zone 1 ex proof ventilation fan 315mm

{"cid":"91201957","title":"Zone 1 Ex-Proof Ventilation Fan 315mm Blade Large Volume High Pressure Air Axial Flow","imgUrl":"https:\/\/img.ismap.com\/nimg\/7e\/31\/cb3f2df662639d47335a83e3c728-200x200-1.jpg","attrs":{"Price":"USD63.5-USD103.9","Brand Name":"Crown Extra","Model Number":"BAF","Minimum Order Quantity":"1","Delivery Time":"2-5days for sample order,7-15days for bath order","Certification":"CE,RoHS,ATEX","Place of Origin":"Changzhou,Jiangsu,China","Payment Terms":"T\/T, D\/A, D\/P, Western Union, MoneyGram","Supply Ability":"50000PCS\/Month","Packaging Details":"Carton box","Porduct Name":"Large Volume High Pressure Industrial Exhaust Portable Ventilation Air axial flow Blower Fan","Size of blade(mm)":"315; 400; 500; 600","Power consumption [W":"2","Air volume [m\u00b3\/min":"2","Ex rate":"Ex d IIB T4 Gb","Degree of protection":"IP54","Use Area":"Zone 1&2, Zone 21&22","Description":"With explosion-proof motor","Optional":"Different impeller speed or motor power, air flow for choice BFC"}}