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10.7

Drive end rolling-contact bearings without bearing housing

Figure 10-3 Drive end roller bearings without bearing housing

Table 10-3

Spare parts for drive end roller bearings without bearing housing

Part

Description

Part

Description

3.00

Roller bearing cartridge (locating bearing)

3.50

Bearing housing

3.10

V ring

3.60

Inner bearing cover

3.13

Protective ring

3.80

Grease nipple

3.16

Labyrinth ring (optional)

3.81

Nut

3.20

Outer bearing cover

3.82

Grease tube

3.30

Locking ring

5.00

End shield

3.35

Grease slinger

5.67

Sealing plugs

3.40

Deep-groove ball bearing (locating bearing)

Spare parts

10.7 Drive end rolling-contact bearings without bearing housing

SIMOTICS TN Series N-compact 1LH8

Operating Instructions 06/2017

117

Содержание 1PQ8

Страница 1: ...www siemens com drives Low voltage motor SIMOTICS TN Series N compact Type 1LH8 Operating Instructions Installation Instructions Edition 06 2017 ...

Страница 2: ...06 06 2017 10 16 V15 00 ...

Страница 3: ...ions Installation Instructions Edition 06 2017 Introduction 1 Safety information 2 Description 3 Preparations for use 4 Assembly 5 Electrical connection 6 Start up 7 Operation 8 Maintenance 9 Spare parts 10 Disposal 11 Service and Support A Technical data B Quality documents C ...

Страница 4: ... those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation If products and components from other manufacturers are used th...

Страница 5: ...IEC and GOST D47 standards 20 4 Preparations for use 25 4 1 Safety related aspects to consider when configuring the plant 25 4 2 Observing the operating mode 25 4 3 Ensuring cooling 25 4 4 Cooling water quality 25 4 5 Thermal motor protection 26 4 6 Interlock circuit for anti condensation heating option 27 4 7 Support base for IM B5 construction type 27 4 8 Noise emissions 27 4 9 Rotational speed ...

Страница 6: ...oving the rotor shipping brace from machines with vertical type of construction 49 5 2 5 Removing anti corrosion protection 49 5 2 6 Mounting the output elements 50 5 2 7 Lifting and transporting the machine 51 5 2 8 Draining condensation 53 5 2 9 Putting the machine down 54 5 2 10 Roughly aligning the machine 54 5 3 Installing the machine 55 5 3 1 Safety instructions for installation 55 5 3 2 Sel...

Страница 7: ...r to commissioning 76 7 5 Setpoint values for monitoring the bearing temperature 77 7 6 Set values for monitoring the winding temperature 77 7 7 Test run 78 7 8 De energizing 79 8 Operation 81 8 1 Safety guidelines in operation 81 8 2 Switching off the anti condensation heating 82 8 3 Switching on the machine 83 8 4 Regreasing roller bearings 83 8 5 Switching off the water cooling system 83 8 6 Sw...

Страница 8: ...otor 104 9 2 3 Screws with preCOTE coating 104 9 2 4 Roller contact bearings 105 9 2 4 1 Removing roller bearing 105 9 2 4 2 Remove V ring 106 9 2 4 3 Removing the labyrinth sealing ring 106 9 2 4 4 Assembling the rolling contact bearings 107 9 2 4 5 Install the V ring 108 9 2 4 6 Installing the V ring Increased degree of protection option 109 9 2 4 7 Installing the labyrinth sealing ring 110 10 S...

Страница 9: ... Urms 70 Table 7 1 Set values for monitoring the bearing temperatures before commissioning 77 Table 7 2 Set values for monitoring the bearing temperatures in normal operation 77 Table 7 3 Set values for monitoring the winding temperatures during commissioning 77 Table 7 4 Set values for monitoring the winding temperatures in normal operation 78 Table 8 1 Electrical faults 88 Table 8 2 Mechanical f...

Страница 10: ...s 53 Figure 5 3 Schematic diagram Aligning the machine to the driven machine 57 Figure 6 1 Water drip loop 64 Figure 6 2 Terminal box 1XB9269 65 Figure 6 3 Connection with cable lug and fixing screw schematic diagram 69 Figure 9 1 Remove the V ring 106 Figure 9 2 Disassembling the labyrinth sealing ring schematic diagram 107 Figure 9 3 Install the V ring 109 Figure 9 4 Roller contact bearing with ...

Страница 11: ... must read you will find the text in these instructions is formatted in the following way 1 Handling instructions are always formatted as a numbered list Always perform the steps in the order given Lists are formatted as bulleted lists Lists on the second level are hyphenated Note A Note is an important item of information about the product handling of the product or the relevant section of the do...

Страница 12: ...mpiled documentation can be exported as PDF for example Using the Documentation function you can efficiently compile your own plant or system documentation The Documentation compiled in a specific language can also be automatically exported in one of the other available languages The full functionality is only available for registered users Introduction 1 2 Compiling personal documents SIMOTICS TN...

Страница 13: ...ic setup and safety regulations as well as regulations on the use of personal protective equipment are observed Note Use the services and support provided by the appropriate Service Center Page 129 for planning installation commissioning and servicing work You will find safety instructions in the individual sections of this document Follow the safety instructions for your own safety to protect oth...

Страница 14: ...you are near the machine Always pay attention to your safety Also observe the following to prevent accidents General safety regulations applicable in the country where the machine is deployed Manufacturer specific and application specific regulations Special agreements made with the operator Separate safety instructions supplied with the machine Safety symbols and instructions on the machine and i...

Страница 15: ...ns Operate the machine properly CAUTION Hazardous substances Chemical substances required for the setup operation and maintenance of machines can present a health risk Poisoning skin damage cauterization of the respiratory tract and other health damage may result Read the information in these operating instructions and the product information supplied by the manufacturer Observe the relevant safet...

Страница 16: ...st damage follow the instructions given below Only touch electronic modules if you absolutely have to work on them The body of the person concerned must have been electrostatically discharged and grounded immediately before any electronic modules are touched Electronic modules should not be brought into contact with electrically insulating materials such as Plastic film Plastic parts Insulating ta...

Страница 17: ...nce on the line power supply via the connection lines 2 8 Interference voltages when operating the converter WARNING Interference voltages when operating the converter When a converter is in operation the emitted interference varies in strength depending on the converter manufacturer type interference suppression measures undertaken On machines with integrated sensors e g PTC thermistors interfere...

Страница 18: ...on magnetic or electronic data carriers It is forbidden for people with pacemakers to enter the vicinity of the machine Protect the personnel working in the plant by taking appropriate measures such as erecting identifying markings safety barriers and warning signs and giving safety talks Observe the nationally applicable health and safety regulations Do not carry any magnetic or electronic data m...

Страница 19: ... occur if the machine is operated in these areas This can result in death serious injury or material damage Never operate this machine in hazardous areas Machine design The regulations and standards used as the basis to design and test this machine are stamped on the rating plate The machine design basically complies with the subsequent standards Please refer to the EU Declaration of Conformity fo...

Страница 20: ...60034 8 GOST R IEC 60034 8 IEC EN 60034 9 GOST R IEC 60034 9 IEC EN 60034 12 GOST R IEC 60034 12 IEC EN 60034 14 GOST R IEC 60034 14 Rating plate The rating plate shows the identification data and the most important technical data The data on the rating plate and the contractual agreements define the limits of proper usage 10 0 1 5RWRU 648 1 HZ W W 1R1 6 0 7K O 3 9 N Figure 3 1 Schematic diagram o...

Страница 21: ...uary 01 2015 From January 1 2017 the IE3 efficiency requirement for motors with a power of 0 75 kW to 375 kW applies for line operation Efficiency IE2 still applies for motors that are operated from a converter Please note the applicable country specific rules and regulations Rotors The rotor assembly is pressed onto the shaft together with the cage winding The drive end of the shaft usually has a...

Страница 22: ... is used in both cases for reasons of convenience a distinction is made here between lubricating grease and sealing grease because of their different functions Layout The spent lubricating grease collects in the space between the bearing housing and the outer bearing cap The latter also forms the sealing grease chamber with the labyrinth sealing ring optional The second lubricating nipple containi...

Страница 23: ...s listed on an additional plate on the machine Leakage water sensor The leakage water sensor is fitted in the machine enclosure and provides additional security in the event of leakage Description 3 1 Comparison of IEC and GOST D47 standards SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 23 ...

Страница 24: ...Description 3 1 Comparison of IEC and GOST D47 standards SIMOTICS TN Series N compact 1LH8 24 Operating Instructions 06 2017 ...

Страница 25: ...t 4 2 Observing the operating mode Observe the machine s operating mode Use a suitable control system to prevent overspeeds thus protecting the machine from damage 4 3 Ensuring cooling Ensure that the machine is sufficiently cooled by the cooling air flow at the installation site Ensure that the cooling air can flow in and out unobstructed The full air flow provided by the fan is only possible if ...

Страница 26: ...eements Observe any order specific agreements regarding the cooling water specification These might deviate from the named cooling water specification Note Maintenance The cooling system is maintenance free provided cooling water of the specified quality is used 4 5 Thermal motor protection The machine is equipped with PTC thermistors for direct monitoring of the motor temperature to protect the m...

Страница 27: ...hine The weight of the machine is stated on the rating plate data on geometry is shown in the dimension drawing There is a threaded hole M36 at the bottom of the machine where you can attach the support foot WARNING Missing support at the NDE If the machine has no support at the NDE the flange cannot hold the weight of the machine The machine or machine parts may loosen This can result in death se...

Страница 28: ...quency fluctuation is 2 corresponding to range A in IEC EN 60034 1 Permissible fluctuations that go beyond this are specified on the nameplate e g voltage fluctuation of 10 corresponding to range B in IEC EN 60034 1 The following applies Under practical operating conditions a machine may sometimes have to be operated outside the limits of Range A Exceptions of this sort should be limited with rega...

Страница 29: ...l torsional load on the line shaft Note The system planner is responsible for the entire drive train WARNING Serious damage to the machine If the configuration does not correctly recognize the mechanical torsional loadings of the shaft assembly this can lead to serious damage to the machine This can result in death serious injury or material damage When planning the system consider the configurati...

Страница 30: ...tions are part of the scope of delivery keep them in a location where they can be easily accessed 4 14 3 Lifting and transportation To safely lift and transport the machine the following requirements must be met Personnel operating cranes and fork lift trucks must be appropriately qualified If the machine is packed depending on the weight size and on site conditions lift crates and transport frame...

Страница 31: ...ifting the machine If the center of gravity is not located centrally between the attachment points then position the hoisting hook above the center of gravity 4 14 4 Securing the rotor Depending on the version the machine is fitted with a rotor shipping brace This protects the bearings against damage due to shock and vibration during transport or storage NOTICE Vibration and shock during transport...

Страница 32: ...ping brace types The thread in the shaft extension indicates the rotor weight This indirectly specifies the required preload force when axially fastening the rotor Thread in the shaft extension Preload M20 20 kN M24 30 kN M30 40 kN Axial preload force for other rotor shipping brace types Note Store the rotor locking device Be sure to store the rotor locking device It must be remounted for possible...

Страница 33: ... loads If the lifting gear or load handling attachments were to fail the machine could fall This can result in death serious injury or material damage Never remain under or in the immediate vicinity of the machine when it is raised 4 14 6 Storage You must correctly store the machine if you do not install and use it after it has been delivered NOTICE Bearing seizure damage if incorrectly stored If ...

Страница 34: ... and crates on pallets wooden beams or foundations that protect them against rising damp and water Ensure that the air circulation under the equipment is not impeded Place wooden spacer blocks between the covers and the machine Covers or tarpaulins must not trail on the floor around the machine Storing outdoors When storing the machines outside the storage location must comply with the following c...

Страница 35: ...form in the motor If the machine is not sealed in plastic film continually and slightly heat the machine e g with anti condensation heating if available and ensure that the air circulates in the storage room Storage for longer than three months Lubricate the machine after every two years of storage 1 Unpack the machine 2 Remove the rotor shipping brace if one is being used 3 When stored for longer...

Страница 36: ...empty 2 Flush the cooling water ducts with a corrosion protection emulsion to avoid the buildup of rust 4 14 8 Protection against corrosion If the machine is stored in dry conditions then apply the subsequently listed anti corrosion measures Storage up to six months Apply a coat of corrosion protective compound to all accessible bare metal parts such as the exposed shaft extension flange or machin...

Страница 37: ...eploy a ground fault monitoring 4 15 2 Converter input voltage The insulation system of SIMOTICS machines significantly exceeds the requirements of stress category C IVIC C high stress If voltage peaks higher than those specified according to IVIC C can occur then observe the data in the respective Catalog http w3app siemens com mcms infocenter content en Pages order_form aspx For a line voltage c...

Страница 38: ...etween motor and driven machine Between motor and converter Between the terminal box and the RF grounding point at the motor enclosure Selecting and connecting the cable As far as possible use symmetrically arranged shielded connection cables The cable shielding made up of as many strands as possible must have good electrical conductivity Braided shields made of copper or aluminum are very suitabl...

Страница 39: ...ng cable Ensure that the contacts are established over a large area Overall system design To specifically reduce bearing currents you must consider the system as a whole which comprises the motor converter and driven machine The following measures support you when reducing bearing currents and help to avoid damage In the overall system set up a properly meshed grounding system with low impedance U...

Страница 40: ... bearings when operating the converter If the machine is operated from a low voltage converter insulated bearings are fitted at the NDE and an insulated encoder with insulated bearings option Comply with the plates on the machine relating to bearing insulation and possible bridges Driving machine Insulated bearings Motor Insulated tachometer fitting Coupling Figure 4 2 Schematic representation of ...

Страница 41: ...g Figure 4 3 Schematic representation of a tandem drive NOTICE Bearing damage Bearing currents can flow if the coupling between the motors of the tandem drive is not insulated This can damage the DE bearings of both motors Use an insulated coupling to link the motors See also Service and Support Page 129 Preparations for use 4 15 Converter operation SIMOTICS TN Series N compact 1LH8 Operating Inst...

Страница 42: ...Preparations for use 4 15 Converter operation SIMOTICS TN Series N compact 1LH8 42 Operating Instructions 06 2017 ...

Страница 43: ...to the loss of conformity with European directives and the loss of warranty 5 1 Preparations for installation 5 1 1 Requirements for installation The following requirements must be satisfied prior to starting installation work Staff have access to the operating and installation instructions The machine is unpacked and ready for mounting at the installation location Note Measure the insulation resi...

Страница 44: ...tance and the polarization index at the following times Before starting up a machine for the first time After an extended period in storage or downtime Within the scope of maintenance work The following information is provided regarding the state of the winding insulation Is the winding head insulation conductively contaminated Has the winding insulation absorbed moisture As such you can determine...

Страница 45: ...ed 3 Measure the winding temperature and the insulation resistance of the winding in relation to the machine enclosure The winding temperature should not exceed 40 C during the measurement Convert the measured insulation resistances in accordance with the formula to the reference temperature of 40 C This thereby ensures that the minimum values specified can be compared 4 Read out the insulation re...

Страница 46: ... possibly even higher values An insulation resistance value close to the minimum value could be due to moisture and or dirt accumulation The size of the winding the rated voltage and other characteristics affect the insulation resistance and may need to be taken into account when determining measures Over its operating lifetime the motor winding insulation resistance can drop due to ambient and op...

Страница 47: ...flat and free of contaminations Check the dimensions of the mounting foot holes Flange connection Clean the flange before installation Ensure that the flange surfaces are flat and perfectly clean Check the geometry of the flange Wall mounting Ensure that the wall faces are flat and free of contaminations Check the dimensions of the mounting foot holes Support the machine from below e g using a wal...

Страница 48: ...only approved and undamaged lifting gear of sufficient rated capacity Check these before using them WARNING The machine can be dropped If the load handling attachments and lifting gear are damaged or not correctly secured the machine may be dropped during lifting This can result in death serious injury or material damage Inspect the load handling attachments and lifting gear before use 5 2 3 Remov...

Страница 49: ...ore you turn the machine into a horizontal position 5 2 5 Removing anti corrosion protection Machined bare metallic surfaces of the motor such as the shaft end fitted key foot and flange surfaces are treated with an anti corrosion agent 1 Remove this layer of anti corrosion agent from the mounting surfaces of the motor by wiping it away with an absorbent cloth or paper sheet NOTICE Damage to the m...

Страница 50: ...element correctly matches the type of balance of the rotor Use only ready drilled and balanced transmission elements Check the hole diameters and the balancing status before pulling them on Thoroughly clean the shaft extension Pulling on Warm up the transmission elements to expand them before pulling them on Select the temperature difference for the heating process to suit the coupling diameter fi...

Страница 51: ...is specified on the rating plate in the designation of the motor type WARNING The feather key can fall out The feather keys are only locked against falling out during shipping If a machine with two shaft extensions does not have an output element on one shaft extension the feather key can fall out during operation Death or serious injury can result If the machine is to be operated without output e...

Страница 52: ...d is not located centrally between the attachment points the machine can tip over or slip out of the lifting equipment and fall when it is being transported or lifted This can result in death serious injury or material damage Comply with the handling instructions on the machine when transporting it Be aware of the possibility of different loads on the sling ropes or lifting straps and the carrying...

Страница 53: ...ndensate can drain away Ensure that condensate can drain away In the bearing shields on the DE and NDE water drainage holes are situated below or opposite the regreasing devices They are sealed with screw plugs Depending on the type of installation the water drainage holes are located at the bottom Figure 5 2 Schematic diagram of the water drain holes 1 Regularly remove the screw plugs to allow th...

Страница 54: ... machine Set down the machine slowly and carefully at the installation location to avoid any impact See also Draining condensation Page 53 5 2 10 Roughly aligning the machine Requirement The transmission element such as a coupling half has already been pulled on Roughly aligning the machine For horizontal positioning push the motor sideways across the foundation When doing so ensure that the axial...

Страница 55: ...n result in death serious injury or material damage Carefully align the machine to the driven machine NOTICE Improper handling Mounting parts such as temperature sensors or speed sensors are attached to the machine and could be ripped off or destroyed as a result of improper handling This could lead to machine malfunctions extending even to total loss of the machine Where necessary use suitable st...

Страница 56: ...hat no additional forces affect their bearings during operation If the thermal change of the motor and the driven machine is different couple in the cold state with an appropriate alignment offset The alignment offset to be set in the cold state must be determined and specified by the system specialist 3 For the vertical positioning x 0 place thin shims over a large surface area under the machine ...

Страница 57: ...m Aligning the machine to the driven machine Table 5 2 Permissible deviations for aligning the machine with flexible coupling Max speed nmax Max parallel offset x Max angular offset y nmax 1500 rpm xmax 0 08 mm ymax 0 08 mm 100 mm D 1500 rpm nmax 3600 rpm xmax 0 05 mm ymax 0 05 mm 100 mm D Note Machine expansion When performing alignment make allowance for the thermal expansion of the machine due ...

Страница 58: ...owly towards the driven machine advancing too quickly risks damaging the centering 4 If necessary rotate the machine into the right position so that the clearance holes in the flange are central to the tapped holes 5 Move the machine fully up against the mating flange so that it is fully in contact 6 Fix the machine using the flange fixing bolts finishing by replacing the studs There is a threaded...

Страница 59: ...ning aids 3 Lower the machine slowly toward the driven machine and into the centering so that the flanges do not quite touch Lowering too quickly risks damaging the centering 4 If necessary rotate the machine into the right position so that the clearance holes in the flange are central to the tapped holes 5 Lower the machine completely onto the mating flange so that it is fully in contact then rem...

Страница 60: ...y with the materials from which the cooler is made 2 Route and support the water pipes so that the connecting flanges are not exposed to excessive stress or strain or vibration loads 3 Rinse out the water circuit before you connect the cooling water supply to the motor This removes deposits and foreign bodies so that they cannot make their way into the cooling circuit 4 Should there be a possibili...

Страница 61: ... machine cooling cannot be guaranteed and the machine may overheat Ensure that the air is bled from the cooling ducts during filling and that the cooling ducts are completely filled with water Assembly 5 4 Connecting the cooling water supply SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 61 ...

Страница 62: ...Assembly 5 4 Connecting the cooling water supply SIMOTICS TN Series N compact 1LH8 62 Operating Instructions 06 2017 ...

Страница 63: ... the Service Center Page 129 NOTICE Connected parts can loosen If you use fixing elements made from the wrong material or apply the wrong tightening torque this could impair current transfer or cause connecting parts to become loose This could result in material damage to the machine or even in total failure which could in turn lead indirectly to material damage to the system Tighten the screwed c...

Страница 64: ...hine in such a way that a permanent safe electrical connection is maintained Avoid protruding wire ends Lay and secure external auxiliary cables separately from the main cable Elements with cable ties may be present for this purpose In case of high humidity or when installed outside water drops can move along the cable jacket and enter the motor through the cable entry and cable gland If you route...

Страница 65: ...ith an open winding design i e when the windings start and end directly at the terminal box see the Terminal marking Page 66 section the connections are made using jumpers in the terminal box The jumpers for the open connection must not be removed when testing the winding refer to the relevant circuit diagram Check that the connections star or delta comply with the specifications on the rating pla...

Страница 66: ...as ambient temperature routing type cable cross section as defined by required length of cable etc Configuration notes Requirements according to IEC EN 60204 1 Dimensioning for bundled cable routing e g according to DIN VDE 0298 Part 4 or IEC 60364 5 52 6 3 4 Connecting the grounding conductor The grounding conductor cross section of the machine must be in full conformance with the installation sp...

Страница 67: ...esulting rotation will be clockwise If you interchange two connections e g L1 L2 L3 to W V U the resulting rotation will be counter clockwise On machines 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 NOTICE Incorrect direction of rotatio...

Страница 68: ...o the threaded holes in the entry plate which can be unscrewed Use shielded cables whose shields are conductively connected to a large area of the terminal box of the motor via EMC cable glands In the case of aluminum connecting bars insert a steel washer between the cable lug and the connecting bar This prevents contact corrosion Arrange the exposed connecting cables in the terminal box so that t...

Страница 69: ...uctors Immediately before inserting the aluminum conductor remove the oxide layer from the contact areas on the conductor and or the mating piece Do this using a brush or file Then grease the contact areas immediately using neutral Vaseline This prevents a new oxide layer from forming NOTICE Aluminum flow due to contact pressure Aluminum flows following installation due to the contact pressure The...

Страница 70: ...ort When performing any installation work you must always take care to ensure that all equipotential bonding measures remain effective 6 4 7 Stepless mating face for sealing in the terminal box cover not for GT640 The sealing face of the terminal box cover is formed by the terminal box enclosure and the cable entry element Therefore make sure these parts are correctly aligned so as to ensure the s...

Страница 71: ...les of the temperature sensors are routed to the main or auxiliary terminal box depending on the version The connection and assignment of the terminals is specified in the circuit diagram WARNING Hazard due to electric shock The installation of the temperature sensors for the winding monitoring with respect to the winding is implemented according to the requirements for basic insulation The temper...

Страница 72: ...Electrical connection 6 5 Connecting the auxiliary circuits SIMOTICS TN Series N compact 1LH8 72 Operating Instructions 06 2017 ...

Страница 73: ... and tests in accordance with the specific situation on site The machine is undamaged The machine has been correctly installed and aligned the transmission elements are correctly balanced and adjusted All fixing screws connection elements and electrical connections have been tightened to the specified tightening torques The operating conditions match the data provided in accordance with the techni...

Страница 74: ... correctly All brakes and backstops are operating correctly At the monitoring devices the values for Warning and Shutdown are set See also Set values for monitoring the winding temperature Page 77 Setpoint values for monitoring the bearing temperature Page 77 7 2 Converter operation The following chapter is relevant only to machines of series 1PQ8 or if the machine was ordered for operation on the...

Страница 75: ...erter is not discharged there can be a voltage at the motor terminals even when the rotor is not moving The voltage is up to 1000 V depending on the converter type Ensure that the five safety rules Page 13 are followed before working on the motor The bearing insulation should be implemented as shown on the plates 7 3 Measuring the insulation resistance before commissioning Measuring the insulation...

Страница 76: ... prior to commissioning If the period between delivery and commissioning is more than a year and less than four years Re grease the roller bearings with twice the amount of grease specified on the lubricant plate Check the bearing temperature as far as possible Regreasing roller bearings before commissioning You must regrease the roller bearings under the following conditions If the machine has be...

Страница 77: ...op at the installation site in C Set the values for shutdown and warning according to the operating temperature Top Table 7 2 Set values for monitoring the bearing temperatures in normal operation Set value Temperature Warning in normal operation Top 5 K 115 C Disconnection in normal operation Top 10 K 120 C See also Thermal motor protection Page 26 7 6 Set values for monitoring the winding temper...

Страница 78: ...eed should be kept to a bare minimum for example for checking the direction of rotation or for checking in general Allow the machine to run down before switching it on again 2 If the machine is running smoothly and evenly switch on the cooling equipment Continue to observe the machine for a while in no load operation 3 If it runs perfectly connect a load NOTICE Thermal overload of motors connected...

Страница 79: ...electrical machine or the driven machine The machine set has not been adequately aligned The machine is being operated at the system resonance point System motor base frame foundation NOTICE Serious damage to the machine If the vibration values in operation are not maintained in accordance with DIN ISO 10816 3 then the machine can be mechanically destroyed During operation observe the vibration va...

Страница 80: ...Start up 7 8 De energizing SIMOTICS TN Series N compact 1LH8 80 Operating Instructions 06 2017 ...

Страница 81: ...all times Terminal boxes may be opened only when the machine is stopped and de energized WARNING Rotating and live parts Rotating or live parts are dangerous If you remove the required covers this can result in death serious injury or material damage Any covers that prevent live electrical or rotating parts from being touched ensure compliance with a particular degree of protection or are required...

Страница 82: ...result of intermittent duty or load fluctuations Condensate can collect inside the motor Damage such as rust can result Make sure that any condensation can drain away freely 8 2 Switching off the anti condensation heating NOTICE Excessive machine temperature If the anti condensation heating is operated while the machine is running this can increase the temperatures inside the machine This can resu...

Страница 83: ... check the bearing and stator winding temperatures 8 4 Regreasing roller bearings Refer to the regreasing instructions for the roller bearings on the lubricant plate 8 5 Switching off the water cooling system Do not immediately switch off the water cooling system after switching off the machine First wait for the machine to cool down This will prevent the accumulation of residual heat 8 6 Switchin...

Страница 84: ...rrosion damage in the cooling system For avoidance of frost and corrosion damage completely drain the water from the cooling system Then blow air through the cooling system to dry it If the cooling system cannot be drained because standby capability is required at short notice protect the cooling circuit against frost and corrosion damage To do this add suitable additives to the cooling water NOTI...

Страница 85: ...haft grounding brushes rust may form on the brushes running surface on the shaft after extended breaks in operation WARNING Live parts If the shaft grounding does not function correctly the shaft can be at a high voltage level that does not decay quickly enough when the machine comes to a standstill This can lead to death or serious injury as a result of electric shock or bearing damage caused by ...

Страница 86: ...or longer than six months then take the necessary measures for preservation and storing Otherwise damage to the machine will result Record the decommissioning steps This log will be useful upon recommissioning 8 9 Re commissioning the machine When you re commission the machine proceed as follows Study the record made when the machine was decommissioned and reverse the measures that were taken for ...

Страница 87: ...ect the cause of the fault as described in the respective remedial measures section Repair any damage to the machine Operation 8 10 faults SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 87 ...

Страница 88: ...e in the supply cable Check the switches and cables X X X X Interrupted phase in the feeder cable af ter switching on Check the switches and cables X Mains voltage too low frequency too high Check the power supply conditions X Mains voltage too high frequency too low Check the power supply conditions X X X X X Stator winding incorrectly connected Check the winding connection in the terminal box X ...

Страница 89: ...nd then rebalance it X Rotor out of true shaft bent Please consult the manufacturer X X Poor alignment Align the machine set and check the coupling X Coupled machine not balanced Rebalance the coupled machine X Shocks from coupled machine Investigate the coupled machine X X Fault originating from gearing Fix the gearing X X Resonance of the overall system comprising ma chine and foundation Reinfor...

Страница 90: ... manufacturer If the specified cooling water quality is ob served the cooling system is maintenance free X Inlet temperature too high Set the correct upstream temperature X Cooling water supply switched off Switch on the cooling water supply X Cooling water contains too many or unsuit able antifreeze and corrosion protection agents Use cooling water of the agreed quality X Leaks in the cooling sys...

Страница 91: ...ing Check the seals X High ambient temperature Use a suitable high temperature grease X X Insufficient lubrication Grease the bearings as instructed X X Bearing canted Properly install the bearing X X Insufficient bearing play Contact the Service Center X Excessive bearing play Contact the Service Center X X Bearing corroded Replace the bearing Check the seals X Too much grease in bearing Remove s...

Страница 92: ...Operation 8 10 faults SIMOTICS TN Series N compact 1LH8 92 Operating Instructions 06 2017 ...

Страница 93: ...ply with the specifications laid down in EN 50110 1 regarding safe operation of electrical equipment See also Safety information Page 13 Note Service Center Please contact the Service Center Page 129 if you require support with servicing maintenance or repair 9 1 Inspection and maintenance 9 1 1 Safety instructions for inspection and maintenance WARNING Rotating and live parts Electric machines co...

Страница 94: ...amage to the machine extending to total failure When cleaning with compressed air ensure there is adequate extraction NOTICE Machine damage caused by foreign bodies Foreign bodies such as dirt tools or loose components such as screws etc can be left by accident inside the machine after maintenance is performed These can cause short circuits reduce the performance of the cooling system or increase ...

Страница 95: ...information on testing and the limit values can be found here Testing the insulation resistance and polarization index Page 45 9 1 3 Inspections in the event of faults Natural disasters or unusual operating conditions such as overloading or short circuit are faults that overload the machine electrically or mechanically Immediately perform an inspection after such faults 9 1 4 First inspection afte...

Страница 96: ...ed X The foundation has no cracks or indentations X X The machine is aligned within the permissible tolerance ranges X All the fixing bolts screws for the mechanical and electrical connections have been securely tightened X All the potential connections grounding connections and shield supports are correctly seated and properly bonded X The winding insulation resistances are sufficiently high Page...

Страница 97: ...nd types of grease for operating roller bearings The specified grease data applies to the data specified on the rating plate and for high quality grease in accordance with the specifications in these operating instructions Because these greases exceed significantly the requirements according to DIN 51825 and ISO 6743 9 they permit the specified relubrication intervals Initial lubrication The greas...

Страница 98: ...Anti Wear AW No solid lubricants Alternatively Extreme pressure EP only after prior consultation with grease and bearing manufacturers FE9 test A 1500 6000 DIN 51821 1 2 F10 50 h at 130 C F50 100 h at 130 C H Behavior in the presence of water DIN 51807 0 or 1 at a test temperature of 90 C Corrosive effect on copper DIN 51811 0 or 1 at a test temperature of 120 C Korr Corrosion resistance EMCOR DIN...

Страница 99: ...erties Table 9 4 Roller bearing greases for vertical and horizontal types of construction Manufacturer Grease type Shell Gadus S2 V100 3 ExxonMobil Unirex N3 Esso BP Energrease LS3 Fuchs Renolit H443 HD88 Lubcon Turmoplex 3 Addinol LM 3 EP FAG Arcanol Multi 3 For motors of horizontal construction you can alternatively use greases with NLGI class 2 However this reduces the lubrication interval by 2...

Страница 100: ... intervals for roller bearings are different from the servicing intervals for the machine The roller bearings may be damaged if the relubrication intervals are not adhered to Pay attention to the instructions on the lubricant plate Grease replacement intervals The grease replacement intervals in these operating instructions or the regreasing intervals indicated on the plate apply to the following ...

Страница 101: ...ssioning for a longer period of time normally the grease in the bearings does not deteriorate within two years Please note the information regarding long term storage When commissioning the bearings must be relubricated with twice the amount of lubricating grease When doing this the shaft must rotate so that the grease is replaced in the bearings 9 1 10 Sealing the rolling contact bearings Increas...

Страница 102: ...eaning liquids Recut the thread if necessary You can remove limescale deposits with a commercially available scale solvent 9 1 12 Touch up any damaged paintwork If the paint is damaged it must be repaired in order to protect the unit against corrosion Note Paint system Contact the Service Center Page 129 before you repair any paint damage They will provide you with more information about the corre...

Страница 103: ...ablish this information when dismantling them and make a note of it for the purpose of reassembly Document the type dimensions and arrangement of the parts so that you will be able to reassemble the machine to its original state Use suitable tools to disassemble the machine Take measures to prevent parts from dropping down before you dismantle them e g by replacing fastening elements with extra lo...

Страница 104: ...al the motor Extreme caution and attention to cleanliness are vital to installation Clean all bare joints between parts such as housings bearing shields and bearing bushes etc and remove old sealant material Smear bare joints between parts with non hardening permanently flexible sealant such as Hylomar M Follow the manufacturer s application and safety instructions when doing this Check all sealin...

Страница 105: ...ring only for the option Increased degree of protection Page 106 Ensure that the inner bearing cover is no longer attached to the bearing housing or end shield There may be springs in the inner bearing cover Support the rotor for the uninstallation of bearing housing or end shield If necessary remove the bearing housing from the end shield Remove the end shield Dependent on shaft height roller bea...

Страница 106: ... non heavy sea The protective ring does not have to be removed for disassembling the bearing bush Remove the protective ring together with the V ring and the outer bearing cover or end shield from the shaft See also Install the V ring Page 108 9 2 4 3 Removing the labyrinth sealing ring Note For the Increased degree of protection option the machine is equipped with a labyrinth sealing ring on the ...

Страница 107: ...o Installing the labyrinth sealing ring Page 110 9 2 4 4 Assembling the rolling contact bearings Extreme caution and attention to cleanliness are vital to installation Observe the correct assembly sequence of the components Attach all components with the specified tightening torques Page 131 Note For further information about mounting the roller bearing please refer to the catalog or the informati...

Страница 108: ...ach the bearing using the shaft nut or a set screw depending on the particular version 10 Support the rotor for the installation of bearing housing or end shield 11 Grease the bearing locations bearing shield bearing cartridge with solid lubricant such as the anti fretting paste Altemp Q NP 50 12 Use a suitable sealant when assembling 13 Install the bearing shield or bearing housing together with ...

Страница 109: ...is fitted with a protective ring in the bearing cover made of sheet metal 1 Push the protective ring onto the shaft 2 Verify that the ring is sufficiently pretensioned Replace the protective ring if necessary 3 Position the protective ring so that one of the longitudinal grooves meets the corresponding water separation groove at the bottom in the bearing cover flange or end shield 9 2 4 6 Installi...

Страница 110: ...r contact bearing with grease chamber schematic diagram See also Install the V ring Page 108 9 2 4 7 Installing the labyrinth sealing ring The labyrinth sealing ring is the last component to be fitted when fitting the roller contact bearing It ensures degree of protection IP65 and prevents the penetration of dirt and foreign bodies into the roller contact bearing 1 Apply a soluble adhesive to the ...

Страница 111: ...inth sealing ring on the outer bearing cover 4 Locate the labyrinth sealing ring in position by screwing the set screws in Check that the tips of the set screws engage with the keyway with a short axial movement The correct axial position is obtained when the locating setscrews screwed into the keyway engage Maintenance 9 2 Corrective Maintenance SIMOTICS TN Series N compact 1LH8 Operating Instruc...

Страница 112: ...Maintenance 9 2 Corrective Maintenance SIMOTICS TN Series N compact 1LH8 112 Operating Instructions 06 2017 ...

Страница 113: ...s 10 2 Using commercially available spare parts You can use commercially available standard components but ensure that they have the same construction type dimensions strength class etc 10 3 Ordering spare parts via the Internet You can use Spares on Web to determine the order numbers for motor spare parts quickly and easily Spares on Web https www automation siemens com sow A short description of...

Страница 114: ...currents 10 4 Anti condensation heating The anti condensation heater is mounted directly on the winding The anti condensation heater cannot be removed without causing damage to the winding A new anti condensation heater may only be installed by Siemens Service Center Page 129 specialists Spare parts 10 4 Anti condensation heating SIMOTICS TN Series N compact 1LH8 114 Operating Instructions 06 2017...

Страница 115: ...for stators and rotors Part Description Part Description 7 07 Internal fan 8 20 Rotor core with winding 8 00 Rotor complete 10 00 Stator frame with laminated core and winding 8 10 Shaft Spare parts 10 5 Stator and rotor SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 115 ...

Страница 116: ...g 3 50 Bearing housing 3 10 V ring 3 60 Inner bearing cover 3 13 Protective ring 3 80 Grease nipple 3 16 Labyrinth ring optional 3 81 Nut 3 20 Outer bearing cover 3 82 Grease tube 3 30 Locking ring 5 00 End shield design B3 3 35 Grease slinger 5 10 Flanged end shield 3 40 Deep groove ball bearing locating bearing 5 67 Sealing plug Spare parts 10 6 Drive end rolling contact bearings with bearing ho...

Страница 117: ...idge locating bearing 3 50 Bearing housing 3 10 V ring 3 60 Inner bearing cover 3 13 Protective ring 3 80 Grease nipple 3 16 Labyrinth ring optional 3 81 Nut 3 20 Outer bearing cover 3 82 Grease tube 3 30 Locking ring 5 00 End shield 3 35 Grease slinger 5 67 Sealing plugs 3 40 Deep groove ball bearing locating bearing Spare parts 10 7 Drive end rolling contact bearings without bearing housing SIMO...

Страница 118: ...tridge locating bearing 3 50 Bearing housing 3 10 V ring 3 60 Inner bearing cover 3 13 Protective ring 3 80 Grease nipple 3 16 Labyrinth ring optional 3 81 Nut 3 30 Locking ring 3 82 Grease tube 3 35 Grease slinger 5 00 End shield 3 40 Deep groove ball bearing locating bearing 5 67 Sealing plugs Spare parts 10 8 Roller bearings DE end shield with integrated bearing cover SIMOTICS TN Series N compa...

Страница 119: ...iption 4 00 Roller bearing cartridge floating bearing 4 50 Bearing housing 4 10 V ring 4 60 Inner bearing cover 4 20 Outer bearing cover 4 81 Nut 4 30 Locking ring 4 82 Grease tube 4 35 Grease slinger 6 00 End shield 4 40 Deep groove ball bearing 6 67 Sealing plugs 4 45 Compression spring Spare parts 10 9 Non drive end rolling contact bearings with bearing housing SIMOTICS TN Series N compact 1LH8...

Страница 120: ...on Part Description 4 00 Roller bearing cartridge floating bearing 4 45 Compression spring 4 10 V ring 4 60 Inner bearing cover 4 20 Outer bearing cover 4 81 Nut 4 30 Locking ring 4 82 Grease tube 4 35 Grease slinger 6 00 End shield 4 40 Deep groove ball bearing 6 67 Sealing plugs Spare parts 10 10 Non drive end rolling contact bearings without bearing housing SIMOTICS TN Series N compact 1LH8 120...

Страница 121: ...n Part Description 4 00 Roller bearing cartridge floating bearing 4 60 Inner bearing cover 4 10 V ring 4 81 Nut 4 30 Locking ring 4 82 Grease tube 4 35 Grease slinger 6 00 End shield 4 40 Deep groove ball bearing 6 67 Sealing plugs 4 45 Compression spring Spare parts 10 11 Roller bearings NDE end shield with integrated bearing cover SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 ...

Страница 122: ...0 1 mm when rotor is turning Figure 10 8 Speed sensor assembly Table 10 8 Spare parts for roller bearings with speed sensor assembly Part Description 55 12 Pulse generator 55 40 Tachometer coupling complete 55 63 Torque transmission element Spare parts 10 12 Rolling contact bearings with speed sensor assembly SIMOTICS TN Series N compact 1LH8 122 Operating Instructions 06 2017 ...

Страница 123: ...escription 20 61 Cable gland upper part 20 66 Strain relief lower part 20 62 Cable gland lower part 20 70 Sealing insert for cable entry 20 65 Strain relief upper part Spare parts 10 12 Rolling contact bearings with speed sensor assembly SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 123 ...

Страница 124: ...r terminal box 1XB9629 Part Description Part Description 20 23 Enclosure bottom 21 41 Terminal supports 20 30 Cover 21 61 Terminal block 21 11 Connecting plate with internal cable Spare parts 10 13 Terminal box 1XB9629 SIMOTICS TN Series N compact 1LH8 124 Operating Instructions 06 2017 ...

Страница 125: ... In doing so safety in operation and handling will take priority at all times Note Country specific legislation When disposing of the machine or of waste that is created during the individual phases of its life cycle please observe the statutory requirements applicable in the country of use 11 2 Preparing for disassembly Disassembly of the machine must be carried out and or supervised by qualified...

Страница 126: ...ing according to whether they are Iron and steel Aluminum Non ferrous metal e g windings The winding insulation is incinerated during copper recycling Insulating materials Cables and wires Electronic waste Process materials and chemicals Sort the process materials and chemicals for recycling according to whether they are for example Oil Grease Cleaning substances and solvents Paint residues Anti c...

Страница 127: ...onsists of impregnated wood Observe the local regulations The foil used for water proof packaging is an aluminum composite foil It can be recycled thermally Dirty foil must be disposed of via waste incineration Disposal 11 4 Disposal of components SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 127 ...

Страница 128: ...Disposal 11 4 Disposal of components SIMOTICS TN Series N compact 1LH8 128 Operating Instructions 06 2017 ...

Страница 129: ...local office This office will contact the responsible service center on your behalf You can find your contact person in the relevant contact database www siemens com your contact See also Technical Support https support industry siemens com cs sc nId 2090 lc en WW www siemens com yourcontact www siemens com yourcontact Siemens Support for on the move You can obtain optimum support anywhere you go ...

Страница 130: ...Service and Support SIMOTICS TN Series N compact 1LH8 130 Operating Instructions 06 2017 ...

Страница 131: ...s than 25 mm The clamping length is taken as the distance between the head of the bolt and the point at which the bolt is screwed in Tightening torques The bolted connections with metal contact surfaces such as end shields bearing cartridge parts terminal box parts bolted onto the stator frame should be tightened to the following torques depending on the thread size Table B 1 Tightening torques fo...

Страница 132: ...h property class 8 8 according to ISO 898 1 Case C Applies to bolts with property class 8 8 or A4 70 according to ISO 898 1 however only to bolts screwed into components made from materials with higher property class e g cast iron steel or cast steel Note Non standard tightening torques Different tightening torques for electrical connections and bolted connections for parts with flat seals or insu...

Страница 133: ...ou can find the quality documents here https support industry siemens com cs ww en ps 13320 cert https support industry siemens com cs ww en ps 13320 cert SIMOTICS TN Series N compact 1LH8 Operating Instructions 06 2017 133 ...

Страница 134: ...Quality documents SIMOTICS TN Series N compact 1LH8 134 Operating Instructions 06 2017 ...

Страница 135: ...bles Selection of 66 71 Connection 60 Cable entry 67 Converter documentation 39 Cooling system Faults 90 Cooling water Specification 26 Cooling water ducts Cleaning 102 Cooling water supply 60 Correct usage 20 Corrosion protection 36 84 110 Cross section of grounding conductor 66 Cross section of the line conductor 66 D Damage during transport 31 Damage during transportation 30 Damping cores 39 De...

Страница 136: ...ulated bearings 22 40 Insulated coupling 41 Insulation resistance 44 75 85 95 Anti condensation heating 47 measure 45 Interference immunity 17 Interference voltages 17 Interlocking circuit Anti condensation heating 27 IP56 non heavy sea 109 J Jumpers 65 L Labyrinth ring 106 Leakage water 97 Leakage water sensor 23 Lifting 31 52 Long term storage 35 Low Voltage Directive 13 M Machine Aligning to th...

Страница 137: ...e parts 14 Maintenance work 93 Rotating parts 15 Screws with preCOTE coating 104 Sealing 70 Sealing grease 22 Selection of bolts 55 Serial number 113 Shaft assembly 29 Shaft grounding 85 Shipping 31 Spare parts 129 Drive end roller bearings with bearing housing 116 Drive end roller bearings without bearing housing 117 Non drive end roller bearings with bearing housing 119 Non drive end roller bear...

Страница 138: ...ques 63 Bolted connection 131 Torsional loadings 29 Transporting 31 52 Turning the machine on to its side 49 Type of balancing 50 V V ring 105 106 109 Vibration limits 29 Vibration values 79 Voltage fluctuations 28 Voltage via the converter 75 W Wall face 47 Wall mounting 47 Water connection 60 Water cooler Inspection 97 Leakage water 97 Water cooling Switching off 79 Water drip loop 64 Winding te...

Страница 139: ......

Страница 140: ...Further Information www siemens com drives Siemens AG Process Industries and Drives Postfach 48 48 90026 NÜRNBERG GERMANY ...

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