About: http://webisa.webdatacommons.org/245273696

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	As far as I am concerned it is only class II if the box and controls are made wholly of insulating materials i.e. wood or plastic, and then that insulated wiring is used.
http://www.w3.org/ns/prov#wasQuotedFrom	theiet.org