SPX Cooling Technologies TOPGEAR MAG TG MAG23-65 사용자 설명서

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A.0500.551 – IM-TGMAG/02.00 EN (02/2008)

3.16  Components of the magnetic drive.............................................................. 22

3.16.1   Magnetic coupling ........................................................................................22
3.16.2   Rotor bearing assembly ...............................................................................23
3.16.3  Circulation pump ...........................................................................................24
3.16.4  Sealing rings and gaskets ...........................................................................24

3.17  Safety relief valve ............................................................................................. 25

3.17.1  Definition and working principle ................................................................26
3.17.2   Materials ..........................................................................................................26
3.17.3   Pressure ..........................................................................................................26
3.17.4   Heating ............................................................................................................26
3.17.5  Safety relief valve – Relative adjustment .................................................27 
3.17.6  Sectional drawings and part lists ..............................................................28

3.17.6.1  Single safety relief valv28
3.17.6.2  Heated spring casing .............................................................................

29

3.18  Installation .......................................................................................................... 29

3.18.1  General ............................................................................................................29
3.18.2  Location ...........................................................................................................30

3.18.2.1  Short suction line .................................................................................... 30
3.18.2.2  Accessibility .............................................................................................. 30
3.18.2.3  Outdoor installation ................................................................................ 30
3.18.2.4  Indoor installation .................................................................................... 30
3.18.2.5  Stability ...................................................................................................... 31

3.18.3  Drives ...............................................................................................................31

3.18.3.1  Starting torque ......................................................................................... 31
3.18.3.2  Radial load on shaft end ........................................................................ 31

3.18.4  Shaft rotation .................................................................................................32
3.18.5  Suction and discharge pipes .....................................................................32

3.18.5.1  Forces and moments .............................................................................. 32
3.18.5.2  Piping ......................................................................................................... 33
3.18.5.3  Isolating valves ......................................................................................... 33
3.18.5.4  Strainer ...................................................................................................... 34

3.18.6  Secondary piping ..........................................................................................34

3.18.6.1  Drain lines ................................................................................................. 34
3.18.6.2  Heating  jackets ....................................................................................... 34

3.18.7  Guidelines for assembly ..............................................................................35

3.18.7.1  Transport of pump unit ........................................................................... 35
3.18.7.2  Foundation pump unit ............................................................................ 35
3.18.7.3  Variators, Gear box, Gear motors, Motors ......................................... 35
3.18.7.4  Electric motor drive ................................................................................. 35
3.18.7.5  Combustion engines .............................................................................. 36
3.18.7.6  Shaft coupling .......................................................................................... 36
3.18.7.7  Guarding of moving parts ..................................................................... 37
3.18.7.8  Check temperature censor on can ..................................................... 37

3.19  Instructions for start-up .................................................................................. 38

3.19.1  General ............................................................................................................38
3.19.2  Cleaning the pump .......................................................................................38

3.19.2.1  Cleaning suction line .............................................................................. 38

3.19.3  Venting and filling ..........................................................................................38
3.19.4  Checklist – Initial start-up  ..........................................................................39
3.19.5  Start-up ...........................................................................................................39
3.19.6  Shut-down ......................................................................................................40
3.19.7  Abnormal operation ......................................................................................40