DIN EN 61481/A2:2006 Live working - Portable phase comparators for use on voltages from 1 kV to 36 kV a.c. (IEC 61481:2001/A2:2004, modified); German version EN 61481:2001/A2:2005
2015DIN EN 61481-1:2015 Live working - Phase comparators - Part 1: Capacitive type to be used for voltages exceeding 1 kV a.c. (IEC 61481-1:2014); German version EN 61481-1:2014
2003DIN EN 61481/A1:2003 Live working - Portable phase comparators for use on voltages from 1 kV to 36 kV a.c. (IEC 61481:2001/A1:2002); Amendment A1; German version EN 61481:2001/A1:2002
2002DIN EN 61481:2002 Live working - Portable phase comparators for voltages of 1 kV to 36 kV a.c. (IEC 61481:2001); German version EN 61481:2001