1,submersible deep well pump manufacturer 2, Flow:2-1000m3/hr 3, ... -2850r/min 5,ISO,CE 1,QJ Series vertical submersible deep well pump tech parameter :a) Caliber: DN150-DN400mmb) Flow: ... f) Working temperature: ≤20°C 2,Main featuresa) Submersible motor adapts YQS type water-filled wet structure, internal ... collar, mainly for sustaining remnant axial force of pump and the empty weight of motors rotor.e) ...