10HP power frequency screw air compressor, designed for industrial scenes ! The twin-screw main engine is used, and the exhaust volume reaches 1.2m3 / min ( at a pressure of 0.8MPa ), which is 30 % higher than the gas production efficiency of the same power piston machine. The motor is equipped with a 1-stage energy-efficient copper wire motor, with an operating power of 7.5kW, saving 1.2 degrees per hour, and working 8 hours a day. The annual electricity bill is more than 3400 yuan, which is efficient and energy-saving !