SPX Cooling Technologies TG MAG58-80, TG MAG185-125, TG MAG15-50, TG MAG23-65, TG MAG86-100 Tion

Page 42

Symptom

Cause

Remedy

Not enough capacity

Liquid leaking back to suction over the

21

•

Check/correct assembly of the circulation pump

 

magnetic coupling

 

 

arrangement

 

 

 

•

Check/adjust axial clearance of the circulation

 

 

 

 

pump and rear face of the rotor

Pump too noisy

Pump speed too high

22

•

Reduce pump speed.

Vibrations

 

 

 

If necessary, install a larger pump.

 

Cavitation

23

•

Reduce difference between pump and suction

 

 

 

 

tank level.

 

 

 

•

Increase suction pipe diameter.

 

 

 

•

Reduce length and simplify suction pipe (use as

 

 

 

 

few elbows and other fittings as possible).

 

 

 

 

Also see section 3.18 Installation.

 

Backpressure too high

24

•

Increase pipe diameter.

 

 

 

•

Reduce working pressure.

 

 

 

•

Check accessories (filter, heat exchanger, etc.).

 

Coupling misalignment

25

•

Check and correct alignment.

 

 

 

 

Also see section 3.18 Installation.

 

Vibration of base plate or pipings

26

•

Make base plate heavier and/or affix baseplate/

 

 

 

 

pipework better.

 

Ball bearings damaged or worn

27

•

Replace ball bearings.

 

Un-balance of the outer magnetic rotor

28

•

Check/correct assembly of the outer magnetic

 

 

 

 

rotor on the pump shaft

 

 

 

•

Check correct tightening of bolts, secure bolts

 

 

 

 

against loosening.

Pump consumes

Pump speed too high

29

•

Reduce pump speed.

too much power or

 

 

 

If necesary, install a larger pump.

becomes hot

Coupling misalignment

30

•

Check and correct alignment.

 

 

 

 

Also see section 3.18 Installation.

 

Viscosity too high

31

•

Increase axial clearance.

 

 

 

 

See section 3.21 Maintenance instructions.

 

 

 

•

Heat pump.

 

 

 

•

Reduce pump speed.

 

 

 

•

Increase discharge pipe diameter.

 

Excessive friction losses inside rotor shaft

32

•

Check/correct axial clearance of circulation pump

 

/ bearing arrangement

 

 

and rear face of the rotor

 

 

 

•

Check axial clearance of the plain bearing ar-

 

 

 

 

rangement replace bearing if necessary

Rapid wear

Back pressure too high

33

•

Increase pipe diameter.

 

 

 

•

Reduce working pressure.

 

 

 

•

Check accessories (filter, heat exchanger, etc.)

 

Solid matter in liquid

34

•

Filter liquid.

 

Pump runs dry

35

•

Correct liquid supply.

 

 

 

•

Provide liquid level switch or dry running protec-

 

 

 

 

tion.

 

 

 

•

Heat up liquid.

 

 

 

•

Stop or reduce air sucking.

 

Corrosion

36

•

Change pump materials or application

 

 

 

 

parameters.

Motor overloading

Back pressure too high

37

•

Increase pipe diameter.

 

 

 

•

Reduce working pressure.

 

 

 

•

Check accessories (filter, heat exchanger, etc.).

 

Viscosity too high

38

•

Increase axial clearance.

 

 

 

 

See section 3.21 Maintenance instructions.

 

 

 

•

Heat pump.

 

 

 

•

Reduce pump speed.

 

 

 

•

Increase discharge pipe diameter.

 

Excessive friction losses inside rotor shaft

39

•

Check/correct axial clearance of circulation pump

 

/ bearing arrangement

 

 

and rear face of the rotor

 

 

 

•

Check axial axial clearance of the plain bearing

 

 

 

 

arrangement replace bearing if necessary

 

Rotor shaft runs against pump cover

40

•

Check axial axial clearance of the plain bearing

 

 

 

 

arrangement replace bearing if necessary

42

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

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Contents TopGear MAG EC-Declaration of conformity Contents Guidelines for assembly Rotor bearing assemblyInstallation Cleaning the pumpClearance adjustment Designation of threaded connections Instructions for re-using and disposal 20.1.1Maintenance instructions 20.1.2Pump cover and intermediate cover TT Hydraulic part Bearing bracket Jacket optionsPump cover and intermediate cover SS Pump cover and without jackets on intermediate cover TOCReception GeneralReception, handling and storage HandlingSafety GeneralInstallation Pump unitsPump unit handling Disassembly/assembly of the coupling guard Before commissioning the pump unitName plate CE Declaration of Conformity Differential pressure = bar Quantity Symbol UnitTechnical conventions Maximum pressure at discharge flange design pressure = barPump family code TG = TopGear Pump range name Type designationExample Jacket options for pump cover 0 Pump cover without jacketsBushes on shaft materials Idler bush and idler materialsIdler pin materials Rotor and shaft materialsPump standard parts Operating principleGeneral performance Safety relief valve Working principleSound Self-priming operationSound level Main characteristicsPressure Sound level of a pump without driveSound level of the pump unit Internals Maximum and minimum allowable temperatureJacket options InfluencesMaximum torque of pump shaft and rotor material combination Maximum temperature of internalsOperation under hydrodynamic lubrication conditions Hyd = design constant for each pump sizeExtra clearances Mass moment of inertiaAxial and radial clearances Inner partsPlay between gear teeth Maximum size of solid particlesDiametral clearance on pin / idler bearing Components of the magnetic drive Magnetic couplingSamarium Cobalt SmCo 280C Neodymium Iron Boron NdFeB 120 C Rotor bearing assemblyMaximum allowable temperature and nominal torque BelowSealing rings and gaskets Materials rotor bearing assemblyCirculation pump Material circulation pump partsMaterials Safety relief valveSafety relief valve heated spring casing Working pressure classPressure Definition and working principleMaterials HeatingSafety relief valve Relative adjustment Spring ratio Safety relief valveSingle safety relief valve Sectional drawings and part listsInstallation Heated spring casingIndoor installation AccessibilityOutdoor installation LocationStarting torque DrivesStability Radial load on shaft endSuction and discharge pipes Check after connecting whether the shaft can move freelyShaft rotation Forces and momentsSuction piping PipingIsolating valves Self-priming operationDrain lines Secondary pipingStrainer Heating jacketsFoundation pump unit Guidelines for assemblyTransport of pump unit Jacket on pump coverCombustion engines Shaft couplingAlignment tolerances Check temperature censor on canGuarding of moving parts Belt driveInstructions for start-up Cleaning the pumpCleaning suction line Venting and fillingChecklist Initial start-up Start-upShut-down Abnormal operationTrouble shooting Tion Maintenance instructions Instructions for re-using and disposalPreparation Tools Motor safetyExternal cleaning Shut-downNuts and bolts Specific componentsFluid circuits Plastic or rubber componentsClearance adjustment Front pull-outBack pull-out 0600 8120 8110 8100 4000 0701 0040 0010 Designation of threaded connections Threaded connection Rp example Rp 1/2Threaded connection G example G 1/2 Disassembly Disassembly of front-pull-out assemblyTake off top cover 0100 or safety relief valve Disassembly of top cover 0100 or safety relief valveDisassembly of bearing bracket Removal of bearing bracketDisassembly of pump shaft complete Disassembly of outer magnetic rotorRemoval of ball bearings Un-tighten cap head screws 8460 and remove them Disassembly of separation canDisassembly of back-pull-out assembly Take out O-rings 81308310 8520 8510 8500 8350-D 8400 0701 Assembly Assembly of bearing bracketTake care not to damage the outer rotor magnet Circulation pump Pre-assembly of the back-pull-outAdjustment of the axial clearance Mount axial bearing 8350-A into the insertAssembly of rotor shaft Axial clearance Assembly of the back-pull-out assembly to the pump casing Assembly of the separation canMount bearing bracket support 1700 to the bearing bracket Assembly of the bearing bracketAssembly of the front-pull-out assembly Measure the distances as indicated on the sketchAssembly of top cover 0100 or safety relief valve On the pump cover 4000 with tap boltsTighten tap bolts 1010 crosswise with Specified torque How to order spares TG MAG15-50 toTG MAG185-125 Hydraulic part Bearing bracketJacket options Jackets on pump coverJackets on intermediate cover 0220 0200 0310 0250 0240 0300 0320 0230 0210 Dimensional drawings TG MAG15-50 to 185-125 pumpsFlange connections Cast ironStainless steel Jackets Safety relief valves Jackets dimensionsSingle safety relief valve Heated safety relief valve Dv dkWeights Mass Bracket supportCopyright 2008 SPX Corporate

TG MAG86-100, TG MAG23-65, TG MAG58-80, TG MAG15-50, TG MAG185-125 specifications

SPX Cooling Technologies has established itself as a leader in the design and manufacturing of cooling systems, offering a wide range of products tailored to meet specific industrial and commercial needs. Among its impressive lineup, the TG MAG series stands out, featuring models such as TG MAG185-125, TG MAG23-65, TG MAG86-100, TG MAG58-80, and TG MAG15-50. Each of these models combines innovative technology with robust performance characteristics, making them ideal choices for various applications.

The TG MAG185-125 model is designed for high-capacity cooling requirements, offering exceptional thermal performance while maintaining energy efficiency. Its advanced fan design minimizes noise levels, making it suitable for installations in noise-sensitive areas. Furthermore, the unit benefits from a corrosion-resistant construction, ensuring longevity and reliable operation in diverse environments.

For smaller applications, the TG MAG23-65 provides a compact solution without compromising on performance. This unit features a space-efficient design and utilizes high-efficiency fans that optimize airflow, thereby enhancing overall cooling efficiency. The integrated digital controls allow for precise temperature management, making it easy for operators to monitor and adjust settings as needed.

The TG MAG86-100 model serves as an ideal middle-ground solution, balancing capacity and efficiency. It incorporates state-of-the-art technology, such as variable speed drives, which adjust the fan speed based on cooling demand, resulting in significant energy savings. The design also promotes easy maintenance, with accessible components that facilitate regular servicing and inspections.

For medium-scale needs, the TG MAG58-80 combines durability with performance, featuring a robust frame that can withstand harsh operational conditions. Its efficient heat exchange technology maximizes cooling output while minimizing energy consumption. Moreover, the enhanced airflow system ensures uniform cooling across the entire unit.

Lastly, the TG MAG15-50 is perfect for smaller spaces where cooling requirements are less demanding. Despite its size, this model is equipped with cutting-edge features such as a compact structure and highly efficient cooling mechanisms to ensure effective performance. The easy installation process and low maintenance needs further enhance its appeal.

Overall, the TG MAG series provides a range of innovative cooling solutions tailored to meet diverse industrial requirements, characterized by efficiency, durability, and advanced technology, ensuring optimal performance across all operating conditions.
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