Cabinet Opening Size: 9″ high x 11″ wide Electrical: Blast Wheels: 30 HP, 40 amps (2ea). Bucket Elevator: 15 HP, 21 amps. Auger: 10 HP, 14 amps. Conveyor: 1 HP, 2.1 amps. DC: 5 HP, 7.6 amps. Aux Hopper: 1 HP, 1.5 amps. Scalp Drum: 7.5 HP, 11 amps. Roller Drive: 3 HP, 4.5 amps. Full Load Amp Capacity: 141.7 amps Air Requirements: Blast Machine: 90 PSI x@.25 SCFM Dust Collector: 90 PSI @ 7 SCFM