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General information and ___________________ BA 2320 safety notes ___________________ Technical description ___________________ Incoming goods, transport, and storage MOTOX ___________________ Mounting LA / LG Motors BA 2320 ___________________ Commissioning ___________________ Operation Operating Instructions ___________________ Faults, causes and remedies ___________________ Service and maintenance ___________________ Disposal ___________________...
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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, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
Table of contents General information and safety notes ...................... 7 General information ........................7 Copyright ........................... 9 Intended use ..........................9 Obligations of the user ......................10 Particular types of hazards ..................... 11 Technical description ..........................13 General description ......................... 13 Cooling ............................
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Table of contents 4.7.7 Assembly and laying of cables....................34 4.7.8 Tightening torque for bolts in electrical connections .............. 35 4.7.9 Forced ventilation (optional) ....................37 4.7.9.1 General information for commissioning of forced ventilation ..........37 4.7.9.2 Circuit diagrams for forced ventilation..................38 4.7.9.3 Technical data for forced ventilation ..................
General information and safety notes General information Note Siemens AG does not accept any liability for damage and failures that result from the non- observance of these operating instructions. These operating instructions are part of the motor delivery. Store the operating instructions near the gearbox.
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Fax: +49 (0) 911 895 7223 America - USA Phone: +1 42 32 62 25 22 Asia - China Phone: +86 10 64 75 75 75 E-Mail: support.automation@siemens.com Internet German: http://www.siemens.de/automation/support-request Internet English: http://www.siemens.com/automation/support-request Applicable operating instructions Table 1- 2 MOTOX gearbox operating instructions Title...
General information and safety notes 1.2 Copyright Copyright The copyright to these operating instructions is held by Siemens AG. These operating instructions must not be wholly or partly reproduced for competitive purposes, used in any unauthorized way or made available to third parties without agreement of Siemens AG.
Observe the permissible tightening torque of the fastening bolts. Replace damaged bolts with new bolts of the same type and strength class. Siemens AG accepts the warranty only for original spare parts. The manufacturer who installs the geared motors in a plant must include the regulations contained in the operating instructions in its own operating instructions.
General information and safety notes 1.5 Particular types of hazards Particular types of hazards WARNING Extreme surface temperatures Hot surfaces over +55 °C pose a burn risk. Cold surfaces below 0 °C pose a risk of damage due to freezing. Do not touch the gearbox without protection.
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General information and safety notes 1.5 Particular types of hazards BA 2320 Operating Instructions, 02/2015, 70000004023775...
Technical description General description The motor complies with the following regulations: Table 2- 1 Overview of standards for the motor Designation Standard Ratings and operating performance EN 60034-1 Degree of protection EN 60034-5 Cooling EN 60034-6 Type of construction according to modular system EN 60034-7 Terminal marking and direction of rotation EN 60034-8...
Technical description 2.2 Cooling Cooling NOTICE High housing temperature Dust deposits prevent heat radiation and cause high housing temperatures. Keep the motor free from dirt and dust, etc. The motors are designed for fin cooling; an external fan draws the cooling air in through the opening in the fan cover and blows it across the surface of the stator frame.
Technical description 2.5 Surface treatment Surface treatment 2.5.1 General information on surface treatment All paint finishes are sprayed on. NOTICE Failure of the exterior protection Any damage to the paint finish will destroy the exterior protection and cause corrosion. Do not damage the paint. Note Information about the ability to be repainted does not guarantee the quality of the paint product purchased from your supplier.
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Technical description 2.5 Surface treatment Paint system Description Corrosiveness category C2 paint for low environmental stress Dip primer Indoor and outdoor installation • 2-component polyurethane top coat Unheated buildings with condensation, pro- • duction areas with low humidity, e.g. ware- houses and sports facilities Atmospheres with little contamination, mostly •...
Technical description 2.5 Surface treatment Paint system Description Corrosiveness category C5 paint for very high environmental stress Dip primer Indoor and outdoor installation • 2-component epoxy zinc phosphate Buildings and areas with almost constant • 2-component epoxy iron mica condensation and high contamination, e.g.
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Technical description 2.5 Surface treatment On gearbox or geared motor versions which are primed or unpainted the rating plate and the masking film are covered with a paint-protective film. These facilitate repainting without further preparation, e.g. masking with adhesive tape. Peeling off the paint-protective film The paint coat must have fully hardened before the paint-protective film is peeled off (be at least "touch-proof").
Notify the freight company of any damage caused during transport immediately (this is the only way to have damage rectified free of charge). Siemens AG will not accept any claims relating to items missing from the delivery and which are submitted at a later date.
Incoming goods, transport, and storage 3.2 Transport Transport 3.2.1 General information on transport NOTICE The use of force will damage the gearbox or geared motor Transport the gearbox or geared motor carefully. Avoid knocks. Before putting the drive into operation, remove any transport fixtures and keep them safe or render them ineffective.
Incoming goods, transport, and storage 3.2 Transport 3.2.2 Fastening for suspended transport WARNING Inadequately secured gearbox or geared motors ③ Observe the maximum load for the transport eye of the bevel helical gearbox or the ④ eyebolt axis ③ ④ Use only the transport eye or eyebolt of the gearbox to transport the gearbox or...
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Incoming goods, transport, and storage 3.2 Transport The maximum load m in kg generated by the geared motor to be attached, with pull ↑ in direction F is listed in the following tables: Table 3- 1 Maximum load of the transport eye on the bevel helical gearbox Size Size [kg]...
Incoming goods, transport, and storage 3.3 Storage Storage General information for storage WARNING Danger of serious injuries caused by falling objects Danger of damage to the gearbox when stacked Do not stack motors on top of each other. NOTICE Failure of the exterior protection Mechanical damage, chemical damage and thermal damage, such as scratches, acids, alkalis, sparks, welding beads and heat cause corrosion.
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Incoming goods, transport, and storage 3.3 Storage BA 2320 Operating Instructions, 02/2015, 70000004023775...
Mounting Unpacking NOTICE Transport damage impairs the correct function of the gearbox Never commission faulty gearboxes or geared motors. Check the gearbox or geared motor for completeness and for damage. Report any missing parts or damage immediately. Remove and dispose of the packaging material and transport fixtures appropriately. General information on installation WARNING Uncontrolled starting or reversing of the system under load...
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Mounting 4.2 General information on installation NOTICE Exceeding the permissible oil sump temperature due to incorrect settings of temperature monitoring equipment An alarm must be output when the maximum permissible oil sump temperature is reached. The geared motor must be switched off when the maximum permissible oil sump temperature is exceeded.
Mounting 4.3 Tightening torque for fastening bolts on the motor Tightening torque for fastening bolts on the motor The general tolerance for the tightening torque in Nm is 10 %. The friction coefficient is 0.14 μ. Table 4- 1 Tightening torques for fastening bolts Thread size Tightening torque at strength class 10.9...
Mounting 4.4 Installation conditions for the motor Installation conditions for the motor CAUTION Danger of overheating due to insufficient cooling Protect intake and outlet ports against blockages and coarse dust. The cooling air must be able to enter the air inlets unimpeded and be discharged once more through the air outlets.
Mounting 4.6 Mounting the input or output element on the motor shaft Mounting the input or output element on the motor shaft WARNING Danger of burns due to hot parts Do not touch the geared motor without protection. NOTICE Damage to shaft sealing rings caused by solvent Avoid any contact of solvent or benzine with the shaft sealing rings.
Mounting 4.7 Connecting the motor Use a fitting device to fit the input or output elements. Figure 4-2 Example of a fitting device The motor's rotor is dynamically balanced. The balance status is specified in the keyway: H = Half-key balancing, F = Full-key balancing. Adjust the balance of the transmission parts to be fitted to the rotor balancing.
Mounting 4.7 Connecting the motor The following required information for connection is specified in the technical data: ● Direction of rotation ● Number and arrangement of the connections ● Circuit / connection of the machine winding. 4.7.2 Terminal box NOTICE Please observe the tightening torques for cable glands and other nuts and bolts When performing a test run, secure the feather keys without output elements.
Mounting 4.7 Connecting the motor 4.7.3 Terminal designations For terminal designations, the following principle definitions apply to three-phase machines: Table 4- 2 Terminal designations using the example 1U1-1 Designation Index showing the pole assignment for pole-changing machines (where applicable, a lower number = lower speed) or, in special cases, for a subdivided winding Phase designation (U, V, W) Index showing winding start (1)
Mounting 4.7 Connecting the motor Table 4- 3 Direction of rotation of the geared motors with a view of the output shaft Gearbox type View of Direction of rotation Output shaft Drive shaft Z18 … 188 Output shaft Right Right Left Left D18 …...
Mounting 4.7 Connecting the motor 4.7.6 External grounding Please note when connecting, that ● The contact surface must be clean and bright, and protected with a suitable anti-corrosion agent, e.g. acid-free Vaseline ● The cable lug must be inserted between the contact bracket and the grounding bracket; it is not permissible to remove the contact bracket pressed into the housing ●...
Mounting 4.7 Connecting the motor 4.7.8 Tightening torque for bolts in electrical connections Terminal board connection Please observe the following tightening torques for bolts on the terminal box and grounding conductors. Table 4- 5 Tightening torque for terminal board connection Thread size Tightening torque Thread size...
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Mounting 4.7 Connecting the motor Connection of two conductors of approximately the same thickness with terminal clamp ... 25 mm ① Connecting rail ② Line connecting cable ③ Motor connecting cable ④ Cover washer Grounding connection type Table 4- 7 Cable cross-section for the ground connection Connecting an individual conductor under the external grounding bracket ...
Mounting 4.7 Connecting the motor For metal or plastic cable glands, please use the following tightening torques for direct mounting. The O-ring cross-section is 2 mm. Table 4- 8 Tightening torque for cable gland Thread size Tightening torque ±10 % Thread size Tightening torque ±10 % Metal...
Mounting 4.7 Connecting the motor 4.7.9.2 Circuit diagrams for forced ventilation Figure 4-5 3∼ Y star connection Figure 4-6 3∼ Δ delta connection Figure 4-7 1∼ ⊥ (Δ) Steinmetz delta connection U1 (T1) Black V1 (T2) Light blue W1 (T3) Brown U2 (T4) Green V2 (T5)
Mounting 4.7 Connecting the motor 4.7.9.3 Technical data for forced ventilation Table 4- 9 Technical data for forced ventilation Size Frequency Rated Rated Input Volume voltage current power flow rate range [Hz] Phase 0.12 0.11 / 0.06 0.12 0.11 / 0.06 0.14 0.11 / 0.06 0.14...
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Mounting 4.7 Connecting the motor Size Frequency Rated Rated Input Volume voltage current power flow rate range [Hz] Phase 2.00 / 1.15 1.05 2.00 / 1.15 1.05 2.00 / 1.15 1.05 2.00 / 1.15 1.05 Table 4- 10 Rated voltage range of motor Size Frequency Rated voltage range...
Mounting 4.7 Connecting the motor 4.7.10 Operation on the converter Permissible voltage stress CAUTION Converters without an output filter cause damage to the motor insulation due to impermissible voltage peaks Reduce the maximum motor voltage to noncritical values by using an output filter on the converter.
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Mounting 4.7 Connecting the motor BA 2320 Operating Instructions, 02/2015, 70000004023775...
Commissioning Checking the insulation resistance Work on power installations must only be carried out by specialists. WARNING Lock-out the drive unit to prevent it from being started up unintentionally Attach a warning notice to the start switch. WARNING All covers which are designed to prevent active / live or rotating parts from being touched, or which are necessary to ensure correct cooling, must be installed prior to commissioning WARNING During the measurement, and immediately afterwards, in some cases the terminals are at...
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Commissioning 5.1 Checking the insulation resistance Wherever possible, measure the minimum insulation resistance of the winding to the motor housing at a winding temperature of +20 °C to +30 °C. Other values for the insulation resistance apply for temperatures outside this range. When making the measurement, wait until the final resistance value is reached, approx.
Commissioning 5.2 Commissioning the motor Commissioning the motor NOTICE Protect the motor from overload Do not exceed or undershoot limit speeds, e.g. during operation with a backstop. NOTICE With a backstop Running in the wrong direction of rotation can damage the geared motor. Check the direction of rotation before starting up.
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Commissioning 5.2 Commissioning the motor After checking and ensuring the following items, you can start commissioning the motor: ● Compare the details on the rating plate with the operating conditions. ● Compare the voltage and frequency of the motor with the supply network values. ●...
Operation CAUTION In the event of changes during operation, the drive unit must be switched off immediately Use the fault table in the section titled "Faults, causes, and remedies" to determine the cause of the fault. Remedy faults or have faults remedied. Check the motor during operation for: ●...
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Operation BA 2320 Operating Instructions, 02/2015, 70000004023775...
Faults, causes and remedies Note Faults and malfunctions occurring during the warranty period and requiring repair work on the geared motor must be remedied only by Technical Support. In the case of faults and malfunctions occurring after the warranty period, the cause of which cannot be precisely identified, we advise our customers to contact our Technical Support.
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Faults, causes and remedies Faults Causes Remedy Motor running uneven- Coupling forces pull or push Align the motor precisely, correct the coupling Incorrect motor installation Check the motor type of construction Out of balance due to belt pulley or Balance precisely coupling Machine mounting too weak Check the mounting...
Material damage caused by improper maintenance Service and maintenance must only be carried out by properly trained and authorized personnel. Only original parts supplied by Siemens AG can be used for servicing and maintenance. All inspection, maintenance, and repair work must be carried out with care by trained personnel only.
Service and maintenance 8.2 Description of maintenance and repair work The lockable manual release of the brake must be kept in the released state for maintenance work. Figure 8-1 Lockable manual release Locking the manual brake release lever 1. Screw on the manual brake release lever. 2.
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Service and maintenance 8.2 Description of maintenance and repair work Horizontal type of construction (IM B.) Table 8- 1 Grease service life in operating hours [h] for permanent lubrication, grease fill quantity [g] per bearing Size Motor speed n [rpm] Grease fill quantity 3 600 3 000...
Service and maintenance 8.2 Description of maintenance and repair work 8.2.3 Cleaning the motor NOTICE Dust deposits prevent heat radiation and cause high housing temperatures Keep the geared motor free from dirt and dust. NOTICE Cleaning with high-pressure cleaning equipment can cause water to enter the gearbox. Seals can be damaged Do not use a high-pressure cleaning appliance to clean the geared motor.
Service and maintenance 8.2 Description of maintenance and repair work 8.2.4 Checking tightness of fastening bolts Note Replace damaged headless screws with new screws of the same type and strength class. Switch off the power to the drive unit and use a torque wrench to check the seating of all fastening bolts.
Service and maintenance 8.2 Description of maintenance and repair work 8.2.6 Servicing the brake 8.2.6.1 Wear of the spring-operated brake The friction lining and the mechanical components of the brake are subject to wear due to their function. For safe and fault-free operation, the brake must be checked regularly, adjusted and, if necessary, replaced.
Service and maintenance 8.2 Description of maintenance and repair work 8.2.6.2 Maintenance intervals for the brake For safe and fault-free operation, the spring-operated brake must be regularly checked and maintained. For operational braking, the necessary maintenance intervals are primarily a result of the loading on the brake in the application.
Service and maintenance 8.2 Description of maintenance and repair work 8.2.6.3 Adjusting the air gap WARNING Switch off the power supply to the drive unit The brake must be in a torque-free condition. Secure the drive unit to prevent it from being started up unintentionally. Attach a warning notice to the start switch.
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1.05 1.05 L400/265, L400/300, L400/360, L400 L400/600 Table 8- 7 Tightening torque for tightening bolt Brake type Thread size Tightening torque Siemens INTORQ BA BFK458 [Nm] (06E) 3 x M4 (08E) 3 x M5 (10E) 3 x M6 (12E) 3 x M6...
Service and maintenance 8.2 Description of maintenance and repair work 8.2.6.4 Replacing the friction lining WARNING Switch off the power supply to the drive unit The brake must be in a torque-free condition. Secure the drive unit to prevent it from being started up unintentionally. Attach a warning notice to the start switch.
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Service and maintenance 8.2 Description of maintenance and repair work Table 8- 8 Brake data Brake type Rated air gap Min. rotor thick- Max. permissible ness LüNenn Operating speed No-load speed (+0.1 / -0.05) if max. permissible with emergency stop operating energy function utilized...
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Service and maintenance 8.2 Description of maintenance and repair work BA 2320 Operating Instructions, 02/2015, 70000004023775...
Disposal WARNING Incorrect disposal of used oil is a threat to the environment and health After use, oil must be taken to a used oil collection point. The addition of foreign material such as solvents and brake and cooling fluid is prohibited. Avoid prolonged contact with the skin.
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Disposal BA 2320 Operating Instructions, 02/2015, 70000004023775...
Technical data 10.1 Type designation Table 10- 1 Example of the type designation structure Example: 100L L16NH Motor type Size 100L Number of poles Special features Mounted unit L16NH Table 10- 2 Type designation code Motor type LA / LG AC induction motor, integrated LAI / LGI AC induction motor with IEC flange...
Technical data 10.2 General technical data 10.2 General technical data The most important technical data appears on the rating plate of the gearboxes and geared motors. This data, together with the contractual agreements for the geared motors, determines the limits of intended use. In the case of geared motors, a rating plate attached to the motor usually indicates the data for the entire drive.
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Technical data 10.2 General technical data Frequency 2 Rated frequency f [Hz] Speed at output n [rpm] Torque at output T [Nm] Service factor f Motor data Phase number and type of current for the motor Temperature class Th.Cl. Motor protection (TP) Symbols (IEC 60617-2): = brake Braking torque T...
Technical data 10.3 Weight 10.3 Weight The weight of the entire geared motor is given in the shipping papers. If the weight exceeds 30 kg, the weight of the entire geared motor is indicated on the rating plate of the gearbox or geared motor. Where there are several rating plates on one geared motor, the specification on the main gearbox is decisive.
Please note that spare parts and accessories not supplied by us have not been tested or approved by us. Siemens AG will accept no liability or warranty whatsoever for damage occurring as a result of the use of non-original spare parts or accessories.
Spare parts 11.2 Spare parts lists 11.2 Spare parts lists 11.2.1 MODULOG motor sizes 71 - 200 BA 2320 Operating Instructions, 02/2015, 70000004023775...
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Spare parts 11.2 Spare parts lists Stator frame with core, unwound Stator frame with core, wound End sleeve / lug Rotor Screw lock Shaft Rotor core Supporting disk / shim Bearing shield Terminal connector Supporting disk / shim Terminal block Bearing Bolt Locking ring...
Spare parts 11.2 Spare parts lists 11.2.2 MODULOG brake motor sizes LA71 - LA160 Figure 11-3 MODULOG brake motor sizes LA71 - LA90 BA 2320 Operating Instructions, 02/2015, 70000004023775...
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Spare parts 11.2 Spare parts lists Figure 11-4 MODULOG brake motor sizes LA100 - LA160 Spare parts list for MODULOG brake motor sizes LA71 - LA160 Stator frame with core, unwound Stator frame with core, wound Plugs for cable slot End sleeve / lug Rotor Terminal box base...
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Spare parts 11.2 Spare parts lists Rotor core Screw lock Bearing shield Bolt Supporting disk / shim Terminal box cover Bearing Seal Locking ring Screw lock Locking ring Bolt Shaft sealing ring Bolt Oil splasher Screw lock Supporting disk / shim Supporting disk / shim Screw lock Complete terminal board...
Spare parts 11.2 Spare parts lists 11.2.3 MODULOG brake motor sizes LA71 - LA160 with backstop Figure 11-5 MODULOG brake motor sizes LA71 - LA90 with backstop BA 2320 Operating Instructions, 02/2015, 70000004023775...
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Spare parts 11.2 Spare parts lists Figure 11-6 MODULOG brake motor sizes LA100 - LA160 with backstop Spare parts list for MODULOG brake motor sizes LA71 - LA160 with backstop Stator frame with core, unwound Stator frame with core, wound Plugs for cable slot End sleeve / lug BA 2320...
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Spare parts 11.2 Spare parts lists Rotor Screw lock Shaft Bolt Rotor core Terminal box Bearing shield Seal Supporting disk / shim Screw lock Bearing Bolt Locking ring Bolt Locking ring Screw lock Shaft sealing ring Supporting disk / shim Oil splasher Connecting terminal plate Supporting disk / shim...
Spare parts 11.2 Spare parts lists 11.2.4 Encoder 11.2.4.1 Encoder on fan cover ① Self-ventilated motor ② Unventilated motor Cover Bolt Shaft end Encoder Bolt Screw lock Coupling Spacer / bush Featherkey Fan cover Screw lock Bolt Damping disk Figure 11-7 Encoder on fan cover BA 2320 Operating Instructions, 02/2015, 70000004023775...
Spare parts 11.2 Spare parts lists 11.2.4.2 Encoder in motor with forced ventilation Torque arm Bolt Screw lock Shaft end Screw lock Supporting disk / shim Encoder Bolt Screw lock Featherkey Fan cover Screw lock Bolt Damping disk Figure 11-8 Encoder in motor with forced ventilation BA 2320 Operating Instructions, 02/2015, 70000004023775...
EC Declaration of Conformity Document No. KE DMA 1B 10.14 Manufacturer: Siemens AG Address: Bahnhofstraße 40, 72072 Tübingen, Germany Product designation: Low-voltage motors, types • LA/LAI Sizes 71 to 160 • LG/LGI Sizes 180 to 315 The designated product complies with the regulations of the following European Directive:...
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EC Declaration of Conformity First edition: 15.12.1995 Tübingen, October 1, 2014 Thomas Raster Lothar Hirschberger Head of Specification Electrical Components Head of Quality Management This declaration certifies compliance with the Directives named above, but does not guarantee any specific properties or durability according to § 443 BGB. Please observe the safety information in the supplied product documentation.