3 POLE 250A FUSE SWITCH, B1-B3 FUSE; Fuse Size Held:B1, B2, B3; No. of Fuses:1 Fuse; No. of Poles:-; Contact Current AC Max:250A; Contact Voltage AC Max:690V; Switch Terminals:Cable; Contact Configuration:3PST; Product Range:-; Current Rating:250A; No. o