Siemens H-compact PLUS Operating Instructions Manual Download Page 78

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WOGeneric TEAAC / 2008
Siemens AG Operating Instructions 1.03 1RQ671...-Z

Index

Alignment accuracy, 22

Aluminum conductors, 30

Anti-condensation heating

Cable entry and routing, 31

Connecting, 31

Anti-corrosion agent, 54

Assembly

Air inlet nozzle, 52

Fan cowl, 52, 53

Fans, 52

Initial inspection, 48

Installation of the rolling-contact bearings, 53

Labyrinth ring, 54

Outer bearing seal, 54

Upper part of the enclosure, 51

V ring, 55

Auxiliary circuit

Cable entry and routing, 31

Connecting, 31

Balance quality, 23

Bearing insulation

Bridging, 40

Bearing seizure damage, 17

Bolt locking device, 56

Bracket, 51

Cable entry and routing, 27

Cantilever force, 22

Clockwise, 26

Condensate, 18, 39

Connecting the power cables, 27

Connecting the stator winding

with cable lugs, 28

Connection

Aluminum conductors, 30

Construction standards, 13

Cool air, 21

Cooling water, 24

Counterclockwise, 26

Direction of rotation, 26

Disassembly

Fan cowl, 52

Fans, 52

Outer bearing seal, 55

Upper part of the enclosure, 50

V ring, 55

Emitted interference

Irregular load torque, 11

Operation on a frequency converter, 11

Equipotential, 30

Equipotential bonding, 32

Equipotential bonding conductor, 51

Faults, 39

Feather key, 24

Felt ring, 56

General inspection, 49

High-voltage motor

Switching, 10, 37

Hoisting lug, 51

Installation

Sealing, 56

Insulation resistance

Critical, 34

Summary of Contents for H-compact PLUS

Page 1: ...Three phase asynchronous motor H compact PLUS Type 1RQ671 N Generic TEAAC 2008 Operating Instructions 06 2009 h compact plus ...

Page 2: ...24 06 2009 15 03 ...

Page 3: ...or use 4 Installation 5 Connection 6 Start up 7 Operation 8 Maintenance 9 Spare Parts 10 Appendix A Notes B Three phase asynchronous motor H compact PLUS 1RQ6 Operating Instructions Edition 06 2009 This documentation pertains to N WO Generic TEAAC 2008 Type 1RQ671 Z ...

Page 4: ...erformed by qualified personnel Within the context of the safety notes in this documentation qualified persons are defined as persons who are authorized to commission ground and label devices systems and circuits in accordance with established safety practices and standards Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described in...

Page 5: ...port and storage 17 4 1 1 Storage 17 5 Installation 21 5 1 Noise emission 21 5 2 Installation 21 5 3 Aligning 22 5 4 Mounting 23 5 5 Installation of the Coupling 23 5 6 Cooling water quality 24 6 Connection 25 6 1 Electrical connection 25 6 1 1 Grounding the motor 25 6 1 2 Terminal designation 26 6 1 3 Direction of rotation 26 6 1 4 Cable entry and routing 27 6 1 5 Connecting the power cables 27 6...

Page 6: ...ling system 47 9 1 4 Servicing 48 9 1 4 1 Inspection notes for rolling contact bearings 48 9 1 4 2 First service after installation or repair 48 9 1 4 3 General inspection 49 9 2 Corrective Maintenance 49 9 2 1 Dismantling 49 9 2 2 Repairing the upper part of the enclosure 50 9 2 3 Repairing the air intake cowl 52 9 2 4 Repairing the fan 52 9 2 5 Reparing rolling contact bearings 53 9 2 6 Repairin...

Page 7: ...ion to equipment already on site 28 Table 6 6 Technical specifications for selecting the cable lug 28 Table 7 1 Stator winding insulation resistance at 25 C 34 Table 8 1 Electrical faults 43 Table 8 2 Mechanical faults 43 Table 9 1 Suitable greases for rolling contact bearings down to 20 C 46 Table 9 2 Tightening torques for bolted connections with a tolerance of 10 57 Table 10 1 Spare parts Stato...

Page 8: ...he locating setscrews on the labyrinth ring on the outer bearing cap 54 Figure 9 3 Dismantling the V ring and adjacent protecting ring 55 Figure 9 4 Installing V ring with adjacent protecting ring 55 Figure 10 1 Stators and rotors with ventilation on one side 60 Figure 10 2 Upper part of the enclosure 61 Figure 10 3 Upper part of the enclosure WPII fig 2 62 Figure 10 4 Rolling contact bearings dri...

Page 9: ...tinually to improve the quality of information provided in these instructions Please therefore contact us if you discover any errors or wish to make suggestions for improvements For contact information please refer to Chapter Siemens Service Center Page 69 Always follow the safety instructions and notices in these instructions Text format features In addition to the safety related notices and inst...

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Page 11: ...el only For the purpose of the safety information in this Instruction Manual a qualified person is someone who is authorized to energize ground and tag equipment systems and circuits in accordance with established safety procedures 2 2 Safety and application instructions The safe use of electrical machines WARNING Ro tating or live parts Rotating or live parts are dangerous Fatal or severe injurie...

Page 12: ...s of suitable protection facilities e g safety gates and appropriate warning signs Note Siemens Service Center We recommend engaging the support and services of your local Siemens Service Center Page 69 for all planning installation commissioning and maintenance work ID 2 02 2 3 Switching high voltage motors Switching overvoltages If vacuum circuit breakers and vacuum contactors are used what are ...

Page 13: ...ue is very irregular e g when driving a reciprocating compressor a non sinusoidal motor current will be induced whose harmonics might bring about an excessive reaction on the supply system and so cause excessive emitted interference on the power supply connecting leads For example the operation of heart pacemakers can be impaired potentially leading to damage to a person s health or even death It ...

Page 14: ...tructions 1 03 1RQ671 Z The motor generally fulfills the requirements of interference immunity in conformity with EN 50082 If using motors with integrated sensors the operator himself must ensure sufficient interference immunity by selecting a suitable sensor signal lead and a suitable evaluation unit ...

Page 15: ...ntegrated in the stator winding to monitor the winding temperature Depending on the options ordered various supplementary devices can be installed or attached e g anti condensation heating in the stator housing or sensors to monitor storage temperatures Construction standards The motors comply with the following standards Table 3 1 Construction standards Feature Standard Rating and performance IEC...

Page 16: ...n Item Description Type of motor Type Three Phase High Voltage Motor Degree of protection Rated voltage V and winding connections Thermal class Rated frequency Hz Service Factor Surface temperature code Certificate number Rated current A Omitted Rotor class Rated speed rpm Omitted Rated efficiency factor Direction of rotation Rated output hp Serial number Motor weight lbs Operating mode Figure 3 1...

Page 17: ...onal plate transport of construction type B3 Additional plate running up time Additional plate type of ignition protection Ex e 1 Additional plate asset number Additional plate purging air inlet Additional plate blank Additional plate balancing type 1 1 and 1 2 Additional plate purging air data Additional plate balancing type 1 2 Additional plate type of ignition protection Ex i 2 Additional plate...

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Page 19: ...e from flooding and free from vibrations Repair any damage to the packaging before putting the equipment into storage insofar as this is necessary to ensure proper storage conditions Position motors devices and crates on pallets wooden beams or foundations that guarantee protection against ground dampness Prevent the motor from sinking into the ground Ensure that the air circulation under the equi...

Page 20: ... term storage If you are storing a motor for more than six months you must check its condition every six months Check the motor for damage Carry out any necessary maintenance work Document all preservation measures taken so that they can be reversed before the machines are put back into service Energize anti condensation heaters if provided or otherwise provide a constant source of low heat to the...

Page 21: ...greasing devices They are sealed with small plastic plugs or screws Depending on the type of installation the water drainage holes are located at the bottom 1 Remove the screws or the plastic plugs regularly to allow the condensate to drain away 2 Replace them when you have finished NOTICE Degree of protection The degree of protection of motors with IP54 or higher is nominally reduced to IP44 by r...

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Page 23: ...cumentation and on the plates on the motor frame Removing the rotor shipping brace If at all possible wait to remove any rotor shipping braces until after the machine has been set up Cooling The cooling air must be able to be drawn in and discharged unimpeded ensure that warm discharged air is not drawn back in at the air intake On the vertical motor design with air intake from above the air inlet...

Page 24: ...nting the coupling Measuring the concentricity and axial eccentricity tolerances Positioning If you are not familiar with the prescribed measures and procedures then you can make use of the services offered by the local Siemens Service Center Page 69 Vertical and horizontal alignment To compensate for the radial offset on the coupling the electrical machine and the driven load must be aligned with...

Page 25: ...s short circuit or system transfers in phase opposition The values for the foundation forces can be found in the configuring documentation or are available on request from the manufacturer NOTICE System inherent frequencies If the foundation has not been constructed correctly frequencies that are inherent to the foundation can occur after the machine set has been installed system inherent frequenc...

Page 26: ...t extension the feather key can fall out during operation Death or serious injury can result On shaft extensions without output element make sure that the feather key cannot fall out and shorten it by approximately half for balance type H 5 6 Cooling water quality The chemical composition of the cooling water must comply with the configuration specifications The materials used in the heat exchange...

Page 27: ...the grounding conductor When making connections ensure the following The connecting surface is bare and is protected against corrosion using a suitable substance e g acid free Vaseline The spring lock and spacer washer are located under the bolt head The maximum permissible clamping thickness of 10 mm for the cable lug or strap is not exceeded The minimum required screw in depth and the tightening...

Page 28: ...respect to the motor connection Direction of rotation The number and arrangement of the terminal boxes The circuit and connection of the motor winding Direction of rotation On motors which are only allowed to run in one direction the rating plate shows an arrow which indicates the permitted direction of rotation and it also specifies the terminal connections in the required phase sequence IEC NEMA...

Page 29: ...V Minimum 60 mm Up to 11 kV Minimum 100mm Up to 13 8 kV Minimum 140 mm ID 1015 01x 6 1 5 Connecting the power cables Terminal box The type designation of the terminal box for connecting the power cables can be found in the Technical specifications section see Main terminal box in the spare parts list for a diagram of the terminal box Normally in house terminal boxes are fitted For special connecti...

Page 30: ...sher DIN 6796 16 FST MECH ZN12C 22 92 9 Spring washer DIN 128 A12 FST A3L 22 92 10 Spring washer DIN 128 A16 FST A3L 22 92 11 Hexagonal nut ISO 4032 M12 8 8 22 92 12 Hexagonal nut ISO 4032 M16 8 Selecting the cables When choosing connecting cables you must take into account the rated current possibly the service factor and the plant specific conditions e g ambient temperature routing type etc to I...

Page 31: ...671 Z 29 1P 1P 1P DIN 46235 16 300 IEC Burndy YA36 2N NEMA Tightening torques for the fixing screws when connecting with one cable lug 1P 1P 1P DIN 46235 16 300 IEC Burndy YA36 2N NEMA Tightening torques for the fixing screws when connecting with two cable lugs ID 1015 02 See also Spare Parts Page 59 ...

Page 32: ...rminal box enclosure and the machine housing is established via the terminal box fixing bolts and an additional grounding cable on the outside The contact points for the equipotential bonding connection between the terminal box cover and the terminal box enclosure are bare metal and protected against corrosion ID 1015 02 6 1 8 Final steps 1 Before closing the terminal box please check that The ele...

Page 33: ...section The information required to connect anti condensation heating and the auxiliary circuits is provided in the connection diagram located on the inside of the terminal box cover and in the Technical specifications section The terminals are suitable for conductor cross sections up to 4 mm2 Selecting the cables When choosing connecting cables you must take into account the rated current and the...

Page 34: ...uitable with respect to the degree of protection type of cable routing permissible cable diameter etc and have been mounted in full compliance with specifications and regulations The connecting cables are arranged so that they do not come into contact with the machine and the cable insulation cannot be damaged The threads in the terminal plate are sealed using cable entries or sealing plugs that a...

Page 35: ...aterial damage Check any power cables connected in order to ensure that the line supply voltage cannot be fed in Once you have measured the insulation resistance discharge the winding by connecting the ground potential Measuring the insulation resistance Before you begin measuring the insulation resistance please read the manual for the insulation resistance meter you are going to use Disconnect a...

Page 36: ...s of between 100 and 2000 MΩ or possibly even higher values Insulation resistance close to the minimum value could be due to humidity and or dirt accumulation Over its operating lifetime the motor winding insulation resistance can drop due to ambient and operational influences The critical insulation resistance value for a winding temperature of 25 C can be calculated depending on the rated voltag...

Page 37: ...nected so that it rotates in the direction specified The operating conditions correspond to the data specified on the rating plate Any supplementary motor monitoring devices and equipment have been correctly connected and are fully functional If bearing thermometers have been fitted the bearing temperatures are checked during the initial run of the machine and the warning and shutdown values are s...

Page 38: ...he rating plate or certificate will contain corresponding additional information When the motor is switched on the oil supply pump is running if the motor has been configured in this way The rolling contact bearings have been regreased as appropriate for the model Rolling contact bearing machines which have been in storage for more than one year must be regreased Note This list does not claim to b...

Page 39: ...ust bear the following in mind when commissioning high voltage motors switchgear for high voltage motors from 3 kV to 13 8 kV CAUTION Overvoltages caused by shutting down the motor during startup Shutting down the motor during startup can cause overvoltages This can damage the motor Avoid shutting down the motor during startup by for instance checking for errors in the starting control or for exce...

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Page 41: ...ng properly This can cause faults which can result in eventual or immediate death serious injury or material damage Immediately inform the maintenance personnel If you are in doubt immediately switch off the motor being sure to observe the system specific safety conditions CAUTION Fire hazard Certain parts of the motor may reach temperatures above 50 C Touching them can result in burns Check the t...

Page 42: ... WARNING Do not open the bearing insulation bridge Removing the factory fitted bridging of the insulated DE bearing leads to potential differences between the rotor and the grounded motor This can cause the generation of sparks which especially in an explosive atmosphere ignite the surrounding gas There is also a risk of an electric shock This can result in death serious injury or material damage ...

Page 43: ...on can cause motor temperatures to increase This can result in material damage Only run anti condensation heating when the motor is shut down Include an appropriate interlocking circuit with the main switch of the machine when installing the electrical system Before switching on the machine you should always check that the anti condensation heating is not running 8 5 Switch on Procedure 1 If at al...

Page 44: ...ngs Turn the rotor at the intervals specified Ensure that the bearings then come to rest in a position different from that they were in before Use the feather key as a reference point Please refer to the section Energizing before restarting the motor CAUTION Storing rolling contact bearing motors for longer than six months If the motor is not to be used for a period in excess of six months suitabl...

Page 45: ... Stator winding incorrectly connected Check the winding connection X X X X Winding short circuit or phase short circuit in stator winding Determine the winding and insulation resistances Make repairs following consultation with the manufacturer X Wrong direction of rotation of the separately driven fan Check the connection of the separartely driven fan X Separately driven fan is not running Check ...

Page 46: ... its length X Rotor out of true shaft bent Consult the manufacturing plant X X Poor alignment Align the machine set check the coupling 2 X Coupled machine not balanced Rebalance the coupled machine X Shocks from coupled machine Check the coupled machine X X Imbalance originating from gearing Fix the gearing X X Resonance of the overall system comprising motor and foundation Stabilize the foundatio...

Page 47: ...parts of the machine may reach temperatures above 100 C Touching them can result in burns Check the temperature of the parts before touching them and take appropriate protective measures if necessary CAUTION Personal protective gear when using chemical cleaning agents Chemical cleaning agents can be caustic or give off dangerous fumes Contact with skin or breathing in fumes can cause injuries such...

Page 48: ...ng of the bearings If the motors were ordered for use in the extended temperature range of below 20 C the permissible type of grease is indicated on the lubrication instruction plate The following high quality greases for rolling contact bearings are suitable and tested for temperatures down to 20 C Table 9 1 Suitable greases for rolling contact bearings down to 20 C K3N greases ARAL Aralub 4340 D...

Page 49: ...e bearing The chamber for the used grease is designed for at least 10 regreasing sessions To remove used grease loosen the outer bearing cap Escaping oil at the bearing or oil escaping during regreasing is an indicator that the space for the used grease has been over filled ID 1025 01 9 1 3 Cleaning the cooling system Cleaning the cooling system To ensure proper functioning of the machine cooling ...

Page 50: ...e regreasing The rolling contact bearing s spent grease chamber only has room for a limited amount of spent grease When the spent grease chamber is full the spent grease must be removed before regreasing otherwise it will escape into the interior of the machine Escaping oil at the bearing or oil escaping during regreasing is an indicator that the space for the spent grease is full ID 53 01 9 1 4 2...

Page 51: ...on has no indentations or cracks The machine is aligned within the permissible tolerance ranges All the fixing bolts screws for the mechanical and electrical connections have been securely tightened The winding insulation resistances are sufficiently high Any bearing insulation has been fitted as shown on plates and labeling Cables and insulating parts and components are in good condition and ther...

Page 52: ...nto the upper part of the housing to lift it The weight of the upper part of the housing can be found in the Technical data section 5 Observe the following when attaching the rotor The centering recesses in the shaft ends have recessed threads i e DIN 580 eye bolts are unsuitable to attach the rotor because only a few threads would be engaged Depending on the rotor weight and load direction if req...

Page 53: ...nto the upper part of the housing to lift it The weight of the upper part of the housing can be found in the Technical specifications section Before lifting off the upper part of the housing loosen the equipotential bonding conductor and the fixing bolts on the stator housing Assembly Fit the air intake cowl before the upper part of the enclosure Only fit the upper part of the enclosure and the ai...

Page 54: ... and the air inlet nozzle Before you bolt on the protective screen when assembling make sure that the deflecting baffle with nozzle at the air intake opening is adjusted by means of the clamping pins provided The radial gap between the air inlet nozzle and the fan impeller should be at least 2 mm 9 2 4 Repairing the fan Plastic radial fan impellers have two integrally molded tongues which engage w...

Page 55: ...liness are vital to installation 3 To install the rolling contact bearing warm it up using oil or air heated to around 80 C 4 Push the rolling contact bearing onto the shaft Avoid any heavy blows that might damage the bearing 5 Fill the bearing to the top with the specified lubricating grease 6 After cooling the bearing down ensure that it is resting against the shaft shoulder Otherwise axial vibr...

Page 56: ...g cap Apply a soluble adhesive to the three set screws such as Loctite 243 and screw them partially into the labyrinth ring Apply a coating of anti corrosion agent to the shaft in the vicinity of the labyrinth ring Before the anti corrosion agent or the adhesive harden push the labyrinth ring onto the set screws up to about 3 mm away from the bearing cap and turn the set screws to secure them Chec...

Page 57: ... this Assembly 1 During installation ensure that the seating on the shaft is not greased but that the axial sealing surface is greased ི ཱ Figure 9 4 Installing V ring with adjacent protecting ring Auxiliary disk for assembly purposes Greased Grease free 1 The V ring is in the correct axial position when the end face of the bearing cap is flush with the outer edge of the V ring Use an appropriate ...

Page 58: ...e parts e g between housings end shields and bearing bushes and apply a non setting permanently plastic sealing agent such as Hylomar MQ32 Follow the manufacturer s application and safety notes when doing this Check the elasticity and age of all sealing elements such as those on the terminal boxes and renew them if they are no longer effective 9 2 10 Tightening torques for screw and bolt connectio...

Page 59: ...e tightening torques in the different rows apply to the following cases Case A Applies to electrical connections in which the permissible torque is normally limited by the bolt materials and or the current carrying capacity of the insulators with the exception of the busbar connections in case B Case B Applies to bolts made from lower strength components e g aluminum or of property class 8 8 acc t...

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Page 61: ... diagrams of the basic versions They are used for spare parts definitions The supplied version may differ in details from these representations 10 2 Replacing rolling contact bearings When ordering rolling contact bearings in addition to the bearing identification code the supplementary specifying code is also necessary for the bearing version Both of these codes are stamped on the lubricant plate...

Page 62: ... ventilation on one side Table 10 1 Spare parts Stator and rotor Part Description Part Description 7 20 Fan impeller 10 70 Cover 7 30 Fan hub 10 71 Cover 8 03 Rotor complete with spider shaft 10 72 Cover 10 00 Stator frame with core and winding 30 15 Seal 10 30 Air guide panel drive end 30 89 Fastening elements 10 40 Non drive end air guide panel two part optional ID 1159 01 ...

Page 63: ...re Spare parts Figure 10 2 Upper part of the enclosure Table 10 2 Spare parts for the upper part of the enclosure Part Description Part Description 17 01 Air intake housing 17 10 Enclosure seal 17 02 Deflecting baffle with nozzle 17 26 Fan impeller 17 04 Sealing wall two section 17 27 Fan hub shrunk on 17 05 Cover shaft protection 31 10 enclosure ...

Page 64: ...y hatch with seal 17 06 Cover plate for upper part of the enclosure ID 1160 00 10 6 Upper part of the enclosure Spare parts Figure 10 3 Upper part of the enclosure WPII fig 2 Table 10 3 Spare parts for the upper part of the enclosure WPII part Description part Description 31 10 enclosure 34 10 Coarse dust panel filter 31 20 Cover for assembly hatch with seal 34 25 Cover for service hatch ID 1040 0...

Page 65: ...ing contact bearings drive end for model B3 Table 10 4 Spare parts for the rolling contact bearing on the drive end part Description part Description 3 15 Sealing ring circular 3 50 Bearing housing 3 20 Outer bearing cover 3 51 Insulating washer 3 30 Locking ring 3 52 Insulating ring 3 35 Grease slinger 3 61 Inner bearing cover 3 40 Deep groove ball bearing locating bearing 3 85 Grease feed ...

Page 66: ...45 Compression spring 5 00 Bearing shield drive end ID 1045 00 10 8 Rolling contact bearings non drive end Spare parts Figure 10 5 Rolling contact bearings non drive end for model B3 Table 10 5 Spare parts for the rolling contact bearing with cover on the non drive end part Description part Description 4 15 Sealing ring circular 4 51 Housing without axial guide for floating bearing 4 20 Outer bear...

Page 67: ...nd ID 1052 01 10 9 Terminal box 1XE1 Spare parts The neutral box only contains the neutral point It is not permitted to install any additional equipment The base plate is screwed on and is made out of steel It is not permitted to use it as a cable entry plate If the terminal box is to be used as a connection box following conversion a brass plate should be used as the cable entry plate Conversion ...

Page 68: ...0 6 Spare parts list for terminal box 1XE1 Part Description Part Description 20 20 Enclosure 20 50 Entry plate 20 28 Seal 21 30 Bushing for primary current complete 20 30 Cover 22 39 Neutral connection 20 43 Pressure relief diaphragm 22 92 Hexagon bolt and conical spring washer 21 43 Pin insulator large ID 1058 01 ...

Page 69: ...y additional equipment Table 10 7 Spare parts list for terminal box 1XF4 Part Description Part Description 20 20 Enclosure 21 43 Pin insulator large 20 28 Seal 21 44 Pin insulator small 20 30 Cover 22 30 Connecting bar for primary current 20 43 Pressure relief diaphragm 22 39 Neutral connection 20 50 Entry plate 22 92 Hexagon bolt and conical spring washer 21 30 Bushing for primary current complet...

Page 70: ... 10 11 Terminal box 1XD4 Spare parts Table 10 8 Spare parts list for terminal box 1XD4 Part Description Part Description 20 20 Enclosure 20 50 Entry plate 20 28 Seal 21 30 Bushing for primary current complete 20 30 Cover 22 92 Hexagon bolt and conical spring washer 20 43 Pressure relief diaphragm ID 1059 02 ...

Page 71: ...A 1 Technical support Phone 49 0 180 50 50 222 Europe Germany Fax 49 0 180 50 50 223 America USA Phone 1 423 262 2522 Asia China Phone 86 1064 719 990 E Mail support automation siemens com Internet English http www siemens com automation support request Internet Deutsch http www siemens de automation support request A 2 Abbreviations List of abbreviations acronyms Table A 2 Meaning of abbreviation...

Page 72: ...onal Protection ISO International Organisation for StandardizationInternational Standards Organization NDE Non drive end Non drive end NEC National Electrical Code NEMA National Electrical Manufacturers Association NTC Negative Temperature Coefficient Negative Temperature coefficient PTC Positive Temperature Coefficient Positive Temperature Coefficient WP II Weather Protected II ...

Page 73: ...Appendix A 3 Technical specifications WOGeneric TEAAC 2008 Siemens AG Operating Instructions 1 03 1RQ671 Z 71 A 3 Technical specifications A 3 1 Dimension drawing of machine ...

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Page 75: ..._____________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ______________________________________________________...

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Page 78: ...t locking device 56 Bracket 51 C Cable entry and routing 27 Cantilever force 22 Clockwise 26 Condensate 18 39 Connecting the power cables 27 Connecting the stator winding with cable lugs 28 Connection Aluminum conductors 30 Construction standards 13 Cool air 21 Cooling water 24 Counterclockwise 26 D Direction of rotation 26 Disassembly Fan cowl 52 Fans 52 Outer bearing seal 55 Upper part of the en...

Page 79: ...sing interval 46 48 Repair Initial inspection 48 Rolling contact bearings Greases 46 Inspection 48 Replacement 59 Rotor shipping brace Remove 21 S Shaft grounding device 40 Siemens Service Center 69 Spare parts ordering 59 Spent grease chamber 48 Stator winding Temperature monitoring 35 Storage 17 42 Storage location 17 Surge suppressor 10 Switching overvoltages 10 T Terminal designation 26 Tighte...

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Page 82: ...AA Generic TEAAC 010 001 U301 1RQ67128BS10 Z AA Generic TEAAC 010 001 U202 1RQ67128BS10 Z AA Generic TEAAC 010 001 U201 1RQ67128BS10 Z AB Wellen Massbild 1RQ4 712 8 ...

Page 83: ...Generic TEAAC 000010 001 en US Generic TEAAC 00001001EN05 ...

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