This drawing is the electrical control schematic diagram of the cast iron machine, which is a kind of equipment for casting pig iron. The drawings include: power supply system diagram of cast iron machine, electrical control schematic diagram of cast iron machine, control schematic diagram of cast iron mixer, control schematic diagram of cast iron machine clean water pump, control schematic diagram of cast iron machine shotcreting machine, electrical diagram of cast iron machine, design instructions, electrical material list, outgoing line diagram of low-voltage distribution panel, operating console