MXV Construction Vertical ulti-stage pups with suction and delivery connections of the sae diaeter and arranged along the sae axis (in-line). Corrosion-resistant bearing sleeves lubricated by the puped liquid. A pup with thrust bearing and sleeve coupling for use of any standard otor with IM V construction. Applications For water supply systes. For clean non-explosive liquids, without solid, filaentary or abrasive atter (with adaptation of sealing aterials on request). A universal pup for civil and industrial use, for pressure-boosting systes, fire-extinguishing systes, high-pressure washing plants, irrigation, agricultural uses and sport installations. Operating conditions Teperature of liquid: fro - C to + C. Operating environent teperature: up to C. Maxiu perissible pressure in pup casing: bar. The electropups MXV series coply with the European Regulation no. /. Motor Standard-type: - pole induction otor, z. Construction IM V (EN -). Motor suitable for operation with frequency converter. Classification schee IE for three-phase otors fro, to,, IE fro,. Insulation class F. Protection IP. three-phase with rated voltage: up to / V; fro / V. Rated speed of rotation ( z): MXV rp MXV rp. MXV -, -, - MXV -, -, - All parts that coe into contact with the liquid, including wet-end covers, are in chroe-nickel stainless steel AISI. Materials (wetted parts) Coponent Material Flange External jacket Suction casing Delivery casing Chroe-nickel steel Stage casing. EN (AISI ) Ipeller Lower cover Upper cover Spacer sleeve Pup sha Chroe-nickel steel Plug. EN (AISI ) Bearing sleeve Corrosion-resistant, ceented carbide Bearing in stage casing Ceraic aluina Mechanical seal ard etal/carbon/epdm. ISO - KU Wear ring PTFE O-rings NBR Internal parts in contact with the liquid in chroe-nickel stainless steel, AISI with pup casing and upper cover in cast iron. Materials (wetted parts) Coponent Material Pup casing Cast iron Upper cover GJL EN External jacket Stage casing Chroe-nickel steel Ipeller. EN (AISI ) Spacer sleeve Pup sha Chroe-nickel steel Plug. EN (AISI ) Bearing sleeve Corrosion-resistant, ceented carbide Bearing in stage casing Ceraic aluina Mechanical seal ISO - KU ard etal/carbon/epdm Wear ring PTFE O-rings NBR Direction of rotation: clockwise as seen fro the otor. Variants (to be specified when ordering) Pup with threaded ports (G). Pup with flanged ports (F). Pup without otor. Pup with standard otor. Other variants (on request) With counter-flanges in chroe-nickel steel. O-rings FPM. Other echanical seal. Pup with otor of Client's choice (if available). Single-phase otor V, up to.. Other voltage ratings. Frequency z. Direction of rotation: anticlockwise as seen fro the otor. Variants (to be specified when ordering) Pup without otor. Pup with standard otor. Other variants (on request) O-rings FPM. Other echanical seal. Pup with otor of Client's choice (if available). Other voltage ratings. Frequency z. Pup with support feet for horizontal installation ( or ). Support feet for horizontal installation, set. Welding counter-flanges, PN (steel).
MXV MXV -, -, - MXV -, -, - Designation MXV - G * Series ports in Rated capacity in /h (n rp) Nuber of stages Construction variants special seal code (no code = standard seal) threaded ports flanged ports with otor (or without otor) * with no further designation = with standard otor Regulation (EU) No / G F Designation MXV - * Series ports in Rated capacity in /h (n rp) Nuber of stages Construction variants special seal code (no code = standard seal) with support feet for horizontal installation, variant with otor (or without otor) * with no further designation = with standard otor - The benchark for ost efficient water pups is MEI,. - The efficiency of a pup with a tried ipeller is usually lower than that of a pup with the full ipeller diaeter. The triing of the ipeller will adapt the pup to a fixed duty point, leading to reduced energy consuption. The iniu efficiency index (MEI) is based on the full ipeller diaeter. - The operation of this water pup with variable duty points ay be ore efficient and econoic when controlled, for exaple, by the use of a variable speed drive that atches the pup duty to the syste. Pipe connection Installations../ Vertical installation (Standard).../../../ Pup with threaded ports: pipes screwed into the ports Pup with threaded ports: pipes with union couplings (locally available) Pup with flanged ports: pipes with counter-flanges.. orizontal installation. Variant : suction on the le, delivery on the right. Variant : suction on the right, delivery on the le. Variable parts Variable parts Pup size MXV - MXV Nuber of stages Stage casings with bearing Pup size MXV - MXV Nuber of stages Stage casings with bearing - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
MXV Coverage chart Ip. g.p.. MXV n /in - - - - - - /h l/in./ Ip. g.p.. MXV n /in - - - - - -,, /h l/in.
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in. %. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : NPS. /h ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C V V A*,,,,,,,,,,, A*,,,,,,,,,,, Motor power,,,,,,,, P,, /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in.. %.. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : NPS. /h ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C V V A*,,,,,,,, A*,,,,,,,,,, Motor power,,,,,, P,,,, /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in. %. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : NPS /h. ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C V V A*,,,,, A*,,,,,,,,,,, Motor power P,,,,,,,,,,, /h l/in,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in. % NPS. /h.. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D V V A* A*,,,,,,,,,,,, Motor power,,,,, P,,, /h l/in,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in % NPS /h. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D V V A* A*,,,,,,, Motor power,,,, P,, /h l/in,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in % NPS Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. /h. = Power with reference to one stage. A* Calpeda otor currents Pup type MXV -/C MXV -/C MXV -/C MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D V V A* A*,,,,,, Motor power,,, P,, /h l/in,,,,,,,,,,,,,,,,
- MXV - - MXV Diensions and weights AD Counterflanges in stainless steel M G ISO P () G / / fm ( MX -) G () () a () f G h..../ () af h DE DK DG d Flanges DE EN - PN - DK DG oles N. Ø n n s () Filling () Draining Pup MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV (G) threaded ports MXV (F) flanged ports () () G P ISO af L h f M fm P AD n n,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Motor M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V M V G G G G G G G G G G G G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / () Standard position of terinal box. (for other positions rotate otor through or ),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, () MXV (F) = MXV (G) + kg () With standard otor s,,,,,,,,,,,,,,,,,,,,, without otor with otor MXV (G) () () kg() kg(),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, () Net weight
- MXV - - MXV Diensions and weights AD - P () M DG DK DE DG DK DE G / () G / () f G / () G / () fm Flanges EN - PN - oles DE DK DG N. Ø h a../ G / () () () () Filling and air vent () Air vent suction side () Draining G / ()../ Ø Pup Motor without otor with otor () () MXV () () P a h f M fm P AD kg () kg () MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/C MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D MXV -/D,,,,,,,, M V M V M V M V M V M V M V M V M V M V M V M V,,,,,,,,,,,,, MXV -/C, M V,, MXV -/C,, M V,, MXV -/C, M V,, MXV -/D M V MXV -/D M V MXV -/D M V MXV -/D M V MXV -/D, M V, MXV -/D, M V, MXV -/D M V MXV -/C, M V,, MXV -/C,, M V,, MXV -/C, M V,, MXV -/D M V MXV -/D M V MXV -/D M V MXV -/D, M V, MXV -/D M V () Standard position of terinal box. (for other positions rotate otor through or ) () MXV (L) : + kg () With standard otor () Net weight MXV () : + kg
MXV - Characteristic curves and perforance n rp. Ip. g.p... MXV - % NPS. /h l/in /h.,......... Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV -,,,,,,,,,,, Motor power P,,,,,,,,,,, /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - % NPS. /h l/in... Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. /h. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV -,,,,,,,,,, Motor power P,,,,,,,,,, /h l/in,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in. % NPS /h..... Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV -,,,,,,,,,,, Motor power P,,,,,,,,, /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - % NPS /h l/in.... Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec.. /h. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV -,,,,,,,,,,,, Motor power P /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp MXV - Ip. g.p.. % NPS /h l/in.. Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. /h. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - Motor power,,,,,,,, P /h l/in,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
MXV - Characteristic curves and perforance n rp Ip. g.p.. MXV - /h l/in. % NPS.... Test results with clean cold water, without gas content. A safety argin of +. is recoended for the NPS value. Tolerances in accordance with UNI EN ISO : ead and power values valid for liquids with density ρ =, kg/d and kineatic viscosity ν = ax /sec. /h. = Power with reference to one stage. Pup type MXV - MXV - MXV - MXV - MXV - MXV - Motor power,,,,, P /h l/in,,,,,,,,,,,,,,,,,,,,,,,
- MXV - - MXV Diensions and weights AD Counterflanges in stainless steel M G ISO P () G / / fm ( MXV -) G () () a () f G h..../ () af h DE DK DG d Flanges DE EN - PN - DK DG oles N. Ø n n s () Filling () Draining Pup MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV (G) MXV (F) Motor threaded flanged ports ports P () () G ISO a af h f M fm P AD n n,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, A A A A A A A A A A A A A A A A A A A A A A A A A A A A B B S S G G G G G G G G G G G G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / G / () Standard position of terinal box. (for other positions rotate otor through or ) s,,,,,,,,,,,,,,,,,,,,, () MXV (F) = MXV (G) + kg () With standard otor without otor with otor MXV (G) () () kg () kg () () Net weight
- MXV - - MXV Diensions and weights AD - P () M DG DK DE DG DK DE G / () G / () f G / () G / () fm Flanges DE DK EN - PN - DG oles N. Ø h a../ G / () () () () Filling and air vent () Air vent suction side () Draining G / ()../ Ø Pup Motor without otor with otor MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - MXV - P a h f,,,,,,,,,,,,,,,,,,,,,,,,, LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LA LB LB LA LA LA LA LA LB () () M fm P AD MXV () kg () () kg () () Standard position of terinal box. (for other positions rotate otor through or ) () MXV (L) : + kg () With standard otor () Net weight MXV () : + kg
MXV Features Long Service Life with Standard Motor Pup with thrust bearing without additional axial loads on the otor bearings. Any standard otor V design (suitable to be lied in vertical position) can be used, of our choice or of Client s choice. Easy Assebly of the Motor With the single-piece sleeve coupling the pup unit can be supplied fully assebled also without the otor. This eliinates the risk of daage caused by shiing of the pup sha during transportation. The otor is siply inserted in the coupling and fastened to the flange without the necessity for adapting the axial position of the pup sha. Extra Safety Single-piece coupling guard to be reoved only by eans of a tool, positioned around the lantern bracket, thus avoiding accidental pushing and rubbing against the coupling. Low Cost Installation Vertical construction with reduced pup height for installation in sall spaces. In-line connections to siplify the piping layout with the possibility of inserting the pup in straight pipe-lines. Disassebly, inspection or cleaning of internal parts without reoval of piping... MXV -, -, - Robust and Reliable Single PN construction for all pup sizes. The suction and discharge nozzles arranged in-line absorb the forces of the piping on the pup without the creation of distorting loads causing local friction and early wears. The lantern brackets copact and robust design aintains a sure alignent between rotating and fixed parts, reducing vibration. The upper cover design prevents entrapent of air around the echanical seal. Low-Noise Operation The water filled shroud around the stages and thick external walls, work together for low-noise operation. Low-noise standard otor... MXV -, -, -
MXVL AISI L The electropups MXVL series coply with the European Regulation no. /. Construction Vertical ulti-stage pups with suction and delivery connections of the sae diaeter and arranged along the sae axis (in-line). Corrosion-resistant bearing sleeves lubricated by the puped liquid. A pup with thrust bearing and sleeve coupling for use of any standard otor with IM V construction. Applications For water supply systes. For clean non-explosive liquids, without solid, filaentary or abrasive atter (with adaptation of sealing aterials on request). A universal pup for civil and industrial use, for pressure-boosting systes, fire-extinguishing systes, high-pressure washing plants, irrigation, agricultural uses and sport installations. Operating conditions Teperature of liquid: fro - C to + C. Operating environent teperature: up to C. Maxiu perissible pressure in pup casing: bar. Motor Standard-type: - pole induction otor, z. Construction IM V (EN -). Motor suitable for operation with frequency converter. Classification schee IE for three-phase otors fro, to,, IE fro,. Insulation class F). Protection IP. three-phase with rated voltage: up to / V; fro / V. Rated speed of rotation ( z): MXVL rp MXVL rp. MXVL -, -, - MXVL -, -, - All parts that coe into contact with the liquid, including wet-end covers, are in chroe-nickel-olybdenu stainless steel AISI L. Materials (wetted parts) Coponent Material Flange External jacket Suction casing Delivery casing Chroe-nickel-olybdenu steel Stage casing. EN (AISI L) Ipeller Lower cover Upper cover Spacer sleeve Pup sha Chroe-nickel-olybdenu steel Plug. EN (AISI L) Bearing sleeve Corrosion-resistant, ceented carbide Bearing in stage casing Ceraic aluina Mechanical seal ard etal/carbon/epdm. ISO - KU Wear ring PTFE O-rings NBR Internal parts in contact with the liquid with pup casing and upper cover in chroe-nickel-olybdenu stainless steel AISI L. Materials (wetted parts) Coponent Material Pup casing Chroe-nickel-olybdenu steel Upper cover. EN (AISI L) External jacket Stage casing Chroe-nickel-olybdenu steel Ipeller. EN (AISI L) Spacer sleeve Pup sha Chroe-nickel-olybdenu steel Plug. EN (AISI L) Bearing sleeve Corrosion-resistant, ceented carbide Bearing in stage casing Ceraic aluina Mechanical seal ISO - KU ard etal/carbon/epdm Wear ring PTFE O-rings NBR. Direction of rotation: clockwise as seen fro the otor. Variants (to be specified when ordering) Pup with threaded ports (G). Pup with flanged ports (F). Pup without otor. Pup with standard otor. Other variants (on request) With counter-flanges in chroe-nickel steel. O-rings FPM. Other echanical seal. Pup with otor of Client's choice (if available). Single-phase otor V, up to.. Other voltage ratings. Frequency z. Direction of rotation: anticlockwise as seen fro the otor. Variants (to be specified when ordering) Pup without otor. Pup with standard otor. Other variants (on request) O-rings FPM. Other echanical seal. Pup with otor of Client's choice (if available). Other voltage ratings. Frequency z. Pup with support feet for horizontal installation ( or ). Support feet for horizontal installation, set. Welding counter-flanges, PN (steel).
MXVL AISI L MXVL -, -, - MXVL -, -, - Designation MXV L - G * Series AISI L vesion ports in Rated capacity in /h (n = rp) Nuber of stages Construction variants special seal code (no code = standard seal) threaded ports flanged ports with otor (or without otor) * with no further designation = with standard otor G F Designation MXV L - * Series AISI L vesion ports in Rated capacity in /h (n = rp) Nuber of stages Construction variants special seal code (no code = standard seal) with support feet for horizontal installation, variant with otor (or without otor) * with no further designation = with standard otor Regulation (EU) No / - The benchark for ost efficient water pups is MEI,. - The efficiency of a pup with a tried ipeller is usually lower than that of a pup with the full ipeller diaeter. The triing of the ipeller will adapt the pup to a fixed duty point, leading to reduced energy consuption. The iniu efficiency index (MEI) is based on the full ipeller diaeter. - The operation of this water pup with variable duty points ay be ore efficient and econoic when controlled, for exaple, by the use of a variable speed drive that atches the pup duty to the syste. Pipe connection Installations../ Vertical installation (Standard).../../../ Pup with threaded ports: pipes screwed into the ports Pup with threaded ports: pipes with union couplings (locally available) Pup with flanged ports: pipes with counter-flanges.. orizontal installation. Variant : suction on the le, delivery on the right. Variant : suction on the right, delivery on the le. Variable parts Variable parts Pup size MXVL - - MXVL Nuber of stages Stage casings with bearing Pup size MXVL - MXVL Nuber of stages Stage casings with bearing - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
MXVL AISI L Coverage chart Ip. g.p.. MXVL n /in - - - - -. - /h l/in./ Ip. g.p.. MXVL n /in - - - - - -,, /h l/in. For characteristic curves, diensions and weights see cap.
MXVL AISI L Features Long Service Life with Standard Motor Pup with thrust bearing without additional axial loads on the otor bearings. Any standard otor V design (suitable to be lied in vertical position) can be used, of our choice or of Client s choice. Easy Assebly of the Motor With the single-piece sleeve coupling the pup unit can be supplied fully assebled also without the otor. This eliinates the risk of daage caused by shiing of the pup sha during transportation. The otor is siply inserted in the coupling and fastened to the flange without the necessity for adapting the axial position of the pup sha. Extra Safety Single-piece coupling guard to be reoved only by eans of a tool, positioned around the lantern bracket, thus avoiding accidental pushing and rubbing against the coupling. Low Cost Installation Vertical construction with reduced pup height for installation in sall spaces. In-line connections to siplify the piping layout with the possibility of inserting the pup in straight pipe-lines. Disassebly, inspection or cleaning of internal parts without reoval of piping... MXV -, -, - Robust and Reliable Single PN construction for all pup sizes. The suction and discharge nozzles arranged in-line absorb the forces of the piping on the pup without the creation of distorting loads causing local friction and early wears. The lantern brackets copact and robust design aintains a sure alignent between rotating and fixed parts, reducing vibration. The upper cover design prevents entrapent of air around the echanical seal. Low-Noise Operation The water filled shroud around the stages and thick external walls, work together for low-noise operation. Low-noise standard otor... MXV -, -, -