ABB AMD Rg 355 Installation, Operation And Maintenance Instructions
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ABB AMD Rg 355 Installation, Operation And Maintenance Instructions

High voltage flameproof motors for explosive gas atmospheres
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MANUAL No. 3AAM101052 E
Installation, Operation, and Maintenance
Instructions
High voltage flameproof motors for explosive gas
atmospheres
AMD Rg 355-400-450-500
Revision C
Issue date: January 2023
(ORIGINAL INSTRUCTIONS)

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  • Page 1  MANUAL No. 3AAM101052 E Installation, Operation, and Maintenance Instructions High voltage flameproof motors for explosive gas atmospheres AMD Rg 355-400-450-500 Revision C Issue date: January 2023 (ORIGINAL INSTRUCTIONS)

  • Page 2: Table Of Contents

    Sheet No. Installation, operation and maintenance instructions  3AAM101024 E High voltage flameproof motors for explosive atmosphere Contents AMD Rg 355-400-450-500 01.2023 Rev. C Page 1 of 1 Contents Section 1 – General information and safety rules  3AAM101025 E Rev.

  • Page 3: Section 1 - General Information And Safety Rules

    Installation, Operation and Maintenance Instructions High voltage flameproof motors for explosive atmospheres AMD Rg 355-400-450-500 SECTION 1 General information and safety rules...

  • Page 4: General Information About The Installation And Safety Operation

    High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 1 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation FOREWORD The information and notices contained in this section of the Manual are a general resume of the main rules regarding the safety during erection, operation, and maintenance steps.
  • Page 5 The number is always engraved on the motors type 355-400-450-500..R….g. nameplate and is moreover indelibly stamped on the (commonly defined AMD Rg 355-500) made by  frame or on increased thickness cooling rib where and designed for use in potentially explosive lifting points are located frame atmosphere.
  • Page 6 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 3 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation The machines of this manual and with final Normally the fan has varnished steel blades. In some...
  • Page 7 Installation, operation and maintenance instructions High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 4 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation  Group I: -20 / +60°C  Group II: -55 / +60°C 1.4.1.2 OPERATION...
  • Page 8 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 5 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation guaranteed and verified. Look at the nameplate and the specific Instruction Manual to check for special REMARK! The personnel in charge with the final characteristics and motors’...
  • Page 9 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 6 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation coming from the motor itself or from the exhausting of near apparatuses. If it would be necessary to use different type of 1.4.1.5 ELECTRICAL WIRING...
  • Page 10 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 7 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation In case any special accessory was provided, check plugs, they shall be opened, inspected for cleanness its good operation before the commissioning.
  • Page 11 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 8 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation be sure that no indents, scratches, or deformations are present and that the surfaces are properly...
  • Page 12 High voltage flameproof motors for explosive atmosphere Rev. C 01.2023 Page 9 of 10 AMD Rg 355-400-450-500 General information about the installation and safety operation  In some extreme ambient conditions required by The mark that the repair has left the machine in...
  • Page 13 E1LISE* and E1LISR* are used, the power supply connection shall be made with kit of connectors (Euromold) or insulated junction (Raychem) supplied by ABB and fixed on cable by the user according to the manufacturer’s instruction. If these terminal boxes are equipped...

  • Page 14: General Information About Motor Identification And Ex-Markings

    AMD Rg 355-500 Cast Iron motor series – GENERAL CHARACTERISTICS The 3-phase induction motors AMD Rg 355-500 IIB/IIC cast iron series has a shaft height of 355, or 400, or 450, or 500 mm, supplied by DOL or by frequency converter. Frame surface is cooled with external fan fixed on motor shaft.
  • Page 15 Ex db execution and main terminal box in Ex eb execution Ex tb IIIC T125°C…T150°C Db Ex db I Mb NOTE: T5 only for AMD Rg 355-400-450 ATEX scheme 0537 II 2G Ex db IIC (or IIB) T5…T1 Gb motor and main terminal box in Ex db execution 0537 II 2G Ex db eb IIC (or IIB) T5…T1 Gb...
  • Page 16 High voltage flameproof motors for explosive atmosphere Rev. 01 01.2023 Page 3 of 4 AMD Rg 355-400-450-500 General information about motor identification and Ex-Markings Motor type Medium Voltage Induction motor with protection modes Ex db / Ex db eb / Ex tb...

  • Page 17: Internal View Of Motor Components With Horizontal And Vertical Axis

    Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 1 of 6 vertical axis Horizontal axis – rolling bearings AMD Rg 355-400 Variant for sleeve bearings DE-NDE SIDES Issued by: MOLM...
  • Page 18 High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 2 of 6 vertical axis Vertical variant – rolling bearings AMD Rg 355-400 (IM3011) Issued by: MOLM...
  • Page 19 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 3 of 6 vertical axis Horizontal axis – rolling bearings AMD Rg 450-500...
  • Page 20 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 4 of 6 vertical axis Horizontal axis – Variant sleeve bearings AMD Rg 450-500...
  • Page 21 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 5 of 6 vertical axis Vertical variant – rolling bearings AMDR 450-500 (IM4011)
  • Page 22 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101026 E AMD Rg 355-400-450-500 Rev. B 01.2023 Internal view of motor components with horizontal and Page 6 of 6 vertical axis The following table contains the names of the main internal components of both horizontal and vertical axis motors.

  • Page 23: Transport And Storage Cares Of Electric Machine

    Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101027 E AMD Rg 355-400-450-500 01.2023 Rev. B Transport and storage cares of Electrical Machines Page 1 of 3 Protective measures prior to transport Check regularly the moisture content in the cases (if To protect the bearings against damage during any).
  • Page 24 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101027 E AMD Rg 355-400-450-500 01.2023 Rev. B Transport and storage cares of Electrical Machines Page 2 of 3 rodents. The data for “Indoor storage” applies Exceptions to the previous instructions similarly.
  • Page 25 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101027 E AMD Rg 355-400-450-500 01.2023 Rev. B Transport and storage cares of Electrical Machines Page 3 of 3 Bare surfaces Space heaters Apply a protective covering of TECTYL 506 (Supplier:...
  • Page 26 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101028 E Rev. B 01.2023 Page 1 di 13 Control list 1 – General Customer Machine type Machine serial n° Arrival date of the machine Signature of the consignee DATE...
  • Page 27 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 2 – Damages Page 2 di 13 Customer Machine type Machine serial n° Arrival date of the machine Signature of the consignee Damages:...
  • Page 28 All damages, including those to the transportation package, should be photographed. Damages or mis- sing parts should be reported immediately to the forwarding agent, the insurance Company and to ABB. After unpacking, store parts and installation tools for future use.
  • Page 29 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 4 – Storage time longer than 6 months Page 4 di 13 Customer Machine type Machine serial n° Arrival date of the machine Signature of the consignee...
  • Page 30 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 5 – Mechanical installation Page 5 di 13 Customer Machine type Machine serial n° Measures:  Foundation according to drawing ........
  • Page 31 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 5 – Mechanical installation Page 6 di 13 Customer Machine type Machine serial n° Radial misalignment and d are readings from the dial indicator "R"...
  • Page 32 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 6 – Electrical installation Page 7 di 13 Customer Machine type Machine serial n° Safety:  The incoming cables are separated from the electric power network. ...
  • Page 33 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 6 – Electrical installation Page 8 di 13 Monitoring equipment Temperature monitoring Alarm (°C/F°) Trip (°C/F°) In stator winding In bearing In............
  • Page 34 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 7 – Test run 1 Page 9 di 13 Customer Machine type Machine serial n° Date Name of supervisor Connections: ...
  • Page 35 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 8 – Test run 2 Page 10 di 13 Machine serial n°  Coupling connected  On load Acceleration time: ...
  • Page 36 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 9 – Operational inspection Page 11 di 13 Number of starts during week ..................Operating hour during week ..................
  • Page 37 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 10 – Periodic maintenance Page 12 di 13 Customer Machine type Machine serial n° Maintenance interval …....h, Operating hours ...…..., Number of starts .....
  • Page 38 Sheet No. Installation, operation and maintenance instructions  3AAM101028 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Control list 11 – Internal inspection Page 13 di 13 Customer Machine type Machine serial n° Annual inspection Type of duty: ………………………………………….......

  • Page 39: Section 2 - Installation, Commissioning And Operation

    Installation, Operation and Maintenance Instructions High voltage flameproof motors for explosive atmospheres AMD Rg 355-400-450-500 SECTION 2 Installation, commissioning and operation...

  • Page 40: Foundations And Fastenings - Horizontal Arrangemnt

    Installation, operation and maintenance instructions  3AAM101029 E High voltage flameproof motors for explosive atmosphere 01.2023 Rev. B AMD Rg 355-400-450-500 Page 1 of 3 Foundations and fastenings – Horizontal arrangment Fastening elements Warning! The explosion proof motors have a very reduced...
  • Page 41 3AAM101029 E High voltage flameproof motors for explosive atmosphere 01.2023 Rev. B AMD Rg 355-400-450-500 Page 2 of 3 Foundations and fastenings – Horizontal arrangment 4.3. Fit the anchor bolts (5) or the through bolts (6) in 5.4. Cast foundation plinth as close as possible to the bedplates (1) so that the top of the anchor bolts finished size (5-10 mm below top face of sole plate).
  • Page 42  3AAM101029 E High voltage flameproof motors for explosive atmosphere 01.2023 Rev. B AMD Rg 355-400-450-500 Page 3 of 3 Foundations and fastenings – Horizontal arrangment Mounting the machine on steel base. Test before coupling. In this case it is supposed that the steel frame (already...

  • Page 43: Machine Foundation And Mounting - Vertical Mounting

    3AAM101030 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 1 Machine foundation and mounting – Vertical mounting arrangements Mounting arrangement The general rules for foundation and mountings are similar to the rules for horizontal mounting arrangement. See Sheet No 3AAM101029.
  • Page 44  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 2 Coupling for cylindrical or conical shaft extensions with keyways Fitting and dismantling instructions for horizontal machines having plain or rolling contact bearings with axial shaft guidance...
  • Page 45  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 2 of 2 Coupling for cylindrical or conical shaft extensions with keyways Fitting and dismantling instructions for horizontal machines having plain or rolling contact bearings with axial shaft guidance...
  • Page 46 3AAM101032 E Installation, operation and maintenance instructions High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Page. 1 of 3 AMD Rg 355-400-450-500 Aligning with driven equipment – Horizontal and vertical machines  INSTRUCTION FOR ALIGNING COUPLINGS HORIZONTAL MACHINES...
  • Page 47 Installation, operation and maintenance instructions High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Page. 2 of 3 AMD Rg 355-400-450-500 Aligning with driven equipment – Horizontal and vertical machines  DOWEL PINS INSERTION. BELT DRIVE When the motor design provides the dowels pins...
  • Page 48 High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 Page. 3 of 3 AMD Rg 355-400-450-500 Aligning with driven equipment – Horizontal and vertical machines  Axial gap and misalignment The axial gap is determined by taking readings from the two dial indicators A I and A II, whereby the first reading from the top...
  • Page 49 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101033 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 3 Operations prior to commissioning – Electrical operations Test voltages between 500 and 2500 Volts...
  • Page 50 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101033 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 3 Operations prior to commissioning – Electrical operations The temperature sensors inserted in the stator The use of shielded cables is recommended, connected to a protective ground circuit.
  • Page 51 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101033 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 3 of 3 Operations prior to commissioning – Electrical operations Warning! when working on circuits that may be live, take all the necessary precautions.
  • Page 52 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101034 E AMD Rg 355-400-450-500 Rev. B 01.2023 Preparation for commissioning – Mechanical steps Page 1 of 2 BEARINGS remain in operation until the machine is turned down.
  • Page 53 ABB cannot accept any responsibility for oil leakage from the bearings or oil lines if the aforementioned conditions are not fulfilled.

  • Page 54: First Commissioning And Supervision Of Operation

    Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101035 E AMD Rg 355-400-450-500 Rev. B 01.2023 First commissioning and supervision of operation Page 1 of 2 GENERAL The first start should last only about one second. Check...
  • Page 55 Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101035 E AMD Rg 355-400-450-500 Rev. B 01.2023 First commissioning and supervision of operation Page 2 of 2 Important remark: Vibration. Re-switching a running motor causes current and Check the vibration level with a suitable portable torque fluctuations.
  • Page 56 High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 1 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Early identification of abnormal operation symptoms and rapid remedial action are essential as a means of preventing minor fault from developing into really serious trouble later on.
  • Page 57 Operating faults – Trouble shooting information for Squirrel Cage Induction motors 1) If the load inertia is larger than what has been reported, please contact the supplying ABB Company. 2) Starting system can be star-delta connection, starting reactor or auto-transformer. When a starting system different than the direct on line starting, the machine torque decrease and the starting time increase.
  • Page 58  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 3 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Faults during running at no-load Faults during running under load – Overheating (1) For example, machines can be partioned off, or, if the room temperature is too high, an air conditioning system can be installed or improved.
  • Page 59  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 4 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Faults during no-load or on-load running Abnormal noise, localised overheatings, smoke etc.
  • Page 60  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 5 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors F) Faults of the antifriction bearings (balls or rolls) The following table is taken from the “SKF” bearings maintenance manual. The fault symptoms are classified...
  • Page 61 3AAM101036 E Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 6 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Bearing noisy. Bearing exposed...
  • Page 62 Sheet No. 3AAM101036 E Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 7 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Issued by: MOLM...
  • Page 63 Sheet No. 3AAM101036 E Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 8 of 8 AMD Rg 355-400-450-500 Page Operating faults – Trouble shooting information for Squirrel Cage Induction motors Issued by: MOLM...

  • Page 64: Section 3 - Maintenance

    Installation, Operation and Maintenance Instructions High voltage flameproof motors for explosive atmospheres AMD Rg 355-400-450-500 SECTION 3 Maintenance...

  • Page 65: General Maintenance And Revision Criteria

    Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101037 E AMD Rg 355-400-450-500 Rev. B 01.2023 General maintenance and revision criteria Page 1 of 2 Maintenance, general The recommended maintenance intervals also assume fault-free operation.
  • Page 66 Immediately afterwards coat with a rust protecting oil their delivery (procurement) time (ABB uses BLASOL 135 from the company Blaser, CH- the length of time required to repair them 3414 Haslerüegsau) or TECTYL 502 C from the According to these criteria, it is differentiated between company Valvoline.

  • Page 67: Maintenance Plan

    Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101038 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 1 Maintenance plan Part of Maintenance or inspection work machine Foundation and Check tightness of machine foundation bolts and state of ...

  • Page 68: Rolling Bearings Check - Impact Impulses Measurement

    Installation, operation and maintenance instructions  High voltage flameproof motors for explosive atmosphere Sheet No. 3AAM101039 E AMD Rg 355-400-450-500 Rev. B 01.2023 Rolling bearings check – Impact impulses measurement Page 1 of 1 General 2. The initial SV measurement could already lie in the The bearing condition can be monitored by the range “fair”...

  • Page 69: Rolling Bearings Maintenance And Checking

    Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 11 Rolling bearings maintenance and checking Lubrication used- Rolling bearings are filled in the factory with a lubricating grease having a lithium soap base.
  • Page 70 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 11 Rolling bearings maintenance and checking time setting following the given instruction. In particular...
  • Page 71 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 3 of 11 Rolling bearings maintenance and checking The values are valid for: ALARM = 4.5 mm/s ...
  • Page 72 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 4 of 11 Rolling bearings maintenance and checking Design solutions The standard design solution for horizontal machines use ball bearings on both sides. With these exceptions: ...
  • Page 73 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 5 of 11 Rolling bearings maintenance and checking Table 1. Standard Bearings for motors with rib cooling circuit, IIB/IIC, cast iron frame AMD horizontal assembly.
  • Page 74 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 6 of 11 Rolling bearings maintenance and checking NU1044 – M1C3 NU1044 – M1C3 6048 – M1C3 ≥...
  • Page 75 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 7 of 11 Rolling bearings maintenance and checking Table 7. Lubrication frequency, in hours, for operation at 50 Hz and horizontal assembly, for AMD motors with rib cooling circuit, IIB/IIC, welded frame.
  • Page 76 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 8 of 11 Rolling bearings maintenance and checking Table 10. Lubrication frequency, in hours, for operation at 50 Hz and horizontal assembly, for AMD motors with rib cooling circuit, IIB/IIC, cast iron frame.
  • Page 77 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 9 of 11 Rolling bearings maintenance and checking Table 12 A. Lubrication frequency, in hours, for operation at 60 Hz and vertical assembly, for AMD motors with ribs cooling circuit, IIB/IIC, welded frame.
  • Page 78 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 10 of 11 Rolling bearings maintenance and checking Table 14 AMD with horizontal assembly and rib cooling circuit, casing in steel, IIB / IIC, operating at 50 Hz and 60 Hz*.
  • Page 79 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101040 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 11 of 11 Rolling bearings maintenance and checking N° of Poles Size 355...R..gM(H,S) 55000 35000 42000 400...R..gM(H,S)
  • Page 80 Installation, operation and maintenance instructions 3AAM101041 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 2 Recommended lubricating grease ATTENTION:  The grease to be used is always indicated on the bearing plates fixed on the machine.

  • Page 81: Recommended Lubricating Grease

    Sheet No RECOMMENDED LUBRICATING GREASE 3AAM101041 E Rev. B 01.2023 Page 2 of 2 Recommended high temperature greases. Manufacturer Quality Thickener Base oil Tempera- Kinematic Kinematic Consis- ture range viscosity of viscosity of tency [°C] base oil base oil [NLGI scale] /s, cSt /s, cSt...

  • Page 82: Rolling Bearings Maintenance Plan

    Sheet No Installation, operation and maintenance instructions 3AAM101042 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 1 Rolling bearing maintenance plan Part of machine Sheet No. Maintenance or inspection work Rolling bearings Measure and record temperature at measuring points provided, by hand checks or by thermometer if fitted.

  • Page 83: Sleeve Bearings Maintenance

     High voltage flameproof motors for explosive atmosphere 3AAM101043 E Rev. C 01.2023 AMD Rg 355-400-450-500 Page 1 of 4 Sleeve bearings maintenance Sleeve bearings Oil changing is largely dependent upon the operating Ex db motors are always designed with endshield time, the number of switching operations, the operating bearings.
  • Page 84 Installation, operation and maintenance instruction Sheet No.  High voltage flameproof motors for explosive atmosphere 3AAM101043 E Rev. C 01.2023 AMD Rg 355-400-450-500 Page 2 of 4 Sleeve bearings maintenance Supplier ISO VG 68 315 SSU/100°F Oil ring Permitted diametrical...
  • Page 85  High voltage flameproof motors for explosive atmosphere 3AAM101043 E Rev. C 01.2023 AMD Rg 355-400-450-500 Page 3 of 4 Sleeve bearings maintenance The maximum acceptable clearance is normally 0.3 mm. Operation at ambient temperature below 0°C Consult the specific technical documentation or ask to When the motor operation can provide several start-ups at ambient temperature below 0°C, special synthetic oil...
  • Page 86  High voltage flameproof motors for explosive atmosphere 3AAM101043 E Rev. C 01.2023 AMD Rg 355-400-450-500 Page 4 of 4 Sleeve bearings maintenance Shaft vibration A conversion nomograph with limit values is shown According to standard IEC 60034-14 (2003), it is...

  • Page 87: Sleeve Bearings Maintenance Plan

    Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101044 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 2 Sleeve bearings maintenance plan Part of machine Maintenance or inspection work Check physical, chemical and mechanical properties...
  • Page 88 Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101044 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 2 Sleeve bearings maintenance plan  Check for rust. Sleeve bearing with Check bearing shell insulation.

  • Page 89: Cleaning Operations On Mechanical Parts

     3AAM101045 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 2 Cleaning operations on mechanical parts In any case the following cautions are needed: WARNING! The working area should be provided with...
  • Page 90 3AAM101045 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 2 of 2 Cleaning operations on mechanical parts Cleaning agents Only the agents permitted by the manufacturer are to be used for wet cleaning.

  • Page 91: Medium Voltage Windings Maintenance

    Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101046 E AMD Rg 355-400-450-500 Rev. B 01.2023 Medium voltage windings maintenance Page 1 of 4 Maintenance of the windings The advantage given by the Polarization Index is its The maintenance of medium voltage windings (i.e.
  • Page 92 Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101046 E AMD Rg 355-400-450-500 Rev. B 01.2023 Medium voltage windings maintenance Page 2 of 4 localised overtemperatures. This condition leaves dissipation of the heat, is the premature ageing of the characteristic marks all over the machine.
  • Page 93 Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101046 E AMD Rg 355-400-450-500 Rev. B 01.2023 Medium voltage windings maintenance Page 3 of 4 Spray-wash. effective for this purpose. Remember that these The spray-wash is usually carried out with a...
  • Page 94 Installation, operation and maintenance instructions  Sheet No High voltage flameproof motors for explosive atmosphere 3AAM101046 E AMD Rg 355-400-450-500 Rev. B 01.2023 Medium voltage windings maintenance Page 4 of 4 insulation resistance increases until it reaches a The suggested values for voltage tests, carried out stable value.

  • Page 95: Section 4 - Disassembly And Assembly Of Machines

    Installation, Operation and Maintenance Instructions High voltage flameproof motors for explosive atmospheres AMD Rg 355-400-450-500 SECTION 4 Disassembly and assembly of machines...

  • Page 96: Horizontal Motors With Rolling Bearings - Assembly And Disassembly Instructions

    Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101047 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 4 Horizontal motors with rolling bearings – Assembly and disassembly instruction General arrangement Internal fan...
  • Page 97 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101047 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 4 Horizontal motors with rolling bearings – Assembly and disassembly instruction Ball bearings, coupling...
  • Page 98 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101047 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 3 of 4 Horizontal motors with rolling bearings – Assembly and disassembly instruction Note: Some design solutions require that the...
  • Page 99 Installation, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101047 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 4 of 4 Horizontal motors with rolling bearings – Assembly and disassembly instruction  When reassembling the terminal boxes (main housing hole and two isolating washers.

  • Page 100: Horizontal Motors With Sleeve Bearings - Assembly And

    Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101048 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 5 Horizontal motors with sleeve bearings – Assembly and disassembly instructions Oil lubricated DIN-EF sleeve bearings...
  • Page 101 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101048 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 5 Horizontal motors with sleeve bearings – Assembly and disassembly instructions Oil lubricated DIN-EF sleeve bearings ...
  • Page 102 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101048 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 3 of 5 Horizontal motors with sleeve bearings – Assembly and disassembly instructions Oil lubricated DIN-EF sleeve bearings ...

  • Page 103: 3Aam101048 E Rev. B

    Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101048 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 4 of 5 Horizontal motors with sleeve bearings – Assembly and disassembly instructions Oil lubricated DIN-EF sleeve bearings ...
  • Page 104 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101048 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 5 of 5 Horizontal motors with sleeve bearings – Assembly and disassembly instructions Oil lubricated DIN-EF sleeve bearings ...

  • Page 105: 3Aam101049 E Rev. B

    Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101049 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 1 of 4 Vertical motors with rolling bearings – Assembly and disassembly instructions Grease lubricated rolling bearings...
  • Page 106 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101049 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 2 of 4 Vertical motors with rolling bearings – Assembly and disassembly instructions Grease lubricated rolling bearings Arrangement of bearings 2-pole motor bearings &...
  • Page 107 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101049 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 3 of 4 Vertical motors with rolling bearings – Assembly and disassembly instructions Grease lubricated rolling bearings ...
  • Page 108 Instruction, operation and maintenance instructions  Sheet No. High voltage flameproof motors for explosive atmosphere 3AAM101049 E AMD Rg 355-400-450-500 Rev. B 01.2023 Page 4 of 4 Vertical motors with rolling bearings – Assembly and disassembly instructions Grease lubricated rolling bearings ...

  • Page 109: 3Aam101050 E Rev. B

    3AAM101050 E High voltage flameproof motors for explosive atmosphere Rev. B 01.2023 AMD Rg 355-400-450-500 Page 1 of 1 Recommended tightening torque for bolts on the motor Recommended tightening torque for bolts on the motor Recommended tightening torque for bolts slightly coated with oil.
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This manual is also suitable for:

Amd rg 400Amd rg 450Amd rg 500

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