About: http://webisa.webdatacommons.org/321509895

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	I think is a single ph unit cause the external overload, chattering could be due to the locked compressor drawing high amps trying to star and voltage taking a dive. with the limited info provided everything is a guess.
http://www.w3.org/ns/prov#wasQuotedFrom	hvac-talk.com