About: http://webisa.webdatacommons.org/211324695

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	The relays play an important role in isolating the controlling circuit and PMDC motors to protect the microcontroller and other low-current devices from the relatively high-current-driven motors.
http://www.w3.org/ns/prov#wasQuotedFrom	electronicsforu.com