Mwachidule:
HXGN17-12 bokosi lokhazikika la AC zitsulo-lotsekedwa switchgear (lomwe limatchedwa ring main unit) limavotera pa 12kV.Zida zamagetsi za AC high-voltage ndi ma frequency ovotera a 50Hz zimagwiritsidwa ntchito kwambiri pamagawo atatu a AC ring network, network yogawa ma terminal ndi zida zamagetsi zamafakitale kulandira ndikugawa mphamvu zamagetsi ndi ntchito zina.Ndiwoyeneranso kuyika zida zamabokosi amtundu wa bokosi.