UNE-EN 50500:2009 Measurement procedures of magnetic field levels generated by electronic and electrical apparatus in the railway environment with respect to human exposure
2015UNE-EN 50500:2009/A1:2015 Measurement procedures of magnetic field levels generated by electronic and electrical apparatus in the railway environment with respect to human exposure
2009UNE-EN 50500:2009 Measurement procedures of magnetic field levels generated by electronic and electrical apparatus in the railway environment with respect to human exposure