Siemens 1LE5 Operating Instructions Manual Download Page 110

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Heat up 80 ... 100 °C

9.4.2.1

Bearing bushes

Protect the bearings against the ingress of dirt and moisture.

9.4.2.2

Fitting the bearing cartridges

When fitting the bearing cartridges, observe the specified screw tightening torques.

9.4.2.3

Installing bearings

Sealing the bearings

Note the following details:

• Shaft sealing rings are used to seal machines at the rotor shaft.

– For V rings, comply with the assembly dimension.

• Use the specified bearings.

• Ensure that the bearing sealing disks are in the correct position.

• Insert the elements for bearing preloading at the correct end.

• Fixed bearings can have a locking ring or bearing cover.

Maintenance
9.4 Corrective maintenance

1LE5, 1PC4 shaft heights 280 ... 355

108

Operating Instructions, 11/2022, A5E41454666A

Summary of Contents for 1LE5

Page 1: ...OPERATING INSTRUCTIONS www siemens com drives 1LE5 1PC4 Shaft heights 280 355 Low voltage motors Edition 11 2022 SIMOTICS SD ...

Page 2: ......

Page 3: ...Operating Instructions 11 2022 A5E41454666A Introduction 1 Safety information 2 Description 3 Preparing for use 4 Assembly 5 Electrical connection 6 Commissioning 7 Operation 8 Maintenance 9 Spare parts 10 Disposal 11 Technical specifications A Quality documents B ...

Page 4: ...are 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...

Page 5: ...Proper and intended use foreseeable misuse 17 1 5 1 1 Electromagnetic compatibility 17 2 Safety information 19 2 1 Information for those responsible for the plant system 19 2 2 The 5 safety rules 19 2 3 Qualified personnel 20 2 4 Safe handling 20 2 5 Electromagnetic fields when operating electrical power engineering installations 22 2 6 Electrostatic sensitive devices 22 2 7 Interference immunity ...

Page 6: ...resistance and polarization index 40 4 5 5 2 Lubricating the rolling bearings 40 4 5 5 3 Regreasing rolling bearings after storage periods of up to two years 40 4 5 5 4 Releasing the rotor shipping brace before commissioning 40 4 6 Ensure adequate cooling 41 4 6 1 Interlock circuit for the separately driven fan motor 41 4 7 Interlock circuit for anti condensation heating 43 4 8 Noise emission 43 4...

Page 7: ...s of construction with flange 60 5 5 3 Removing the rotor shipping brace 61 5 5 4 Recommended alignment accuracy 61 5 5 5 Mounting the drive output elements 62 6 Electrical connection 65 6 1 Safety instructions for the electrical connection 65 6 2 Connecting the machine 66 6 2 1 Selecting cables 66 6 2 2 Terminal box 67 6 2 2 1 Circuit diagram inside the terminal box cover 67 6 2 2 2 Direction of ...

Page 8: ...ventilation 90 8 1 4 1 Safety instruction for forced ventilation option 90 8 1 4 2 Safety instructions when operating machines with fan 90 8 1 4 3 Machines with fan for the textile industry 90 8 2 Switching on the machine 91 8 3 Deactivating 91 8 4 Switch off the separately driven fan 91 8 5 Switching on again after an EMERGENCY OFF 91 8 6 Stoppages 91 8 6 1 Avoidance of damage to rolling bearings...

Page 9: ...9 4 4 1 Metal fan disassembly 110 9 4 4 2 Mounting fans 111 9 4 5 Canopy mounting a rotary pulse encoder under the canopy 111 9 4 6 Tightening torques 111 9 4 7 Screw lock washers 111 9 4 8 Links 111 9 4 9 Reassembly Miscellaneous information 112 9 4 10 Optional add on units 112 9 4 10 1 Mounting a brake optional 112 9 4 11 O ring seal 112 10 Spare parts 115 10 1 Parts order 115 10 2 Determining t...

Page 10: ...hine 130 11 6 Disposal of components 130 A Technical specifications 133 A 1 Tightening torques 133 A 1 1 Tightening torques for screw and bolt connections 133 A 1 2 Terminal board and grounding 134 A 1 3 Terminal boxes end shields grounding conductors sheet metal fan covers 134 A 1 4 Cable glands 134 B Quality documents 137 B 1 Quality documents SIMOTICS in SIOS 137 Table of contents 1LE5 1PC4 sha...

Page 11: ...ion in specific individual cases must be assessed by the user taking into account all technical legal and other requirements on a case by case basis Always observe the descriptions of the technical properties and the relevant constraints of the respective product contained in the product documentation Description These Operating Instructions inform you about the motor and its components You will l...

Page 12: ...e intended for Fitters Commissioning engineers Machine operators Service and maintenance personnel Warehouse personnel Personnel decommissioning the motor Personnel disposing of the motor 1 2 3 Avoiding dangers Description Avoid dangers Ensure safe problem free operation and a maximum service life Before you start using the motor you must read these Operating Instructions Always follow the safety ...

Page 13: ... maintenance The machine manufacturer must document any additions or modifications they make to the product themselves 1 2 5 Websites of third party companies Description This document may contain hyperlinks to third party websites Siemens is not responsible for and shall not be liable for these websites and their content Siemens has no control over the information which appears on these websites ...

Page 14: ...te plants IEC 82079 Machine operators plant operators Compact instruc tions Essential contents of the operating in structions in reduced and compressed form Machine operators plant operators Product Information Information that only becomes known shortly before or even after start of de livery and is therefore not included in the associated user documentation Planners configuration engineers techn...

Page 15: ...Support on the road Description Figure 1 1 Siemens Industry Online Support app The Industry Online Support app supports you in the following areas for example Resolving problems when executing a project Troubleshooting when faults develop Expanding a system or planning a new system Furthermore you have access to the Technical Forum and other articles that our experts have drawn up FAQs Application...

Page 16: ...ocumentation Please use the Provide feedback link at the end of the entries in Siemens Industry Online Support Figure 1 2 Requests and feedback 1 4 4 mySupport documentation Description With the mySupport documentation web based system you can compile your own individual documentation based on Siemens content and adapt this for your own machine documentation To start the application click the My D...

Page 17: ...ens Industry This will assign your request a unique ticket number for tracking purposes The Support Request offers you Direct access to technical experts Recommended solutions for various questions e g FAQs Status tracking of your requests Technical support also assists you in some cases via remote support https support industry siemens com cs de en view 106665159 to resolve your requests A Suppor...

Page 18: ...sitrain 1 4 7 Spare parts services Description By using the online spare parts service Spares on Web you ensure the smooth operation of your product The spare parts service is aimed at the following Improved spare parts inventories by balancing stock and spare parts on call Minimized downtimes during a plant standstill Reduced costs More information can be found on the Internet via the following a...

Page 19: ...ed for installation in machines in accordance with the current Machinery Directive Commissioning is prohibited until it has been absolutely identified that the end product is in conformance with this Directive Comply with standard EN IEC 60204 1 WARNING Risk of explosion This machine is not designed for use in hazardous areas An explosion can occur if the machine is operated in these areas This ca...

Page 20: ...Introduction 1 5 Important product information 1LE5 1PC4 shaft heights 280 355 18 Operating Instructions 11 2022 A5E41454666A ...

Page 21: ...ng conditions are consequentially taken into account at all times The specific 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 local service center for planning installation commissioning and service work 2 2 The 5 safety rules To ensure your own personal safety as well as to avoid materi...

Page 22: ...Separate safety instructions supplied with the machine Safety symbols and instructions on the machine and its packaging Danger as a result of stationary parts under voltage live parts Live parts represent a hazard Touch protection against active live parts is no longer guaranteed if covers are removed The minimum clearance and creepage distances may be violated when coming close to live parts Touc...

Page 23: ...substances can ignite if handled incorrectly They can cause burns and property damage Observe the product information provided by the manufacturer Noise emissions During operation the machine s noise emission levels can exceed those permitted at the workplace which can cause hearing damage Ensure that nobody is in the area of increased noise emissions during machine operation Take steps to reduce ...

Page 24: ...contain components that can be destroyed by electrostatic discharge These components can be damaged or destroyed if they are not handled correctly To protect equipment against 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...

Page 25: ...ly via the connection lines 2 9 Interference voltages when operating the converter 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 interference voltages caused by the convert...

Page 26: ...on If there are any deviations or uncertainty contact the manufacturer specifying the type designation and serial number see the rating plate or contact the Service Center Safety information 2 10 Special designs and construction versions 1LE5 1PC4 shaft heights 280 355 24 Operating Instructions 11 2022 A5E41454666A ...

Page 27: ... only use machines with UKCA marking EAC Eurasian Conformity EAC machines are appropriately marked on the rating plate and are intended for operation within the Eurasian customs union Within the Eurasian Customs Union only use machines with EAC marking Operating a machine with a converter Implement all machines of the overall machine converter system according to UL File E227215 assuming that the ...

Page 28: ...ompany logo 42 Torque Nm optional 52 Marine regulation 43 Rated power hp optional 53 Machine family type 44 Service factor optional Mechanical data 47 NEMA data optional 11 Frame size 48 Anti condensation heating optional 12 Type of construction 13 Degree of protection 14 Machine weight kg 15 Temperature class 16 Ambient temperature range optional 17 Installation altitude only if higher than 1000 ...

Page 29: ...sses and the efficiency of rotating electrical machines and inspections EN IEC 60034 2 1 EN IEC 60034 2 2 EN IEC 60034 2 3 GOST IEC 60034 2 1 GOST IEC 60034 2 2 GOST IEC 60034 2 3 Degree of protection EN IEC 60034 5 GOST IEC 60034 5 Cooling EN IEC 60034 6 GOST R IEC 60034 6 Type of construction EN IEC 60034 7 GOST R IEC 60034 7 Terminal designations and direction of rotation EN IEC 60034 8 GOST 26...

Page 30: ...uent switching or braking or if the speed is controlled continually below the rated speed Forced ventilation optional Type of cooling IC 416 in accordance with EN IEC 60034 6 Cooling that does not depend on the speed is achieved by means of a unit that is independent of the motor operating state forced ventilation This unit is closed to the outside by a fan cover It has its own main drive with fan...

Page 31: ...according to ISO 281 is at least 20 000 hours when the permissible radial axial forces are complied with and the machine is operated on 50 Hz line supplies However the achievable useful life of the bearings can be significantly longer in the case of lower forces e g operation with self aligning couplings Rolling bearings with permanent lubrication are maintenance free 3 3 5 Balancing As standard t...

Page 32: ...M 1061 IM B8 IM 1071 Basic type of construc tion code Diagram Other methods of in stallation Diagram IM B5 IM 3001 IM V1 IM 3011 IM V3 IM 3031 Basic type of construc tion code Diagram Other methods of in stallation Diagram IM B14 IM 3601 IM V18 IM 3611 IM V19 IM 3631 Description 3 3 Installation 1LE5 1PC4 shaft heights 280 355 30 Operating Instructions 11 2022 A5E41454666A ...

Page 33: ... values for the special versions If the environmental conditions are different from the details listed here then the values on the rating plate or in the catalog will apply 3 3 9 Optional built on and built in accessories Machines can be equipped with the following integrated components devices Temperature sensors integrated in the stator winding in order to monitor the temperature and protect the...

Page 34: ...ary devices Depending on the order various supplementary devices can be installed or mounted These include temperature sensors for monitoring bearing temperatures or winding temperatures for example 3 3 10 Paint finish Paint finish The machine is painted according to the instructions in your order Description 3 3 Installation 1LE5 1PC4 shaft heights 280 355 32 Operating Instructions 11 2022 A5E414...

Page 35: ...serve the machine s operating mode Use a suitable control system to prevent overspeeds thus protecting the machine from damage 4 3 Machines without final paint coating For machines which are only delivered with primer you must paint them to comply with the applicable guidelines for the specific application The primer alone does not provide adequate corrosion protection Please contact the Service C...

Page 36: ... dimension drawing and the associated explanations or the technical specifications Transport data Rating plate and lifting plate if available Shipping parts list Packaging Danger when incorrectly lifting and transporting Danger of death serious injury or substantial material damage caused by tipping or falling transported goods Comply with the following safety instructions All work must be perform...

Page 37: ... complete load Prevent the lifting equipment from sliding by appropriately securing it When using 2 cable lifting equipment ensure that the maximum angle of inclination is 45 according to ISO 3266 DIN 580 Align the eyebolts so that the cables used for lifting are aligned with the planes of the eyebolts Danger when incorrectly lifting and transporting The motor can slide or topple over if it is not...

Page 38: ...the rating plate 4 5 2 Transport If any transport locks are in place remove them before commissioning Store the transport locks or disable them Use the transport locks when transporting the motors again or reactivate the transport locks The machines are packed in different ways depending on how they are transported and their size If not otherwise contractually agreed the packaging corresponds to t...

Page 39: ...ring indoors The storage rooms must provide protection against extreme weather conditions They must be dry free from dust frost and vibration and well ventilated Bare metal surfaces For transport the bare surfaces shaft ends flange surfaces centering edges should be coated with an anti corrosion agent which will last for a limited amount of time 6 months Apply suitable anti corrosion measures for ...

Page 40: ...tor damage due to vibrations Not using the rotor shipping brace can cause damage to the machine if it is jolted during transport or storage Material damage can result If the machine is fitted with a rotor shipping brace this should always be used when transporting the machine The rotor shipping brace must be attached during the transport Protect the motor against strong radial shocks and vibration...

Page 41: ...nsion indicates the rotor weight This indirectly specifies the required preload force when axially fastening the rotor Thread in the shaft extension Preload M16 13 kN M20 20 kN M24 30 kN M30 40 kN Axial preload force for other rotor shipping brace types Storing the rotor locking device Store the rotor locking device in a safe place It must be remounted if the machine is removed and shipped on furt...

Page 42: ...esistance and polarization index Page 52 4 5 5 2 Lubricating the rolling bearings If you correctly store the machine for a longer period of time it can be assumed that within a period of 2 years the grease in the bearings will not deteriorate For motors with thermal class 155 for normal ambient temperatures use a lithium soap rolling bearing grease with a dropping point of at least 180 C For machi...

Page 43: ...e and injury can occur if the fan is destroyed and therefore the machine overheats Prevent foreign bodies from falling into the fan cover For vertical machine installation with the shaft end facing downwards attach a protective canopy Take suitable measures to prevent water from entering the ventilation system The optional canopy is not suitable as protection against water ingress Ensure that the ...

Page 44: ...les and the air intake of the machine Table 4 2 Minimum dimension x for the distance between adjacent modules and the air intake of the machine Shaft height x mm 280 315 110 355 140 Preparing for use 4 6 Ensure adequate cooling 1LE5 1PC4 shaft heights 280 355 42 Operating Instructions 11 2022 A5E41454666A ...

Page 45: ...hine in continuous operation in Zone A Prolonged operation in Zone B is not recommended Exceeding the permissible tolerances for voltage and frequency can lead to an impermissibly high temperature rise of the winding This can result in long term damage to the winding Limit exceptions of this sort with regard to the values that arise how often and for how long they occur Where possible and within a...

Page 46: ...cause impermissible interference emissions as a result Note Converter If operated with a frequency converter the emitted interference varies in strength depending on the design of the converter type interference suppression measures manufacturer Avoid that the specified limit values stipulated for the drive system consisting of the motor and converter are exceeded You must observe the EMC informat...

Page 47: ...l below limit speed nmin or nmax If no other value is specified the minimum speed limit is nmin 5 Hz The speed limits are either stamped on the rating plate or the supplementary plate for converter operation as the highest or lowest specified speed Carefully check that it is guaranteed that the machine is cooled when it is being commissioned 4 13 2 Converter input voltage The insulation system of ...

Page 48: ...ll suited Connect the shielding at both ends on the motor and on the converter Keep unshielded cable ends short 3 3 3 3 Concentric copper or aluminum shield Steel armor To ensure that high frequency currents are appropriately discharged establish a contact through the largest possible surface area at both ends Establish a 360 contact of the cable shielding on the motor enclosure and on the protect...

Page 49: ...ng can be fitted at the NDE An insulated speed encoder can be optionally mounted Comply with the information provided on the machine plates relating to bearing insulation and possible jumpers Driven machine Insulated bearings Motor Insulated tachometer fitting Coupling Figure 4 1 Schematic representation of a single drive NOTICE Bearing damage The bearing insulation must not be bridged Bearing cur...

Page 50: ...oupling to couple the motors 4 13 5 Tandem operation If you connect two motors in series in tandem operation locate a coupling between the motors this coupling should satisfy the Directive 2014 34 EU or the regulations that apply in the country where the equipment is installed 4 13 6 Speed limits for converter operation Observe the information on the rating plate regarding the speed limits for con...

Page 51: ...material damage caused by incorrect machine alignment If the machine has not been properly aligned this will mean the fastening parts are subjected to stress distortion Screws may become loose or break the machine will move machine parts could be flung out of place This can result in death serious injury or material damage Carefully align the machine to the driven machine Material damage caused by...

Page 52: ...enclosure NOTICE Damage to the motor To avoid material damage before commissioning check whether the correct direction of rotation of the machine has been set on the customer side e g by decoupling from the driven load Damage to mounted parts and components as a result of high temperatures The motor components get very hot during operation High temperatures can damage parts mounted by customers su...

Page 53: ...llowing information is provided regarding the state of the winding insulation Is the winding head insulation conductively contaminated Has the winding insulation absorbed moisture From this you can determine whether the machine needs commissioning or any necessary measures such as cleaning and or drying the winding Can the machine be put into operation Must the windings be cleaned or dried Detaile...

Page 54: ...es the effect of the I O devices on the measurement Discharge the winding after measurement until the risk is eliminated e g using the following measures Connect the terminals with the ground potential until the recharge voltage drops to a non hazardous level Attach the connecting cable 3 Measure the winding temperature and the insulation resistance of the winding in relation to the machine enclos...

Page 55: ... 40 C X 17 in the range 40 60 C 40 reference temperature in C T measurement winding temperature in C The values apply for the complete winding to ground Twice the minimum values apply to the measurement of individual assemblies Dry new windings have an insulation resistance of between 100 2000 MΩ or possibly even higher values An insulation resistance value close to the minimum value could be due ...

Page 56: ...ore not included in the assessment Ri 10 min Ri 1 min Assessment 2 Insulation in good condition 2 Dependent on the complete diagnosis of the insulation NOTICE Damage to insulation If the critical insulation resistance is reached or undershot this can damage the insulation and cause voltage flashovers Contact the service center If the measured value is close to the critical value you must subsequen...

Page 57: ...ds attach a protective canopy If the shaft extension is facing upwards the user must prevent liquid from moving along the shaft and entering the motor Clean bare metal surfaces with anti corrosion agent using mineral spirits to ensure proper installation and or machine mounting Do not obstruct the ventilation Do not draw in the hot discharged air directly also from adjacent equipment Avoid exposin...

Page 58: ...lly observed The IM B3 bearing shield with integrated distance ring mounted at the drive end DE is only used transport lock A warning label is attached to this bearing shield The spacer ring is not a roller bearing Remove the bearing shield and the spacer ring Remove the transport lock before commissioning 5 3 4 Foot mounting Note Only authorized retrofit partners must be employed to relocate the ...

Page 59: ...epair any damage to the paint this must be done immediately and correctly 5 4 1 Measures for alignment and mounting The following measures are required in order to compensate any radial offset at the coupling and to horizontally adjust the electrical machine with respect to the driven load Vertical positioning For vertical mounting positions avoid deforming the machines by placing shims under the ...

Page 60: ...specified thread size for the foot and flange mounting corresponding to EN 50347 or IEC 60072 1 or IEC 60072 2 Mount the machine at four foot or flanged holes that are at right angles to one another The customer is responsible for selecting the strength property class of the mounting elements Property class 8 8 or higher is recommended for the mounting elements Select the correct screw length for ...

Page 61: ...uest the foundation force values from the Service Center if required See also Tightening torques for screw and bolt connections Page 133 5 5 2 2 Horizontal types of construction with mounting feet 1 Refer to any instructions for aligning the driven machine and those of the coupling manufacturer 2 Align the machines with coupling output to the driven machine in such a manner that the center lines o...

Page 62: ...s easier 2 Screw three studs into tapped holes spaced about 120 apart around the driven machine flange The studs act as positioning aids 3 Position the machine so that its axis is aligned with that of the driven machine but not yet quite touching Advance the machine slowly towards the driven machine advancing too quickly risks damaging the centering 4 If necessary rotate the machine into the right...

Page 63: ...ix the machine using the flange fixing bolts See also Tightening torques for screw and bolt connections Page 133 5 5 3 Removing the rotor shipping brace If a rotor shipping brace is attached to the machine remove it at the last possible moment for example when you are ready to push on the output or drive element Storing the rotor locking device Store the rotor locking device in a safe place It mus...

Page 64: ...output elements such as coupling etc Carefully comply with the required measures This can result in death serious injury or material damage The general touch protection measures for drive output elements must be observed Only operate the machine with the drive output element mounted Drive output elements may only be pulled on or pulled off with the correct equipment The feather keys are only locke...

Page 65: ... them before pulling them on Select the temperature difference for the heating process to suit the coupling diameter fit and material Observe the coupling manufacturer s instructions Drive output elements may only be pulled on or pulled off with the correct equipment The drive output element must be pulled on in one continuous operation via the front thread holes in the shaft or pushed on by hand ...

Page 66: ...ing type H then you must machine off the section of feather key protruding from the shaft contour and drive output element in order to maintain the balance quality If the drive output element is longer than the feather key when balancing the coupling take into account that the feather key does not take up all of the coupling slot The following applies to all four pole machines with a frequency 60 ...

Page 67: ...ction before starting any work If the incoming power supply system displays any deviations from the rated values in terms of voltage frequency curve form or symmetry such deviations will increase the temperature and influence electromagnetic compatibility Operating the machine on a line supply system with a non grounded neutral point is only permitted over short time intervals that occur rarely e ...

Page 68: ...s in accordance with DIN VDE 0100 taking into account the rated current and the installation specific conditions e g ambient temperature routing method etc according to DIN VDE 0298 and or EN IEC 60204 1 The technical specifications stipulate the following that have to be taken into account with respect to the motor connection Direction of rotation The number and arrangement of the terminal boxes ...

Page 69: ...r screws Do not apply manual force to the terminal board The terminal board mountings are designed for the cable sizes specified in the documentation 6 2 2 1 Circuit diagram inside the terminal box cover Data on the connection and connecting the machine winding can be found in the circuit diagram in the cover of the terminal box 6 2 2 2 Direction of rotation The standard motors are suitable for cl...

Page 70: ...nnection per winding x Additional indices for cases in which it is obligatory to connect parallel power feed cables to several terminals with otherwise identical markings It is possible to turn the top side of a machine terminal box 4 x 90 degrees if screwed on 6 2 2 4 Protruding connection cables WARNING Risk of short circuit and voltage hazard A short circuit can occur if connecting cables are c...

Page 71: ...connects individual cables in the control cabinet for their system in accordance with the labeling 6 2 2 6 Connection with without cable lugs In the case of terminals with terminal clamps distribute the conductors in such a way that the clamping heights on both sides of the fillet are about the same This method of connection requires that you must bend a single conductor in a U shape or use a cabl...

Page 72: ...air clearance the voltage value in the table may be increased by a factor of 1 1 so that the rated input voltage range is taken into account during general use 6 2 3 Screw type connections with connecting thread Cable glands with connecting thread in the terminal box EN 50262 O ring 6 3 Tightening torques Note the information in Chapter Tightening torques Page 133 6 3 1 Cable entries sealing plugs...

Page 73: ...ith connection at the stator housing at the locations intended for this purpose and marked accordingly 6 4 1 Minimum surface area of grounding conductor Table 6 3 Minimum cross sectional area of grounding conductor Minimum cross section of the phase conductor for installation S mm Minimum cross section of the associated grounding connection mm S 25 S 25 S 50 25 S 50 0 5 S 6 4 2 Grounding connectio...

Page 74: ...locking screw 6 5 Connecting the temperature sensor anti condensation heater 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 temperature sensor connections are located in terminal boxes safe to touch and have no protective separation This is ...

Page 75: ...s sections that can be connected depending on the size of the terminal possibly reduced due to size of cable entries Table 6 4 Max conductor connection Shaft height Max connectable conductor cross section mm 280 120 315 240 355 300 Electrical connection 6 6 Conductor connection 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 73 ...

Page 76: ... mended conduc tor cross section mm Max conduc tor cross section mm Recom mended conduc tor cross section mm Connection with cable lug DIN 46234 2 1 3 120 95 120 95 185 120 185 120 Connection with cable lug DIN 46234 with termi nal stud for cable con nection 2 1 3 Connection with clamp terminal for connections without ca ble lug 2 1 3 Connecting bar Line connecting cable Motor connecting cable Ele...

Page 77: ...om mended conduc tor cross section mm Max conduc tor cross section mm Recom mended conduc tor cross section mm Connection with cable lug DIN 46234 2 1 3 185 120 240 185 300 240 300 240 Connection with cable lug DIN 46234 with termi nal stud for cable con nection 2 1 3 300 240 300 240 Connection with clamp terminal for connections without ca ble lug 2 1 3 Connecting bar Line connecting cable Motor ...

Page 78: ...hten the clamping nuts after approximately 24 hours and then again after approximately 4 weeks Make sure that the terminals are de energized before you tighten the nuts 6 7 Connecting converters NOTICE Material damage caused by an excessively high supply voltage Material damage can occur if the supply voltage is too high for the insulation system Observe the values in the following tables SIMOTICS...

Page 79: ...ure check the following Establish the electrical connections in the terminal box in accordance with the information in this documentation Maintain the air clearances between non insulated parts as described in Chapter Minimum air clearances Page 70 Avoid protruding wire ends In order not to damage the cable insulation freely arrange the connecting cables Connect the machine corresponding to the sp...

Page 80: ...Electrical connection 6 8 Final checks 1LE5 1PC4 shaft heights 280 355 78 Operating Instructions 11 2022 A5E41454666A ...

Page 81: ...undamaged The machine has been properly installed and aligned The output transmission elements are set correctly for their type e g alignment and balancing of couplings belt forces in the case of a belt drive tooth forces and tooth flank backlash in the case of geared output radial and axial clearance in the case of coupled shafts All fixing screws connection elements and electrical connections ha...

Page 82: ...g plate cannot be exceeded Ensure that any supplementary equipment used to monitor the motor is correctly connected and is functioning Electrical connection Carefully check the grounding and potential bonding connections Connect the machine corresponding to the specified direction of rotation Using the appropriate open loop control and speed monitoring functions carefully ensure that no higher spe...

Page 83: ...arization index PI provides information on the condition of the machine It is therefore important to check the insulation resistance 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 ...

Page 84: ...s and a low dust content All protection measures have been taken to prevent accidental contact with moving or live parts Performing the test run 1 Switch the separately driven fan motor on and off briefly 2 Compare the direction of rotation of the separately driven fan with the specified direction of rotation The direction of rotation of the separately driven fan is indicated with an arrow on the ...

Page 85: ...re commissioning Set value Temperature Alarm 115 C Shutting down 120 C Normal operation Determine the maximum operating temperature of the bearings Toperation taking into account the temperature bearing load and influences of the plant on the motor in C Set the values for shutdown and warning corresponding to the operating temperature Top Table 7 2 Set values for monitoring the bearing temperature...

Page 86: ...e immediately after switching the machine off then the cause is mechanical e g an imbalance in the electrical machines or in the driven machine inadequate alignment of the machine set operation of the machine with the system resonating system machine base frame foundations etc If the machine runs perfectly in terms of its mechanical operation switch on any cooling devices present and continue to m...

Page 87: ...chine for a while in no load operation 3 If it runs perfectly connect a load NOTICE Thermal overload of motors connected directly to the line supply In addition to the load torque the ramp up accelerating time is essentially influenced by the moment of inertia to be accelerated While ramping up when connected to the line supply the inrush starting current is a multiple of the rated current This ca...

Page 88: ...ical operation improves immediately after the machine is switched off then the cause is magnetic or electrical If the mechanical running does not improve immediately after switching the machine off then the cause is mechanical Imbalance of the 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 ...

Page 89: ...ble for short periods of time that occur rarely e g the time leading to a fault being eliminated Cable ground fault EN IEC 60034 1 8 1 1 Safety instructions in operation uncovered rotating parts Risk of injury due to rotating parts Rotating parts are dangerous Touch protection against rotating parts is no longer guaranteed if covers are removed Touching rotating parts can cause sparking with subse...

Page 90: ...is not functioning correctly Higher power consumption temperatures or vibration levels Unusual noise or smells Monitoring devices respond These changes can cause faults which can result in eventual or immediate death serious injury or material damage Immediately inform the service personnel If you are in doubt immediately switch off the machine carefully observing the system specific safety condit...

Page 91: ...are flammable Chemical substances required for the setup operation and maintenance of machines may be flammable Burns and other damage to health and material may result Carefully comply with the information in these operating instructions and the product information supplied by the manufacturer Observe the relevant safety regulations and wear the personal protective equipment specified Damage to t...

Page 92: ...in overheating This may result in death personal injury and material damage Never commission the machine without an external fan 8 1 4 2 Safety instructions when operating machines with fan CAUTION Risk of injury when touching the fan There is a risk of injury at machines equipped with a fan cover e g on machines in the textile industry as the fan is not completely touch protected Do not touch the...

Page 93: ...ons specified in the catalog or the order documentation 3 Check the bearing temperature and the stator winding temperature if this is possible using the available measuring equipment 8 3 Deactivating Commission any devices provided for protection against condensation after switching off the machine 8 4 Switch off the separately driven fan Do not immediately switch off the separately driven fan aft...

Page 94: ...otor Apply suitable corrosion protection preservation packaging and drying measures Switching on the anti condensation heating if available Only switch on the anti condensation heating after the motor has been switched off Comply with the data stamped on the plate of the anti condensation heating if available Taking the machine out of service Detailed information on how to take the machine out of ...

Page 95: ...ne Record the decommissioning steps This log will be useful upon recommissioning If the machine is going to be out of service for longer than six months then take the necessary measures for preservation and storage Otherwise the machine could be damaged as a result of not being operated 8 6 3 Re commissioning the machine When you re commission the machine proceed as follows Study the record made w...

Page 96: ...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 X X X...

Page 97: ...ion following consultation X X Changes in foundation Establish the cause of the changes and eliminate them if necessary realign the machine 1 Take any changes into account when warming up the machine 8 7 4 Rolling bearing faults Damage to rolling bearings can be difficult to detect in some cases If in doubt replace the rolling bearing Use other bearing designs only after consulting the manufacture...

Page 98: ...measures for faults on forced ventilated machines Table 8 4 Cooling system faults High temperature rise with load Possible causes of faults Remedial measures X Wrong direction of rotation of the separately driven fan Check the electrical connections to the separately driven fan X Separately driven fan is not running Check the separately driven fan and its connections X Reduced air flow Check the a...

Page 99: ...e 19 Comply with the applicable national and sector specific regulations When using the motor within the European Union comply with the specifications laid down in EN 50110 1 regarding safe operation of electrical equipment Note Please contact the service center if you require support with service maintenance or repair 9 2 Preparation and notes 9 2 1 Marking When making changes or repairs maintain...

Page 100: ...ecome hot in operation Burns can result when coming into contact with these parts Never touch machine parts during operation Allow the machine to cool down before starting work Check the temperature of parts before touching them If required wear suitable protective equipment Risk of injury due to rotating parts Rotating parts are dangerous Touch protection against rotating parts is no longer guara...

Page 101: ...gloves overall Ensure that personnel not involved in the work are not in the danger area Damage if the machine is not maintained The machine can be damaged if it is not appropriately maintained This can cause faults which can result in eventual or immediate death serious injury or material damage Maintain the machine at the specified maintenance intervals Damage from foreign bodies in the machine ...

Page 102: ...ing At stand still The electrical parameters are maintained X The permissible bearing and winding temperatures are not exceeded X The smooth running characteristics and machine running noise have not de teriorated X The foundation has no cracks or indentations X X You can perform these checks while the motor is running or at a standstill Additional tests may also be required according to the syste...

Page 103: ...nsulation resistances are sufficiently high X Any bearing insulation is fitted as shown on the plates and labels X The CABLES and insulating parts and components are in good condition and there is no evidence of discoloring X You can perform these checks while the motor is at standstill or if required while running NOTICE Machine damage When carrying out the inspection if you detect any impermissi...

Page 104: ...use skin irritations and eye inflammations Follow all safety instructions of the manufacturer Measures intervals and deadlines Measures after operating period intervals or deadlines have elapsed Operating situations and characteristics can vary widely For this reason only general maintenance intervals are specified here Maintenance intervals should therefore be scheduled to suit the local conditio...

Page 105: ...fied grease and amount of grease according to the data stamped on the lubrication plate Please observe the information on the rating and lubricant plates Regreasing should be carried out when the motor is running max 3600 rpm The bearing temperature can rise significantly at first and then drops to the normal value again when the excess grease is displaced out of the bearing WARNING Rotor can fall...

Page 106: ...ir can flow without obstruction 9 3 10 Drain condensate If there are condensation drain holes present open these at regular intervals depending on climatic conditions WARNING Hazardous voltage The winding can be damaged if objects are introduced into the condensation holes optional This can lead to death serious injury or material damage Note the following to maintain the degree of protection Swit...

Page 107: ... separately driven fan WARNING Injury caused by rotating parts or live under voltage parts Live electrical parts are dangerous Contact with them can cause death serious injury or material damage Before carrying out any maintenance work on the separately driven fan disconnect it from the mains particularly before opening the terminal box Make sure that the device cannot be switched back on Servicin...

Page 108: ...r in an explosive atmosphere This can result in death serious injury or material damage For repairs to go beyond this scope please contact the Service Center Note Before commencing removal you should mark how each of the fastening elements has been assigned as well as how internal connections are arranged This simplifies subsequent reassembly Avoid damaging the windings protruding out of the stato...

Page 109: ...able 9 4 Bearing replacement intervals Ambient temperature Principle of operation Bearing replacement intervals 40 C Vertical coupled operation 20 000 h 40 C Horizontal coupled operation 40 000 h 40 C With axial and radial forces 20 000 h Do not reuse bearings that have been removed Remove the dirty spent grease from the bearing shield Replace the existing grease with new grease Replace the shaft ...

Page 110: ...ngs Note the following details Shaft sealing rings are used to seal machines at the rotor shaft For V rings comply with the assembly dimension Use the specified bearings Ensure that the bearing sealing disks are in the correct position Insert the elements for bearing preloading at the correct end Fixed bearings can have a locking ring or bearing cover Maintenance 9 4 Corrective maintenance 1LE5 1P...

Page 111: ...Remove any dirt from the components Remove any grease residue and the remains of sealant or liquid threadlocker 3 Prepare the bearing seats Lightly oil the inner ring seat Grease the outer ring seat with a solid lubricant such as Altemp Q NB 50 Press the inner bearing cover onto the shaft 4 Warm up the rolling bearing 5 Push the inner ring of the warmed up rolling bearing onto the shaft Avoid any ...

Page 112: ...aft height 63 Release the two M4 clamping screw so that the fan can rotate freely on the shaft Shaft heights 71 90 Release the M5 set screw so that the fan can rotate freely on the shaft Shaft height 100 355 Remove the locking ring Use a suitable tool to pull off the fan puller Locate the arms of the pulling tool in the openings in the fan in the vicinity of the hub Alternatively place the pulling...

Page 113: ...e of the canopy Tighten the fastening screws with a torque of 3 Nm 10 9 4 6 Tightening torques Note the information in Chapter Tightening torques Page 133 9 4 7 Screw lock washers Nuts or bolts that are mounted together with locking resilient and or force distributing elements e g safety plates spring lock washers etc must be refitted together with identical fully functional elements Locking and s...

Page 114: ... 10 1 Mounting a brake optional Table 9 5 Assigning standard brakes for 1LE5 machines Shaft height Brake type Size assignment of the brakes 280 KFB100 100 280 FDX40 40 315 SFB 250 SH 250 355 SFB 400 SH 400 9 4 11 O ring seal If O ring seals are present you should check that they are in perfect condition and that the O ring seals are properly seated in the grooves between the components Replace dam...

Page 115: ... Terminal box sealing etc Maintenance 9 4 Corrective maintenance 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 113 ...

Page 116: ...Maintenance 9 4 Corrective maintenance 1LE5 1PC4 shaft heights 280 355 114 Operating Instructions 11 2022 A5E41454666A ...

Page 117: ...c diagrams of the basic versions They are used for spare parts definitions The supplied version may differ in details from these representations Data matrix code A data matrix code may be provided on machines manufactured in Europe You can retrieve the following information from the data matrix code Machine type Serial number Customer material number if ordered as option Y84 Using the Data Matrix ...

Page 118: ...5 years after discontinuation of production These parts should be replaced only by authorized service or modification partners Repair parts Repair parts are machine parts that can only be supplied during the active production of the machine until the product discontinuation Repair parts are parts used for the repair or modification of the current products These parts should be replaced only by aut...

Page 119: ...f the original motor spare parts will be available for up to 5 years For an additional period of 5 years Siemens provides information about spare parts and when required provides documentation 10 6 Ordering example Table 10 1 Ordering example End shield drive end 1 40 End shield Machine type 1LE5504 3AB73 4AB0 Ident No UC 1504 156750601 corresponding to the rating plate Take the type and serial nu...

Page 120: ...00 Bearings NDE 4 39 Grounding screw self tapping screw 6 02 Locking ring 5 00 Terminal box complete 6 03 Bearing cover NDE inner 5 03 Seal 6 10 Rolling bearings 5 06 Mounting rail 6 20 Bearing shield 5 10 Complete terminal board 6 23 Shaft sealing ring 5 11 Terminal strip 6 25 Lubrication sleeve 5 13 Connecting bar 6 29 Screw 5 18 Spring lock washer 6 65 Grease nipple 5 21 Screw drilled 6 74 Slee...

Page 121: ...dard Picture No Standard Picture 6 02 DIN 471 6 75 EN ISO 4026 4 04 DIN 580 5 55 EN ISO 4032 1 60 6 10 DIN 625 4 39 5 60 5 79 5 89 EN ISO 4017 1 30 1 49 5 46 5 49 5 60 6 29 7 49 EN ISO 4762 3 38 DIN 6885 5 94 EN ISO 7045 5 18 5 36 EN ISO 7089 Spare parts 10 8 Standardized parts 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 119 ...

Page 122: ...10 9 Exploded drawings 10 9 1 1LE5 1PC4 shaft height 280 Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 120 Operating Instructions 11 2022 A5E41454666A ...

Page 123: ...10 9 2 Terminal box shaft height 280 Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 121 ...

Page 124: ...h 1LE5 1PC4_ _ _ _ _ _ 6 7 8 2 pole 4 pole The overall length corresponds to the 11th position of the machine type on the rating plate Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 122 Operating Instructions 11 2022 A5E41454666A ...

Page 125: ...th 1LE5 1PC4_ _ _ _ _ _ 6 7 8 2 pole 4 pole The overall length corresponds to the 11th position of the machine type on the rating plate Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 123 ...

Page 126: ...1LE5 1PC4_ _ _ _ _ _ 0 2 4 5 6 6 pole 8 pole The overall length corresponds to the 11th position of the machine type on the rating plate Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 124 Operating Instructions 11 2022 A5E41454666A ...

Page 127: ... 1LE5 1PC4_ _ _ _ _ _ 0 2 4 5 6 6 pole 8 pole The overall length corresponds to the 11th position of the machine type on the rating plate Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 125 ...

Page 128: ...10 9 7 1LE5 1PC4 shaft height 355 Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 126 Operating Instructions 11 2022 A5E41454666A ...

Page 129: ...10 9 8 Terminal box shaft height 355 Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 127 ...

Page 130: ...Spare parts 10 9 Exploded drawings 1LE5 1PC4 shaft heights 280 355 128 Operating Instructions 11 2022 A5E41454666A ...

Page 131: ...ecycle important materials 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 Please contact your local authorities for more information about disposal 11 2 RoHS restricting the use of certain hazardous substances In compliance with RoHS Restriction of certain Hazardous ...

Page 132: ...e Dismantle the machine using the general procedures commonly used in mechanical engineering WARNING Machine parts can fall The machine is made up of heavy parts These parts are liable to fall during dismantling This can result in death serious injury or material damage Before you release any machine parts secure them so that they cannot fall 11 6 Disposal of components Components The machines con...

Page 133: ...disposal company The same applies for cloths and cleaning agents that have been used while working on the machine Packaging material If necessary contact a suitable specialist disposal company Wooden packaging for sea transport consists of impregnated wood Comply with the local regulations The foil used for water proof packaging is an aluminum composite foil It can be recycled thermally Dirty foil...

Page 134: ...Disposal 11 6 Disposal of components 1LE5 1PC4 shaft heights 280 355 132 Operating Instructions 11 2022 A5E41454666A ...

Page 135: ...en screwing together threads secured with a liquid adhesive use a suitable medium such as Loctite 243 Always use suitable securing devices or removable adhesives e g Loctite 243 when installing fixing bolts with a clamping length of less 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 c...

Page 136: ...40 A 1 3 Terminal boxes end shields grounding conductors sheet metal fan covers If no other tightening torques are specified then the values in the following table apply Table A 3 Tightening torques for screws on the terminal box end shields screw type grounding conductor connections Thread M3 5 M4 M5 M6 M8 M10 M12 M16 M20 Nm min 0 8 2 3 5 6 16 28 46 110 225 max 1 2 3 5 9 24 42 70 165 340 A 1 4 Ca...

Page 137: ... Plastic 10 Nm Clamping range mm O ring Cord mm Standard 30 C 100 C M12 x 1 5 8 1 5 3 0 7 0 2 M16 x 1 5 10 2 4 5 10 0 M20 x 1 5 12 4 7 0 13 0 M25 x 1 5 9 0 17 0 M32 x 1 5 18 6 11 0 21 0 M40 x 1 5 19 0 28 0 M50 x 1 5 20 26 0 35 0 M63 x 1 5 34 0 45 0 M63 x 1 5 42 0 54 0 M75 x 1 5 80 54 0 58 0 M75 x 1 5 59 0 63 0 M80 x 2 0 58 0 64 0 M80 x 2 0 63 0 70 0 Technical specifications A 1 Tightening torques ...

Page 138: ...Technical specifications A 1 Tightening torques 1LE5 1PC4 shaft heights 280 355 136 Operating Instructions 11 2022 A5E41454666A ...

Page 139: ...TICS in SIOS You can find the quality documents here https support industry siemens com cs ww de ps 13310 cert https support industry siemens com cs ww en ps 13310 cert 1LE5 1PC4 shaft heights 280 355 Operating Instructions 11 2022 A5E41454666A 137 ...

Page 140: ...Quality documents B 1 Quality documents SIMOTICS in SIOS 1LE5 1PC4 shaft heights 280 355 138 Operating Instructions 11 2022 A5E41454666A ...

Page 141: ......

Page 142: ...re information Industry Online Support service and support 4JFNFOT JHJUBM OEVTUSJFT PUJPO POUSPM 1PTUGBDI 3 XXX TJFNFOT DPN TJNPUJDT www siemens com industrymall www siemens com online support IndustryMall Siemens ...

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