UNE-EN 61000-2-12:2004 Electromagnetic compatibility (EMC) -- Part 2-12 : Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
2004UNE-EN 61000-2-12:2004 Electromagnetic compatibility (EMC) -- Part 2-12 : Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems