Mechanical Interlock Device Circuit Breaker Amp Rating Not Applicable Circuit Breaker Type Not Applicable Current Rating 30 A Fuse Protection Fused Fuse Type Class J Locking Handle No NEMA Enclosure Rating 12 4X Number of Poles 4 Number of Wires 3 Voltage Rating 208/240/480/600V AC Compatible Plug Manufacturer Part Number Not Applicable Disconnect Switch Yes For Maximum Cable Diameter Not Applicable For Minimum Cable Diameter Not Applicable Grounding Grounded