4-72离心通风机可输送空气和不自燃的.对人体无害的.对钢材无腐蚀性的气体。具有良好的气动性能.运转平衡.振动小.效率高.寿命长等特点。广泛适用于工矿企业.大型建筑物.宾馆酒楼等室内通风换气。B4-72为防爆型离心式通风机，主要由铝叶轮.机壳.进风口等部分与防爆电机组成可作为易燃挥发性气体的通风换气之用，其性能与尺寸同于4-72型。F4-72型为防腐型离心通风机，主要由不锈钢（或玻璃钢）材质制成的叶轮.机壳.进风口等部分与电机组成，可用于输送腐蚀性气体，其性能与按装尺寸同于4-72型。机号No转速r/min流量m3/h全压pa内功率kw所需功率kw4-72No2.8A29001131-2356606-9940.45-0.570.67-0.804-72No3.2A29001688-3517792-13000.88-1.131.23-1.474-72No3.2A1450844-1758198-3240.11-0.140.16-0.214-72No3.6A29002664-5268989-15781.56-1.952.03-2.5214501335-2634247-3930.20-0.240.29-0.364-72No4A29004012-74191320-20142.89-3.493.47-4.1914502006-3709329-5010.36-0440.54-06629005712-105621673-25545.21-6.306.00-7.244-72No4.5A14502856-5281416-6340.65-0.790.91-1.104-72No5A29007728-154552019-31878.72-11.2210.02-12.9014503864-7728502-7901.09-1.401.42-1.824-72No6A14506677-13353724-11392.71-3.493.25-4.199604420-8841317-4980.79-1.011.10-1.404-72No6D14506677-13353724-11392.71-3.453.32-4.279604420-8841317-4980.79-1.011.12-1.354-72No8D145015826-293441490-203211.42-14.7113.41-17.2696010478-19482651-8873.32-4.274.06-5.237307968-14773376-5121.46-1.881.93-2.494-72No10D145040441-566052523-320241.00-46.8648.12-54.9896026775-374761104-139511.9-13.6013.96-15.9673020360-28497637-8055.23-5.926.14-7.024-72No12D96046267-647591593-201329.61-33.8434.75-39.7173035182-49244919-116013.02-14.8815.28-17.46