Features Specifications:Sell Electric Dust Sweeper  Electric Dust Sweeper  This product is a kind of sweeper for road and yard; more specifically, it is a kind of electric multifunction sweeper without pollution and noise. The triple wheel multifunction electric sweeper stated concludes frame, front wheel gear steering, integrated rear axle, lifting roller, lifting disc brush and garage collecting box. The front wheel gear steering is set before the frame, and integrated rear axle after the frame; the lifting roller is set on the front part of the frame, the lifting roller and garage collecting box are in the middle of the frame; and the collecting point of the garage collecting box is opposite to the lifting roller. This product provides the customers for more complete cleaning functions, especially for stadium, hospital, supermarket, working shop, housing estate, station, airport, yard and other flat and small places with strict request for exhausting and noise. Item JZ145-1  Operating dimensionL×W×H 2100×1400×1250mm  Rated voltage 48V  Battery capacity 120Ah(2hr)  Fan size Brushless 350W  Size of main motor Brushless 1000W  Size of broom motor  Brushless 180W×2  Size of roller brush motor Brushless 550W  Size of air pump motor Brushless 500W  Operating current of fan 9A  Operating current of main motor 7.8A  Operating current of broom  0.9×2A  Operating current of broom motor  11.5A  Operating current of aim pump  12A  Gross operating current  32A  Theoretical working time  3.75 h  Actual working time 6 h  Size of charger  48V20A three-section type  Quality of complete vehicle  kg  Diameter of broom 460mm  Diameter of roller brush 280mm  Minimum size for replacement of roller brush 230mm  Sweeping area  1.75m2  Sweeping width of main brush 1400mm  Filtering area 1m2  Maximum active sweeping area 10800m2/h  Volume of dirt box 40L  Maximum sucker height  5mm  Maximum sucker weight   Time for zero load with full charging 8 h  Charging time  8 h  Maximum power consumption for one-time charging 7.8kW/h  Work noise 62db(A)  Low-voltage protection point 42±0.5V  Adjustable height of front fork 60mm Model JZ145-1 Road Sweeper Using Cost Economic Analysis  Model JZ145-1 Road Sweeper Hand sweeping Needed Number(p) 2(include an assistant) 16 Monthly Wages of Urban Cleaner(yuan) 1200(1000 for the assistant) 1200 Annual Salary of Urban Cleaner(yuan) (1200+1000)*12=26400 1200*16*12=230400 Daily Power Consumption (yuan) 7 Annual Power Consumption(yuan) 7*30*12=2520 Monthly Brush Sweeper and Tool Cost(yuan) 300 30/Human*16=480 Annual Sweeper and Tool Cost(yuan) 300*12=3600 480*12=5760 Annual Sweeper Maintenance Fee(yuan) 5000 Annual Sweeper Depreciation Fee(yuan) 15000 Annual Cleaning Area(ten thousand square meters) 3133.44 3133.44 Total Annual Expense(yuan) 52520 236160