... Vacuum load break switch with fuse, range 24kV, 36kV, 630A,1250A FZ(R)N-40.5(24kV available) vacuum disconnect load break switch(Short for LBS, load switch ... or switch disconnector) and fuse combination apparatus ... of GB16927, IEC420 & IEC62271-105. Indoor Vacuum Load break switch(load switch, switch disconnecter,LBS)