Residual-current device is a generic term covering both RCCBs and RCBOs.
Read more about Residual-current Device: Purpose and Operation, Typical Features, Form Factors, Combined With Overcurrent Devices, Testing, Limitations, History and Nomenclature, Regulation and Adoption
Famous quotes containing the word device:
“Syntax is the study of the principles and processes by which sentences are constructed in particular languages. Syntactic investigation of a given language has as its goal the construction of a grammar that can be viewed as a device of some sort for producing the sentences of the language under analysis.”
—Noam Chomsky (b. 1928)