The International Electrotechnical Committee recently released the first edition of IEC 62599-2:2010, which applies to the immunity requirements of the components of alarm systems.Equipment within the scope of this standard should be designed in order to operate satisfactorily in the environmental electromagnetic conditions of residential, commercial, light industrial and industrial environments, the standard says. This implies particularly that it should be able to operate correctly within the conditions fixed by the electromagnetic compatibility levels for the various disturbances on the low voltage public supply system as defined by IEC 61000-2-2.View a preview from the IEC.