DJF type industrial exhaust fan

DJF type industrial fan (swung drop hammer exhaust fan) 1)The fan blade is stainless steel , big air volume, without distortion, no broken, attractive and durable.( adopting aluminum fan blade in the past, which had some problems caused by long time working of metal in the factory cooling, for example broken and air volume decreasing) 2)Adopts automatic belt tensioners which can adjust up and tight so that the belt cant pine and drop 3)The strap wheel adopts more stiffening rib and processed by sandblasting, become attractive, eliminate the internal stress and increase own emphasis efficiently; France imported axletree(bearings), high intensity, low noise, long service life.4)Variety sizes of shape and install conveniently. 5) Size of shape(blade): 780mm*780mm*420mm(27)830mm*830mm*400mm(30)900mm*900mm*400mm(31)1000mm*1000*400mm(39)1100mm*1100mm*400mm(40)1220mm*1220mm*400mm(43)1380mm*1380mm*400mm(50)1530mm*1530mm*400mm (55)eight kinds. 6)We can manufacture A type strap or B type belt according to the sale of dealer, and satisfy different needs of customers. 7)SANHE fans were adjusted by advanced computer balancing tester, to smooth operating, reduce noise, enhance stability, extend service life.Swung drop hammer exhaust fan Model Specification Blade diameter mm Blade speed rpm Motor speed rpm Air flow M³/H Pressure Pa Noise Decibels Import PowerW Rated voltageV High mm Width mm Thick mmDJF(a)-620 500 1400 1400 5700 50 ≤70 150/ 370 220/ 380 620 620 400DJF(a)-780 710 960 9602300075≤70750380780780420DJF(a)-830 720 660 14002200060≤60550380830830400DJF(a)-900 750 630 14002800065≤65370380900900400DJF(a)-1000 900 610 14003000070≤7075038010001000400DJF(a)-1100 1000 600 14003250070≤7075038011001100400DJF(a)-1220 1100 460 14003800073≤7075038012001200400DJF(a)-1380 1250 439 14004400056≤70110038013001300400DJF(a)-1530 1400 325 14005580060≤70150038015301530400