Submersible pumps DMLV – DMLVF BATCH ( VORTEX impeller )

SUBMERSIBLE SEWAGE PUMPS (VORTEX)
in cast ironAPPLICATIONS
• Evacuation of civil and industrial waste waters
• Treating liquid manure
• Draining sub-layer zones
• Generally moving foul waste liquids also containing solid substances
and/or suspended filamentary substances
• Emptying seepage water
• Moving sewage (sanitary services)
• Emptying cesspits

TECHNICAL DETAILS
• Equipped with vortex impeller
• Shaft seal upper and lower part (DMLV)
• Turbolence less in oil chamber (DMLV)

PUMP TECHNICAL DATA
• Maximum temperature of the liquid: 40°C
• Max solids size for passage: 80÷100mm (DMLV)
• Max solids size for passage: 30÷100mm (DMLVF)
• Max fibers length: 400mm (80DMLV) 500mm (100DMLV)
• Flanges: DN80, DN100 (DMLV)
1”1/4 (32DMLVF), DN50, DN55, DN65, DN80,
DN100, DN150 (DMLVF)

MOTOR TECHNICAL DATA
• Air filled dry submersible 4 poles motor (DMLV)
Air filled dry submersible 2/4/6 poles motor (DMLVF)
• Insulation class F (DML )
• Insulation class H (DMLVF)
• Protection degree IP68
• 380-415-10380-415V -10+6%, 50Hz (DMLV 2,2 kW) threephase voltage
380-415±10%, 50Hz (DML 3,7÷22 kW) threephase voltage
230±10%, 50Hz (DMLVF) singlephase voltage
400/690V±10%, 50Hz (DMLVF) threephase voltage
• Power up to 22kW (DMLV)
up to 35,7 kW (DMLVF)

MATERIALS
• Pump casing, vortex impeller, elbow in cast iron
• Shaft in AISI 403 (DMLV) and AISI 420B (DMLVF)
• Mechanical seal: SiC/SiC/NBR (pump side) (DMLV)
Carbon/Ceramic/NBR (motor side)(DMLVF)
Carbon/Ceramic/NBR (pump side)(32DMLVF)
SiC/SiC/NBR (pump side) (DMLVF except 32DMLVF)
Carbon/ Ceramic/NBR (motor side)(DMLVF4.6kW and above)