The Decree on Indoor Air Quality of 31 January 2019 was amended on 8 February 2024 by the addition of a “very low frequency electromagnetic radiation” component).
The Decree of the Walloon Government of 30 May 2024 therefore establishing the guide and intervention values referred to in the Decree of 31 January 2019 sets the following values:
|
Guide value |
Intervention value (value that triggers action) |
Chronic exposure |
0,4 µT |
20 µT |
Acute exposure |
– |
100 µT |
Order on operating conditions of static transformers (nominal power equal to or greater than 1.500 kVA) (1 December 2005):
- Outside the substation (permanent exposure), the value of the 50 Hz undisturbed electric field, in undisturbed regime, is limited to < 5 kV/m
- Outside the substation (permanent exposure), the value of the 50 Hz undisturbed magnetic field, in undisturbed regime, is limited to < 100 μT
See ‘Législation belge‘ for further information.
Order on stationary batteries (product of the capacity in Ah and the voltage in V greater than 10 000) (12 December 2006 (add. 22 January 2007)):
- Outside the electrical safety area of the inverter system (permanent exposure), the value of the 50 Hz undisturbed electric field, in undisturbed regime, is limited to < 5 kV/m
- Outside the electrical safety area of the inverter system (permanent exposure), the value of the 50 Hz undisturbed magnetic field, in undisturbed regime, is limited to < 100 μT
See ‘Législation belge‘ for further information.