OPERATING RANGES Flow rates of up to: m /h Manometric head of up to: mcl Max. operating pressure: / bar Temperature range: - C to + C DN (nominal diameter) of ports: Male Max. viscosity: cst MMI L STAINLESS STEEL CENTRIFUGAL PUMPS Clean or slightly muddy liquids Corrosive fluids - Acids - Solvents Closed impellers APPLICATIONS Hm Opened impellers Pumping of clean or slightly muddy liquids in the industrial and effluent treatment sectors. All services in the process environment, unloading, abstraction and transfer of chemical products in a wide variety of fields including chemicals, petrochemicals, pharmaceuticals, nuclear... Qm /h ADVANTAGES High manometric head. Requires little space. Standardised interchangeable motor. Standardised interchangeable mechanical seal. One-piece construction - no alignment. Vertical or horizontal construction. Solid stainless steel construction. Moulded by the lost wax process. N.T. N O -/ENG. - Ed./-
MMI DESIGN Hydraulic part - Centrifugal. - Multi-stage ( to stages). - Threaded suction and delivery housing M Gas. - DN PN round flange option - DN ANSI round flange option PN. - Rigid pump - motor coupling. - Sealing via a standardised mechanical seal or a magnetic coupling. Standardised motor Form: B / V Speed: 9 rpm Voltage: - V (Single-phase option) Frequency: Hz (Option Hz) Insulation class: (F) Protection class: IP Option: ADF (EExdIIBT) BASIC CONSTRUCTION Main parts Pump housing & stage Impellers Pump shaft Mechanical seals Seals and gaskets Shaft bearing Lantern ring Material IDENTIFICATION L stainless steel L stainless steel / PPS L stainless steel Depending on pumped liquid AL stainless steel (V) Silicon carbide ENGJL (FGL ) MMI -/,/ T/ Hmt (mcl) Hmt (mcl) HYDRAULIC PRESELECTION RANGE WITH CLOSED IMPELLERS Imp.gpm Qm /h Ql/min Ql/s Imp.gpm Qm /h Ql/min Ql/s 9 9 HYDRAULIC PRESELECTION RANGE WITH OPENED IMPELLERS 9 9 Hft Hft Pump code Port diameter Number of stages Motor power Number of poles ACCESSORIES Supplied for MMI DN PN round flange option DN ANSI round flange option (PN ). RECOMMENDED ACCESSORIES Protective slave switch for motor Shut-off valves Pressure gauge. Motor voltage
MMI MMI SECTIONAL DIAGRAMS 99 9 B 99 A 99 A 99 Bearing Option palier option Silicon Carbure carbide silicium 99 99B 99A B C 99 99A 99B A B 99A A A A B B A Support attachments for vertical form Silicon carbide Pattes support pour forme verticale B B - Suction housing L S STEEL - Delivery housing L S STEEL A - Stage housing L S STEEL B - Suction disc L S STEEL - Diffuser L S STEEL A - Closed impeller PPS B - Opened impeller L S STEEL - Drive collar L S STEEL * A - Thrust washer L S STEEL * B - Adjusting washer L S STEEL - Coupling lantern ring ENGJL * A - Suction bearing S STEEL AL (V) * B - Suction bearing SILICON - Shaft sleeve SILICON * - Mechanical seal According to pumped liquid 9 - Housing gasket PTFE - Baseplate / Support STEEL A - Locating snap ring L S STEEL B - Locating snap ring L S STEEL - Assembly stud bolts L S STEEL A - Impeller key L S STEEL B - Coupling key L S STEEL C - Key for drive collar L S STEEL A - Half-coupling sleeve for motor ENGJL B - Half-coupling sleeve for pump ENGJL - Electric motor 99A - Sleeve retaining screw L S STEEL 99B - Shaft bearing retaining screw L S STEEL 99 - Coupling assembly screw STEEL 99A - Motor assembly screw STEEL 99B - Pump assembly screw S STEEL L 99 - Coupling cup-point screw on motor side STEEL 99 - Coupling teat screw on pump side STEEL 99 - Assembly stud bolt nuts S STEEL L 99A - Plain flat stud bolt washers S STEEL L 99 - Coupling screw washer STEEL 99 - Stationary face ring stop pin L S STEEL * Recommended spare parts when purchasing Recommended spare parts
MMI HYDRAULIC PERFORMANCE OF MMI WITH CLOSED IMPELLERS (9 RPM) TEST CONDITIONS Motor: pole Frequency: Hz Fluid used: Water Fluid density: Fluid viscosity: mm/s Fluid Temperature: C Hmt (mcl) Imp.gpm 9 Qm /h 9 H t 9 Puissance Absorbed power absorbée (kw) (kw) Qm /h 9 NPSH (mcl) H t Qm /h Q /m Q /
MMI HYDRAULIC PERFORMANCE OF MMI WITH OPENED IMPELLERS (9 RPM) TEST CONDITIONS Motor: pole Frequency: Hz Fluid used : Water Fluid density: Fluid viscosity: mm /s Fluid Temperature: C Imp.gpm 9 Hft HMT (mce) Qm /h 9 Absorbed Puissance power absorbée (kw) (kw) Qm /h Hft NPSH Qm /h Ql/min Ql/s 9
MMI TYPE U STANDARDISED MECHANICAL SEAL (SINGLE OR DOUBLE) 99 - Delivery housing - Pump shaft - Rotating face ring - Stationary face ring 99 - Stationary face ring stop pin STANDARDISED MECHANICAL SEAL WITH QUENCHING Boîtier-quench Quench box pour for lost circulation water en circulation eau perdue - Delivery housing - Pump shaft - Grease fitting - U mechanical seal - Quench box - Seal ring - Box O-ring 9 - Terminal block 9 MAGNETIC COUPLING 9 9 B 9 - Shroud - Lantern ring brace - Coupling lubrication A - Interior rotor B - Exterior rotor 9 - Coupling sleeve A
MMI DIMENSIONAL SPECIFICATIONS Horizontal MMI up to kw A* B L 9/ / /9, M, 9/ 9/9 / H* I H */ */ */9 Standard pump - Threaded " gas ports (/ male) G K D C Detail base 9 J Number of stages M (mm) 9 9 L (mm) 9 Suction and delivery positions * Please contact us with regard to installation conditions. Dimensions of flanges (mm) Ø E Ø F Ø S DN ISO PN/ DN ANSI, 9 Option x ØS DN Motor type Form Power Dimensions (mm) pole - kw A()* A()* B C D G H* I()* I()* J K B, 9 9, 9 S B,, 9 L B,, L B 9, M B 9, (): IP motor (): ADF EEx d II B motor * Dimensions associated with motor, not contractually binding Horizontal MMI up to 9 kw A*, L M, Standard pump Threaded " gas ports (/ male) I* Flanged connector option L Detail base Motor type Form Power Dimensions (mm) pole - kw A() A() I() I() S B, S B, M B 9 M B kw optimised (): IP motor (): ADF EEx d II B motor * May vary according to the motor manufacturer Number of stages M (mm) 9 L (mm) 9 L (mm) 9 9 9
MMI DIMENSIONAL SPECIFICATIONS - VERTICAL MMI UP TO KW l* A* B Standard pump Threaded ports " gas (/ male) Flanged connector option Option DN x ØS Motor Form Power Dimensions (mm) type pole kw A()* A()* B I()* I()* B, 9 9 S B, 9 L B, L B 9 9 M B 9 9 (): IP motor (): ADF EEx d II B motor * Dimensions associated with motor, not contractually binding M, Number of stages M (mm) 9 9 Dimensions of flanges (mm) Ø E Ø F Ø S DN ISO PN/ DN ANSI, 9 R 9/ R 9/ R 9/ R 9/9 DIMENSIONAL SPECIFICATIONS - VERTICAL MMI UP TO 9 KW l* A* Standard pump Threaded ports " gas (/ male) Flanged connector option Option DN Motor Form Power Dimensions (mm) type pole kw A()* A()* B I()* I()* S B, 9 S B, M B 9 M B optimized (): IP motor (): ADF EEx d II B motor * Dimensions associated with motor, not contractually binding 9, x ØS Suction and delivery positions M Base, Number of stages M (mm) 9 Dimensions of flanges (mm) Ø E Ø F Ø S DN ISO PN/ DN ANSI, 9 R 9/ R 9/ R 9/ R 9/9 (**) (**) Flanges option from stages