Izugbe
XJ3-D agba ọdịda na frasi usoro nchebe ọsọ agba anọ na-eji na-enye overvoltage, undervoltage na frasi ọdịda nchebe na atọ-phase AC sekit na-adọ usoro nchebe na irreversible nnyefe ngwaọrụ na atụmatụ a pụrụ ịdabere na arụmọrụ, obosara ngwa na adaba ojiji.
Ihe nchekwa ahụ na-amalite ịrụ ọrụ mgbe ejikọtara ya na sekit njikwa ike dịka eserese ahụ.Mgbe fuse nke akụkụ ọ bụla nke sekit nke atọ na-emeghe ma ọ bụ mgbe enwere ọdịda nke usoro na sekit ọkụ eletrik, XJ3-D na-arụ ọrụ ozugbo iji chịkwaa kọntaktị iji bepụ ọkụ eletrik nke AC contactor coil. isi sekit nke mere na kọntaktị bụ isi nke AC contactor na-arụ ọrụ iji nye ibu na-adọ ọdịda nchebe.
Mgbe a na-ejikọta akụkụ nke ngwaọrụ a na-apụghị ịgbagha agbagha nke atọ nke nwere usoro nhazi oge a kara aka na-ezighị ezi n'ihi nrụzi ma ọ bụ mgbanwe nke sekit ọkụ eletrik, XJ3-D ga-achọpụta usoro nke usoro ahụ, kwụsị inye ike na sekit ọkọnọ ike ma nweta ihe mgbaru ọsọ ahụ. nke ichekwa ngwaọrụ.