Attributes . limits for harmonic current emissions class A conforming to IEC 61000-3-2 || electrostatic discharge level 4 conforming to IEC 61000-4-2 || conducted RF disturbances level 3 conforming to IEC 61000-4-6 || magnetic field at power frequency level 4 conforming to IEC 61000-4-8 || conducted and radiated emissions class B conforming to EN 55022 . Names