Datasheet: 6" Digester Hydraulic Submersible Pump & 400D* Power UnitSource: BakerCorp
The hydraulic power unit (HPU) is located high above the pump and connected via hydraulic hoses. The pump is submerged in the liquid being pumped and is powered by circulating hydraulic fluid. Suction lift and priming are not considerations. This pump can run dry without damage.