The feeder pillar design involved an open frame, supporting bus bars, a pole-operated disconnector (isolator) for the incoming circuit and outgoing fuse ways which are mounted in insulated carriers. FSP is made from M.S. Sheet 2.0 mm & M.S. Angel 40X5 mm Aluminum bus bar 50X10 mm fitted with 800 Amp, 400 Amp. Switch, 250 A HRC Fuse Base. With Fuse Link with powder coating Siemens Gray.