3 WIRE, 3 PHASE, 600 VOLT 60 AMP FUSIBLE BUS PLUG. Style : Fusible. Continental Electric,Arrow Hart, bus plug, Continental, type PFA, 3PH, 3W, 600V, 60A, 200kA@480V, , fusible, accepts class R,H,K fuses, suitable for use with BD Series Bulldog aluminum & copper busway systems.