BK节能经济可靠耐用环保静音JN二级电固系列排气压力排气量电机功率排气接口排气接口外形尺寸(Mpa)(m3/min)(KW)产品型号G3/4200800×620×8000.81.27.5G3/4200880×510×800BK系列BK7.5-8G0.81.27.5G1250700×670×1250BK7.5G-80.81.711G1250700×670×1250BK11-81.01.511G1250700×670×1250BK11-101.31.211G12801000×670×1090BK11-130.81.711G1270700×670×1250BK11-8G0.82.415G1270700×670×1250BK15-81.02.215G1270700×...