IEC 61643-12:2020 describes the principles for selection, operation, location and coordination of SPDs to be connected to 50 Hz to 60 Hz a.c. and to d.c. power circuits and equipment rated up to 1 000 V r.m.s. or 1 500 V d.c. Specific change with respect to the previous edition is the incorporation of Amendment 1, which was not published separately due to the number of changes and pages.
IEC 61643-12 Ed. 3.0 b:2020
Original price was: $512.00.$256.00Current price is: $256.00.
Low-voltage surge protective devices – Part 12: Surge protective devices connected to low-voltage power systems – Selection and application principles
International Electrotechnical Commission , 05/07/2020
Pages: 433
