... 0664, CEE27 and BS4293 etc., applied to the circuit of AC 50/60Hz, 240V single phase, and ... 0664, CEE27 and BS4293 etc., applied to the circuit of AC 50/60Hz, 240V single phase, and ... of pure electromagnetic type, which can break off fault circuit rapidly in order to avoid occurrence of accident. ... output power and add it differential value of protected circuit of personal electric shock is up to or ...