Ohio Medical Corporation SM100B Operating Instructions Manual Download Page 1

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Operating Instructions
SM30B - SM250B
Motor Mounted
Liquid Ring Vacuum Pumps

It is imperative to read the operating instructions prior
to commissioning!

is document as well as all documents included in the

appendix is not subject to any update service!

Subject to technical changes.

Issue:
01/2014

Doc./ Item no.:
255548 Rev.1

Summary of Contents for SM100B

Page 1: ...ing Vacuum Pumps It is imperative to read the operating instructions prior to commissioning This document as well as all documents included in the appendix is not subject to any update service Subject to technical changes Issue 01 2014 Doc Item no 255548 Rev 1 ...

Page 2: ...14 5 2 2 Fixing aggregate 15 5 3 Set up without foundation 15 5 4 Set up on level surface frame 15 5 5 Planning pipe system 15 5 5 1 Dimensioning supports and connections 15 5 5 2 Specifying nominal diameter 16 5 5 3 Specifying pipe lengths 16 5 5 4 Changes in cross section and direction 16 5 5 5 Safety and control devices 16 5 6 Connecting pipes 16 5 6 1 Providing for clean piping 16 5 6 2 Instal...

Page 3: ...es for heat dissipation 30 9 2 10 Tightening torques 30 9 3 Conical pipe fittings 31 9 4 Permissible forces acting on pump nozzles 31 9 5 Preserving agents 31 9 5 1 Preservation filling volumes 31 9 6 Test pressure for pressure test 31 9 7 Accessories 31 10 Appendix 32 10 3 Dimensional drawing SM30B 32 10 4 Cross sectional drawing SM30B 33 10 5 Dimensional drawing SM55 100B 34 10 6 Cross sectional...

Page 4: ...s to third parties requires written approval of the manufacturer This also applies to the duplication or transfer of excerpts of these operating instructions and to the transfer of these operating instructions in digital form These instructions form part of the pump aggregate apply to all series mentioned herein describe safe and proper operation during all operational phases must be stowed safely...

Page 5: ...ons and regulations related to the system Qualified staff assembler Read observe and adhere to these operating instructions and all applicable documents particularly the safety precautions and warnings Tab 1 Target groups and their tasks 1 2 Applicable documents Document Purpose ATEX additional instructions Operation in potentially explosive areas only applicable to vacuum pumps designed for use i...

Page 6: ...juries or death by electric shock Instruction for action 1 2 Multi step instruction for action Pre requisite Cross reference Information note Tab 4 Symbols and meaning 1 4 Terminology Term Meaning Pump Liquid ring vacuum pump without drive components or accessories Aggregate Complete liquid ring vacuum pump including pump drive components and accessories Auxiliary operating systems Devices for ope...

Page 7: ...against overload When delivering solid laden liquids observe the solid content limit values General technical data page 28 Do not combine multiple limit values Operating limits page 28 Prevent sudden pressure changes of the gas to be extracted Prevent sudden temperature changes of the gas to be extracted or operating liquid Do not use in rooms where explosive gases may be present unless the aggreg...

Page 8: ...al parts or parts approved by the manufacturer only All warranty and damage claims will expire in case of nonobservance of these operating instructions 2 3 3 Obligations of the staff Notes attached to the aggregate must be observed and kept legible e g arrows indicating the direction of rotation symbols indicating fluid connections Guards for protection against contact with hot cold and moving par...

Page 9: ...155 55 1 2 3 1 Series 2 Size 3 Material design code Tab 6 Pump type code example 3 2 General description The pumps of the SM series are horizontal single stage liquid ring vacuum pumps with radial inlet and outlet The internal control of the gas to be pumped is realized by means of inter casings 1 with control slots and additional valve technology 2 The electrical drive is modularly screwed to the...

Page 10: ...hrinks during each rotation 1 Suction opening 2 Pressure opening 3 Liquid ring Fig 4 Functional principle of liquid ring vacuum pumps The arrangement of suction and pressure openings in the inter casing allows for the suction compression and discharge of gas The liquid both serves the sealing between the individual impeller chambers and the absorption of heat produced during compression The pump m...

Page 11: ...he following figures Do not stand under suspended loads Fig 5 Attaching lifting gear to the aggregate Lift the aggregate accordingly 4 2 Storage Pumps aggregates treated by the factory have been provided with an anticorrosive coating When properly stored indoors the pump aggregate is protected for a maximum of 3 months In case of longer storage periods the pump aggregate has to be treated with a p...

Page 12: ...ess water connection by means of blank flanges screw plugs Fill in preserving agent into the open inlet nozzle Observe the filling volumes Filling volumes preservation page 31 Plug the inlet nozzle with a blank flange screw plugs Switch the aggregate shortly on and off to allow for a proper distribution of the preserving agent Unscrew the screw plugs of all drainage bores Ue and the operating liqu...

Page 13: ...ion pressure and operating liquid connection UB using transport or sealing covers Plug all drainage bores Ue with screw plugs 4 4 Removing preserving agent Only required for aggregates treated with preserving agent Risk of bearing damage caused by excessive water pressure or splash water Do not treat bearing areas with water or steam jet C AU T ION 4 5 Disposal Risk of intoxication and environment...

Page 14: ... dead weight of the aggregate and all operating forces adequate aggregate stability with concrete foundation standard concrete of strength class B 25 5 1 5 Removing preserving agent If the aggregate is commissioned directly after set up and connection remove preserving agent prior to set up Removing preserving agent page 13 5 2 Set up with foundation Only possible with base plate Risk of material ...

Page 15: ...ning the hexagon nut 2 Tighten the hexagon nut 1 Tightening torques page 30 Use the integrated spirit level to check whether the aggregate is level end to end and side to side with a maximum allowable tilt of 1 mm m Repeat this process until the base plate has been correctly aligned 5 4 Set up on level surface frame Only possible with motor feet Auxiliary means tools material wrench 1 Frame Fig 8 ...

Page 16: ...at the motor side 5 6 Connecting pipes 5 6 1 Providing for clean piping Risk of material damage caused by aggregate contamination Make sure the inside of the aggregate is kept free of contamination 1 Clean all piping parts and fittings prior to assembly C AU T ION 2 Make sure no flange seals project inwards 3 Make sure no sealing material sealing tape adhesive projects inwards 4 Remove any blank f...

Page 17: ...reas ATEX additional instructions 6 1 Preparations for commissioning 6 1 1 Identifying pump type Identify the pump type Nameplate page 9 Pump types vary e g with regard to material suction capacity type of shaft sealing auxiliary operating systems 6 1 2 Removing preserving agent Only required for aggregates treated with preserving agent Remove preserving agent Removing preserving agent page 13 6 1...

Page 18: ...ble temperature of the medium to be pumped 1 Open the pressure side fitting 2 Ventilation port if available open the fitting 3 Switch on the motor 4 Operating liquid open the fitting R I SK OF E L E C T R IC SHO C K 5 Open the suction side fitting 6 Ventilation port if available close the fitting as soon as the motor has reached its nominal speed 7 Provide for a smooth running behaviour of the agg...

Page 19: ...e the permissible operating liquid temperature Operating limits page 28 Fig 13 Closed circulation cooling Observe the permissible operating liquid temperature Operating limits page 28 Pos Meaning S Suction connection L Ventilation port D Pressure connection A Overflow U Circulation liquid F Fresh liquid VK Feed in cooling agent RK Return cooling agent TIC Temperature PIC Pressure LIC Filling level...

Page 20: ... by aggregate Stand by aggregate filled Operate the stand by aggregate at least once per week 7 Maintenance and servicing For aggregates in potentially explosive areas ATEX additional instructions A qualified service team provides support for assembly and repair works Provide a certificate documenting the safety of the media to be pumped DIN safety data sheet or certificate of conformity when orde...

Page 21: ...gainst corrosion and deposits Within this context certain water quality standards must be met Operating liquid page 29 When using operating liquids other than water please contact the manufacturer DA NG E R 7 4 Disassembly Risk of injuries caused by running aggregate Do not touch the running aggregate Do not carry out any works on the running aggregate Prior to carrying out any assembly or mainten...

Page 22: ... mechanical seal 047 off the impeller hub 230 Push the stationary unit of the mechanical seal 047 out of the shaft sealing casing 441 5 Disassembly of valve flap 746 Loosen the hexagon head screw 901 1 on the inter casing 137 Remove the valve flap 746 and the steel sheet 598 7 4 6 Disassembly of SM55B SM250B Cross sectional drawing SM55B SM75B page 35 Cross sectional drawing SM100B page 36 Cross s...

Page 23: ...pring stack 950 individual discs alternately strung together SM30B 8x individual discs onto the long thread side of the impeller screw 906 and lubricate with grease Molykote Screw the impeller screw 906 with the disc spring stack 950 into the motor shaft Apply a thin layer of grease Molykote to the motor shaft Push the impeller 230 onto the motor shaft Apply a thin layer of liquid sealing compound...

Page 24: ...nto the long thread side of the impeller screw 906 and coat with grease Molykote Screw the impeller screw 906 with the disc spring stack 950 into the motor shaft Apply a thin layer of grease Molykote to the motor shaft Push the impeller 230 onto the motor shaft Apply a thin layer of liquid sealing compound 33 to the hub area of the impeller screw 906 on the impeller 230 Slide the washer 550 onto t...

Page 25: ...t outlet nozzle opposite the motor feet Force the pump casing 101 into the shaft sealing casing 441 SM55 75B only Fasten the pump casing 101 to the shaft sealing casing 441 using hexagon head screws 901 550 1 and hexagon nuts 920 1 550 1 SM100 200 250B only Fasten the pump casing 101 to the shaft sealing casing 441 using hexagon head screws 901 550 1 ...

Page 26: ...fect Cause Solution Motor does not start Motor One phase of the power supply is interrupted Check the power supply check the motor Two phases of the power supply are interrupted Check the power supply check the motor The motor protection switch has tripped Switch on the motor protection switch The motor is blocked Check the motor Pump is blocked Impeller inter casing is subject to corrosion Use ru...

Page 27: ...e the pump clean it Internal components are subject to wear Replace the affected components Worn out control valve Replace the control valve Worn out shaft sealing Replace the shaft sealing Amount of drained liquid too small Provide for free drainage of the liquid and ensure that the connections are not obstructed Pump has not been correctly dimensioned Replace the pump Strange noise Pump cavitati...

Page 28: ...ard values For deviating data please consult the manufacturer 9 2 1 Weight Type Flange version Weight lb Motor Size SM30B 90 SM55B 148 100L SM75B 183 112M SM100B 245 132S M SM200B 360 160M SM250B 342 160L Tab 17 Pump weights 9 2 2 Sound Level Type 1m measured surface sound pressure level L db A 60 Hz SM30B 72 SM55B 68 SM75B 68 SM100B 68 SM200B 73 SM250B 75 Measured surface sound pressure level in ...

Page 29: ...ance e g www schweitzer chemie de to provide adequate corrosion protection 9 2 4 2 Other operating liquids When using operating liquids other than water please contact the manufacturer C AU T ION C AU T ION 9 2 4 3 Flow rate delivery of liquids filling volume Type Flow rate GPM 80 mbar 59o F Max liquid delivery m3 h Filling volume up to middle of the shaft QT SM30B 4 8 0 6 0 4 SM55B 4 0 1 8 3 0 SM...

Page 30: ...EN GJL 250 CuZn Size Property class Tightening torque Nm M 6 8 8 8 5 M 8 8 8 12 M 10 8 8 25 M 12 8 8 40 M 16 8 8 90 Tab 26 Tightening torques for screws in cast iron casings 9 2 10 3 Stainless steel screws in stainless steel casings Tighten the screws by means of a torque wrench The following values apply to new stainless steel screws Size Property class Tightening torque Nm M 6 A2 A4 7 3 M 8 A2 A...

Page 31: ...0 DN 50 140 430 DN 65 20 550 Tab 31 Permissible forces acting on pump nozzles 9 5 Preserving agents Rivolta preserving agent recommended or comparable products Type of storage Period of storage months Inside ouside preservation Repeat inside outside treat ment months in closed dry and dust free rooms 1 3 Rivolta K S P 130 3 3 1 2 Applicable documents Tab 32 Preserving agents 9 5 1 Preservation fil...

Page 32: ...nformity 10 3 Dimensional drawing SM30B Fig 16 Dimensional drawing SM30B MODEL HZ MOTOR SIZE h3 u1 u2 q w z z2 A AB B BB C H HA HD SM30B 50 60 90 6 7 2 4 3 2 9 6 9 16 1 14 8 5 5 6 7 4 9 6 1 2 2 3 5 4 9 5 Tab 37 Dimension chart SM30B Designation Explanation UB Operating liquid connection UC Cavitation protection Ue Drainage screw plug UL Ventilation valve connection UV Drainage valve connection Tab...

Page 33: ...seal 101 Pump casing 137 Inter casing 230 Impeller 411 1 Sealing ring 441 Shaft sealing casing 550 1 550 3 Washer 561 1 Grooved pin 598 Steel sheet 746 Valve flap 800 Motor 901 1 Hexagon head screw 902 Stud bolt 903 1 Screw plug 906 Impeller screw 920 1 Hexagon nut 950 Disc spring 970 Nameplate Tab 39 Parts list SM30B ...

Page 34: ...5 4 0 5 10 12 SM75B 50 60 112M 11 3 12 9 2 5 11 7 1 8 9 21 7 18 7 7 5 8 9 5 5 7 0 2 8 4 4 6 11 12 6 SM100B 50 60 132S 132M 12 3 12 9 2 4 11 6 7 9 11 4 27 1 23 9 8 5 10 1 5 5 7 0 8 6 4 3 5 2 7 12 6 16 8 Tab 40 Dimension chart SM55B SM75B SM100B Designation Explanation UB Operating liquid connection UC Cavitation protection Ue Drainage screw plug UL Ventilation valve connection UV Drainage valve con...

Page 35: ...seal 101 Pump casing 137 Inter casing 230 Impeller 411 1 Sealing ring 412 O ring 441 Shaft sealing casing 550 1 Washer 561 1 Grooved pin 598 Steel sheet 746 Valve flap 800 Motor 900 Screw 901 1 901 3 Hexagon head screw 903 1 Screw plug 906 Impeller screw 920 1 Hexagon nut 950 Disc spring 970 Nameplate Tab 42 Parts list SM55B SM75B ...

Page 36: ...1 Pump casing 137 Inter casing 230 Impeller 411 1 Sealing ring 412 O ring 441 Shaft sealing casing 550 1 Washer 561 1 Grooved pin 598 Steel sheet 746 Valve flap 800 Motor 901 2 Hexagon head screw 903 1 Screw plug 904 Threaded pin 906 Impeller screw 914 Screw 620 Hexagon nut 950 Disc spring 970 Nameplate Tab 43 Parts list SM100B ...

Page 37: ...2 12 2 28 3 28 3 10 12 6 8 3 10 2 4 1 6 3 9 16 2 6 20 2 SM250B 50 160M 14 2 12 8 32 5 28 9 10 12 6 8 3 10 2 4 1 6 3 9 16 2 6 20 2 60 160L 14 2 12 8 32 5 28 9 10 12 6 10 12 4 1 6 3 9 16 2 6 20 2 Tab 44 Dimension chart SM200B SM250B Designation Explanation UB Operating liquid connection UC Cavitation protection Ue Drainage screw plug UL Ventilation valve connection UV Drainage valve connection Tab 4...

Page 38: ... 230 Impeller 400 Flat gasket 411 Sealing ring 412 O ring 441 Shaft sealing casing 550 1 Washer 561 1 Grooved pin 598 Steel sheet 723 Threaded flange 746 Valve flap 800 Motor 900 Screw 901 3 Hexagon head screw 902 Stud bolt 903 2 Screw plug 904 Threaded pin 906 Impeller screw 920 1 Hexagon nut 931 Lock washer 950 Disc spring 970 Nameplate Tab 46 Parts list SM200B SM250B ...

Page 39: ...cial safety precautions The following safety precautions must be observed when handling the pump aggregate __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ Safety data sheets i...

Page 40: ...dical Corporation This document contains information that is proprietary and confidential to Ohio Medical Corporation Use of this information is under license from Ohio Medical Corporation Any use other than that authorized by Ohio Medical Corporation is prohibited Ohio Medical Corporation and the Ohio Medical Corporation logo are registered trademarks of Ohio Medical Corporation Doc Item no 25554...

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