A-4 ComplianceAC30 series Variable Speed InverterEMC COMPLIANCEWARNINGIn a domestic environment, this product may cause radio interference, in which case supplementary mitigation measures may berequired.DefinitionsCategory C1PDS (Power Drive System) of rated voltage less than 1000V, intended for use in the first environmentCategory C2PDS (Power Drive System) of rated voltage less than 1000V, which is neither a plug in device nor a movable device and, when used in the firstenvironment, is intended to be installed and commissioned only by a professional.Note: A professional is a person or an organisation having necessary skills in installing and/or commissioning power drive systems, including their EMC aspects.Category C3PDS (Power Drive System) of rated voltage less than 1000V, intended for use in the second environment and not intended for use in the firstenvironment.Category C4PDS (Power Drive System) of rated voltage equal to or above 1000V, or rated current equal to or above 400A, or intended for use in complexsystems in the second environment.First EnvironmentEnvironment that include domestic premises, it also includes establishments directly connected without transformers to a low-voltage powersupply network which supplies buildings used for domestic purposes.Note: Houses, apartments, commercial premises or offices in a residential building are examples of first environment locations.Second EnvironmentEnvironment that includes all establishments other than those directly connected to a low-voltage power supply network which supplies buildingsused for domestic purposes.Note: Industrial areas, technical areas of any building fed from a dedicated transformer are examples of second environment locations.