... various sewer man-hole,drain wells and sediment wells. vacuum suction sewage truck advantages: 1. Cylinder tank with big diameter ... pressure of tank :-0.9bar/+0.5bar 3.Vacuum pump import from Germany,power 55kw,capacity 2200m2/ ... import from Germany,power 80kw,capacity 2701/min 5.Suction pipeline system with big diameter: φ150 6.High ... has the high rate performance/price. 8CBM vacuum suction sewage truck