PRA Centrifugal pumps

Transcription

1 EN PRA Centrifugal pumps Technical data Delivery rate Q max = 130 l/min Delivery head H max = 30 m Temperature range T = 5 C to 60 C Kinematic viscosity ν max = mm 2 /s Quality Management DIN EN ISO 01: 08 Environmental Management DIN EN ISO Health and Safety Management OHSAS

2 2 Centrifugal pumps spandaupumpen.com PRA 5, 6, 7, 8 Immersion pumps, sealless 50 Hz, open impellers p [psi] H [m] 9 50 Hz Features Delivery head 1) PRA 8K Vertical multistage centrifugal pump For delivery of slightly contaminated fluids Installation direcly into the reservoir Pressure port is located above the reservoir plate Pressure port is designed with internal thread G¾ according to DIN PRA 5K PRA 6K PRA 7K Q [l/min] Q [USgpm] Delivery rate 1) Technical Data Mechanical design Variations Delivery rate Q max 117 l/min Delivery head H max 5,4 m Flange Intake strainer Stainless steel Immersion depth t max 3 mm Shaft Extension tube PP PP Kinematic viscosity max. mm 2 /s Impeller Agitator blades Plastic Delivery temperature 5 C to 60 C Grain size max. ø 4 mm Contamination max. 94 g/m³ Intermediate chamber Pumps bottom (PRA 22, 27: LCP) (PRA 22, 27: LCP Direction of rotation Fluids delivered anti-clockwise (as viewed looking down on the motor's ventilation side) Emulsions, cooling and cutting oils, cleaning liquids, water, mild acids 1) Data for viscosity of ~1 mm²/s at a density of ~1 kg/dm³. Minimum volumetric flow: 5 to 10 % of nominal delivery rate.

3 t spandaupumpen.com Centrifugal pumps 3 PRA 5, 6, 7, 8 Immersion pumps, sealless 50 Hz, open impellers k Øm 25 G3/4 l Ø115/4xØ7 Ø max. level of fluid min. level of fluid 50 Electrical data, dimensions and weights at 50 Hz Series Type of pump Frame size Stages PRA 5K 5 01 PRA 6K 6 01 PRA 7K 7 01 PRA 8K 8 01 Immersion depth t [mm] Voltage / Y U [V] Motor index Rated motor values Output P N [kw] Current / Y l N [A] Speed n N [min -1 ] Dimensions [mm] Øm k l Weight [kg] 3,0 1 3, ,4 230/400 B 0,12 0,71 / 0, ,6 2 3, ,0 3,6 1 3, ,8 230/400 B 0,12 0,71 / 0, ,9 2 4, ,2 3,6 1 3, ,8 230/400 C 0,18 0,86 / 0, ,9 2 4, ,2 3,6 1 3, ,8 230/400 C 0,18 0,86 / 0, ,9 2 4, ,2 Sonic pressure [dba] Pressure port series (DIN ISO 228) 42 G¾ 44 G¾ 44 G¾ 45 G¾

4 4 Centrifugal pumps spandaupumpen.com PRA 5, 6, 7, 8 Immersion pumps, sealless 60 Hz, open impellers p [psi] H [m] 9 60 Hz Features Delivery head 1) PRA 7K PRA 8K Vertical multistage centrifugal pump For delivery of slightly contaminated fluids Installation direcly into the reservoir Pressure port is located above the reservoir plate Pressure port is designed with internal thread G¾ according to DIN PRA 5K PRA 6K Q [l/min] Q [USgpm] Delivery rate 1) Technical Data Mechanical design Variations Delivery rate Q max 130 l/min Delivery head H max 7,5 m Flange Intake strainer Stainless steel Immersion depth t max 3 mm Shaft Extension tube PP PP Kinematic viscosity max. mm 2 /s Impeller Agitator blades Plastic Delivery temperature 5 C to 60 C Grain size max. ø0,3 mm Contamination max. 50 g/m³ Intermediate chamber Pumps bottom (PRA 22, 27: LCP) (PRA 22, 27: LCP Direction of rotation Fluids delivered anti-clockwise (as viewed looking down on the motor's ventilation side) Emulsions, cooling and cutting oils, cleaning liquids, water, mild acids 1) Data for viscosity of ~1 mm²/s at a density of ~1 kg/dm³. Minimum volumetric flow: 5 to 10 % of nominal delivery rate.

5 t spandaupumpen.com Centrifugal pumps 5 PRA 5, 6, 7, 8 Immersion pumps, sealless 60 Hz, open impellers k Øm 25 G3/4 l Ø115/4xØ7 Ø max. level of fluid min. level of fluid 50 Electrical data, dimensions and weights at 60 Hz Series Type of pump Frame size Stages PRA 5K 5 01 PRA 6K 6 01 PRA 7K 7 01 PRA 8K 8 01 Immersion depth t [mm] Voltage / Y U [V] Motor index Rated motor values Output P N [kw] Current / Y l N [A] Speed n N [min -1 ] Dimensions [mm] Øm k l Weight [kg] 3,0 1 3, ,4 265/460 B 0,14 0,71 / 0, ,6 2 3, ,0 3,6 1 3, ,8 265/460 C 0,21 0,86/0, ,9 2 4, ,2 3,6 1 3, ,8 265/460 D 0,29 1,11/0, ,9 2 4, ,2 3,6 1 3, ,8 265/460 D 0,29 1,11/0, ,9 2 4, ,2 Sonic pressure [dba] Pressure port series (DIN ISO 228) 42 G¾ 44 G¾ 44 G¾ 45 G¾

6 6 Centrifugal pumps spandaupumpen.com PRA 12, 17, 22, 27 Immersion pumps, sealless 50 Hz, open impellers p [psi] H [m] 50 Hz Features Delivery head 1) PRA 27K 5 stages PRA 22K 4 stages PRA 17K 3 stages Vertical multistage centrifugal pump For delivery of slightly contaminated fluids Installation direcly into the reservoir Pressure port is located above the reservoir plate Pressure port is designed with internal thread G¾ according to DIN PRA 12K 2 stages Q [l/min] Q [USgpm] Delivery rate 1) Technical Data Mechanical design Variations Delivery rate Q max l/min Delivery head H max 23 m Flange Intake strainer Stainless steel Immersion depth t max 3 mm Shaft Extension tube PP PP Kinematic viscosity max. mm 2 /s Impeller Agitator blades Plastic Delivery temperature 5 C to 60 C Grain size max. ø0,3 mm Contamination max. 50 g/m³ Intermediate chamber Pumps bottom (PRA 22, 27: LCP) (PRA 22, 27: LCP Direction of rotation Fluids delivered anti-clockwise (as viewed looking down on the motor's ventilation side) Emulsions, cooling and cutting oils, cleaning liquids, water, mild acids 1) Data for viscosity of ~1 mm²/s at a density of ~1 kg/dm³. Minimum volumetric flow: 5 to 10 % of nominal delivery rate.

7 t spandaupumpen.com Centrifugal pumps 7 PRA 12, 17, 22, 27 Immersion pumps, sealless 50 Hz, open impellers k Øm 25 G3/4 l Ø115/4xØ7 Ø max. level of fluid min. level of fluid 50 Electrical data, dimensions and weights at 50 Hz Series Type of pump Frame size Stages PRA 12K PRA 17K PRA 22K PRA 27K Immersion depth t [mm] Voltage / Y U [V] Motor index Rated motor values Output P N [kw] Current / Y l N [A] Speed n N [min -1 ] Dimensions [mm] Øm k l Weight [kg] 130 4, , ,7 230/400 E 0,37 1,72 / , ,, , ,7 0 4,8 2 4,9 230/400 E 0,37 1,72 / , , ,2 0 6, , ,8 230/400 G 0,63 2,4/1, , , , , ,2 2 7,6 230/400 G 0,63 2,4/1, , , ,5 Sonic pressure [dba] Pressure port series (DIN ISO 228) 48 G¾ 48 G¾ 54 G¾ 54 G¾

8 8 Centrifugal pumps spandaupumpen.com PRA 12, 17, 22, 27 Immersion pumps, sealless 60 Hz, open impellers p [psi] H [m] 60 Hz PRA 27K 5-stages 25 PRA 22K 4-stages 30 Features Vertical multistage centrifugal pump For delivery of slightly contaminated fluids Installation direcly into the reservoir Delivery head 1) PRA 17K 3-stages PRA 12K 2-stages Pressure port is located above the reservoir plate 5 Pressure port is designed with internal thread G¾ according to DIN Q [l/min] Q [USgpm] Delivery rate 1) Technical Data Mechanical design Variations Delivery rate Q max l/min Delivery head H max 30 m Flange Intake strainer Stainless steel Immersion depth t max 3 mm Shaft Extension tube PP PP Kinematic viscosity max. mm 2 /s Impeller Agitator blades Plastic Delivery temperature 5 C to 60 C Grain size max. ø0,3 mm Contamination max. 50 g/m³ Intermediate chamber Pumps bottom (PRA 22, 27: LCP) (PRA 22, 27: LCP Direction of rotation Fluids delivered anti-clockwise (as viewed looking down on the motor's ventilation side) Emulsions, cooling and cutting oils, cleaning liquids, water, mild acids 1) Data for viscosity of ~1 mm²/s at a density of ~1 kg/dm³. Minimum volumetric flow: 5 to 10 % of nominal delivery rate.

9 t spandaupumpen.com Centrifugal pumps 9 PRA 12, 17, 22, 27 Immersion pumps, sealless 60 Hz, open impellers k Øm 25 G3/4 l Ø115/4xØ7 Ø max. level of fluid min. level of fluid 50 Electrical data, dimensions and weights at 60 Hz Series Type of pump Frame size Stages PRA 12K PRA 17K PRA 22K PRA 27K Immersion depth t [mm] Voltage / Y U [V] Motor index Rated motor values Output P N [kw] Current / Y l N [A] Speed n N [min -1 ] Dimensions [mm] Øm k l Weight [kg] 130 4, , ,7 265/460 E 0,42 1,72 / 1, , , , ,7 0 4,8 2 4,9 265/460 E 0,42 1,72 / 1, , , ,2 0 6, , ,8 265/460 G 0,73 2,4 / 1, , , , , , /460 G 0,73 2,4 / 1, ,6 3 8, ,5 Sonic pressure [dba] Pressure port series (DIN ISO 228) 48 G¾ 48 G¾ 54 G¾ 54 G¾

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12 The contents of this publication are the copyright of the publisher and may not be reproduced (even extracts) unless our written permission is granted. Every care has been taken to ensure the accuracy of the information contained in this publication, but no liability can be accepted for any loss or damage whether direct, indirect or consequential, arising out of use of the information contained herein. SKF Lubrication Systems Germany GmbH Product department Spandau Pumps Motzener Strasse 35/ Berlin Germany PF Berlin Germany Tel. +49 (0) Fax +49 (0) SpandauPumpen@skf.com This brochure was presented by: EN 04/17 Subject to change without notice.