge Protective Devices The International Electrotechnical Commission (IEC) has released IEC 61643-351:2016