DJF(b) series double shutters type galvanized box

DJF(b) series double shutters type galvanized box fan/chicken house fanchicken house fan 1. Fan frame has made in automatic process line, especially thick galvanized layer with extremely corrosion resistance. 2. High strength aluminum-magnesium alloy, reasonable angle, biggest air flow. 3. High precise microcomputer aided manufactured system, noise testing, running testing, speed rate testing, total affection testing. 4. Different materials upon customers demand, iron, FPR, ABS engineer plastic. could unload the safe net easily as the CAD optimized. 5. Adopt automatic belt tensioned so that it will not pine and drop and reduce the failure rate. Double shutter exhaust fan Model Specification Blade diameter mm Blade speed rpm Motor speed rpm Air flow M³/H Pressure Pa Noise Decibels Import Power W Rated voltageV Highm m Width mm Thick mmDJF(b)-830 720 600 14001800060≤60370380830830370DJF(b)-900 750 590 14002000065≤65370380900900370DJF(b)-1000 900 570 14002600070≤7055538010001000370DJF(b)-1100 1000 550 14002800070≤7055538011001100370DJF(b)-1220 1100 430 14003000073≤7075038012001200370DJF(b)-1380 1250 410 14003500056≤7075038013001300370DJF(b)-1530 1400 300 14004400060≤70110038015301530370