PROTECTIVE CIRCUIT FOR POWER FACILITIES

摘要

PROBLEM TO BE SOLVED: To suppress an excess voltage to be applied to a power shut-off element. ;SOLUTION: The protective circuit 20 for power facilities to bypass the current when cut off by a breaker 10 comprises a rectifier and a capacitor 23 connected in series with the rectifier, in such a manner that the rectifier has a plurality of semiconductor rectifiers 21 connected in series with each other.;COPYRIGHT: (C)2001,JPO