MIL-DTL-24646-6 Fuse Boxes, Feeder Distribution, With Switches, Totally Enclosed, 125 Volts, Alternating Current, Single And Three Phase Buses, Single And Double Feeder, Single Phase Branches, 0-30 Ampere Midget Fuses And Snap Switches, Symbols 602, 603, 604, 605, 606, 615, 616, 617, 618