DIN EN 62053-23:2003 Electricity metering equipment (a.c.) - Particular requirements - Part 23: Static meters for reactive energy (classes 2 and 3) (IEC 62053-23:2003); German version EN 62053-23:2003
2003DIN EN 62053-23:2003 Electricity metering equipment (a.c.) - Particular requirements - Part 23: Static meters for reactive energy (classes 2 and 3) (IEC 62053-23:2003); German version EN 62053-23:2003