Siemens 1PL622 Operating Instructions Manual
Siemens 1PL622 Operating Instructions Manual

Siemens 1PL622 Operating Instructions Manual

Three-phase induction motor, ac compact drives
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Operating Instructions Edition 03/2008
Three-phase induction motor
AC COMPACT DRIVES
Type 1PL622.
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Summary of Contents for Siemens 1PL622

  • Page 1 Operating Instructions Edition 03/2008 Three-phase induction motor AC COMPACT DRIVES Type 1PL622.
  • Page 2 26.03.2008 10:58...
  • Page 3 Safety information Description Three-phase induction motor AC COMPACT DRIVES Transport, assembly, and connection 1PL622 Operating Instructions Start-up Operation Faults Maintenance Spare parts Notes Edition 03/2008...
  • Page 4 Trademarks All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.
  • Page 5: Table Of Contents

    Connecting the fan........................34 3.3.5 Connecting the speed sensor ......................37 3.3.6 Connecting the pulse generator/speed sensor (radial ventilation option) ........38 3.3.7 Connecting the Sensor Module....................39 3.3.8 Connecting the temperature sensor ....................40 Start-up..............................43 Preparations..........................43 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 6 Terminal designations (with the 1U1-1 as an example).............. 30 Table 3-3 Terminal box assignment, max. connectable cross-section per terminal ........31 Table 3-4 Tightening torque for the fixing screws on the lid ............... 33 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 7 Disassembling the speed sensor: forcing off, 1st option .............65 Figure 7-5 Disassembling the speed sensor: forcing off, 2nd option ............65 Figure 8-1 Spare parts 1PL6 .........................70 Figure 8-2 Spare parts 1PL6 with radial ventilation ..................72 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 9: Safety Information

    Fatal or severe injuries and substantial material damage can occur if the required covers are removed or if the machines are not handled, operated, or maintained properly. Only remove covers in accordance with regulations and operate machines correctly. Perform regular maintenance on the machine. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 10 Note Siemens Service Center We recommend engaging the support and services of your local Siemens Service Center for all planning, installation, commissioning, and maintenance work. [ID 2.02]...
  • Page 11: Electromagnetic Fields

    ● Display adequate hazard warning notices. ● Place barriers around hazardous areas. ● Take measures, e.g. using shields, to reduce electromagnetic fields at their source. ● Make sure that personnel are wearing the appropriate protective gear. [ID5003.011] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 12: Esd-Sensitive Components

    The necessary ESD protective measures for electrostatically sensitive devices are illustrated once again in the following drawings: Figure 1-1 ESD protective measures A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 13 Safety information 1.4 ESD-sensitive components Sitting Standing Standing/sitting ESD protective measures = conductive floor = ESD table = ESD footwear = ESD coat = ESD wrist strap = cubicle ground connection [ID 6006.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 14: Ec Declaration By The Manufacturer

    Safety information 1.5 EC Declaration by the Manufacturer EC Declaration by the Manufacturer A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 15: Ec Declaration Of Conformity

    Safety information 1.6 EC Declaration of Conformity EC Declaration of Conformity A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 17: Description

    Details regarding the design of this electrical machine and the permissible operating conditions are described in these operating instructions. If you have any questions or suggestions, or if you require additional information, please contact the Siemens Service Center: Table 2-1...
  • Page 18: Scope Of Delivery

    The drive systems are put together on an individual basis. When you take receipt of the delivery, please check immediately whether the scope of the delivery matches up with the accompanying documents. Siemens will not accept any claims relating to items missing from the delivery and that are submitted at a later date.
  • Page 19: Layout

    The motors have an internal cooling circuit (cooling method IC06 according to DIN EN IEC 60034-6). Cooling process (basic type) Figure 2-2 Cooling process for ventilating from the drive end to the non-drive end (basic type) A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 20: Figure 2-3 Cooling Process For Ventilating From The Non-Drive End To The Drive End On Motors With Radial Ventilation

    Coolilng process on motors with radial ventilation (option) Figure 2-3 Cooling process for ventilating from the non-drive end to the drive end on motors with radial ventilation ① Cover sheets ② Cooling flow A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 21: Drive

    V3) is restricted to 2500 rpm (see also "Planning Guide"). Note For additional instructions and restrictions for construction types that do not correspond to the basic type, please refer to the "Planning Guide". A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 22: Regulations

    Degree of protection (1) IEC/EN 60034-5 Cooling IEC/EN 60034-6 Type of construction IEC/EN 60034-7 Noise emission IEC/EN 60034-9 Vibration severity levels IEC/EN 60034-14 (1) See the rating plate for the degree of machine protection. [ID: 319.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 23: Degree Of Protection

    The three-phase motors of the 1PL6 series are built to degree of protection IP23 in accordance with IEC EN 60034-5. The standard version of the motors is not suitable for operation in a salt-laden or corrosive atmosphere, nor for installation outdoors. [ID: 391] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 25: Transport, Assembly, And Connection

    1PL6 226 Approx. 750 kg 1PL6 228 Approx. 860 kg NOTICE If the motor is not immediately commissioned, then it should be stored in a dry room which is free from vibration and shock. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 26: Storage

    – Place wooden spacer blocks between the covers and the machine. Storing indoors ● Store the machine in a room that meets the following criteria: – Dry, dust-free, frost-free and vibration-free – Well ventilated A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 27: Preservation

    In the end shields at the drive end and non-drive end, water drain holes are situated in the foot area and opposite the regreasing devices. They are sealed with small plastic plugs or screw plugs. Depending on the type of installation, the water drain holes are located at the bottom. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 28: Assembly

    Motors that are configured to allow pipes to be connected and/or for operation with a separately driven fan must have pipes and a fan of suitable type and dimensioning mounted and connected to them. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 29 Make sure that the balancing method of the output element is correct! CAUTION A suitable tool must always be used for fitting and pulling off output elements. The feather keys are only locked against falling out during shipping. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 30: Mounting

    3.2 Assembly Noise emission Motors of the 1PL622. series have a measuring surface sound pressure level Lp(A) of approx. 76 dB(A) + 3 dB (tolerance) in a speed range from 0 through 2000 rpm. Where the ventilation direction is from the NDE to the DE, the motors in this speed range have a measuring surface sound pressure level Lp(A) of 74 dB(A) + 3 dB (tolerance).
  • Page 31: Electrical Connection

    Connecting the stator winding Circuit diagram Details with respect to wiring and connecting the motor winding are laid down in the circuit diagram. The circuit diagram is attached to the lid of the terminal box. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 32: Table 3-2 Terminal Designations (With The 1U1-1 As An Example)

    Connecting using cable lugs To connect the cables to the main terminals, select cable lugs that match the necessary cable cross-section and bolt size M12. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 33: Table 3-3 Terminal Box Assignment, Max. Connectable Cross-Section Per Terminal

    If necessary, insulate the cable lugs in order to maintain the minimum clearances in air of 10 mm and the 20 mm creepage distance normally present. The tightening torque for M12 contact nuts and mounting bolts is 40 Nm. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 34: Figure 3-3 Tightening Torques For Contact Nuts And Mounting Bolts ① Contact Nut ② Mounting Bolt

    The standard terminal box cover mounting screws are adequate as potential bonding between the terminal box cover and terminal box itself. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 35: Connecting The Ground Conductor

    When making connections, ensure that ● The contact surface is clean and protected with a suitable anti-corrosion agent (e.g. acid- free Vaseline). ● the flat and spring washers are located under the bolt head. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 36: Connecting The Fan

    If necessary, switch the direction of rotation by swapping over two phase conductors in the terminal box. Fan connection for suction ventilation (D-end to N-end) Connect up the fan in the terminal box of the fan unit. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 37: Figure 3-4 Detailed View Of Fan For Operation At 50 Hz

    ④ Air outlet grille ⑤ Air outlet throttle sheet Fan connection for forced-draft ventilation and for radial ventilation (N-end to D-end) Connect up the fan in the terminal box of the fan unit. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 38: Figure 3-6 Detailed View Of Fan For Operation At 50 Hz

    Air inlet throttle sheet CAUTION Operation at 60 Hz If the motor is operated at 60 Hz, the air inlet throttle sheet ④ included in the terminal box must be screwed on. [ID: 970.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 39: Connecting The Speed Sensor

    Figure 3-8 Detailed view: Plug-in connection Note The plug-in connection may differ from the standard layout in the case of special orders. In the version "without sensor", an armored conduit union is located here. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 40: Connecting The Pulse Generator/Speed Sensor (Radial Ventilation Option)

    Connecting the pulse generator/speed sensor (radial ventilation option) Connection Connect the pulse generator to the terminal box by means of a plug-in connection ①. It is located on top of the box housing. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 41: Connecting The Sensor Module

    Signal connection The signal connection between the motor and the converter is via the DRIVE-CLiQ cable MOTION-CONNECT. Always use prefabricated cables from SIEMENS. Thes cables reduce the mounting/installation time and costs and increase operational reliability. Push the connector on the DRIVE-CLiQ cable into the socket until the catch spring latches into place.
  • Page 42: Connecting The Temperature Sensor

    [ID 964] 3.3.8 Connecting the temperature sensor Connection Connect the wires of the temperature sensor to the speed sensor connector with the aid of connecting leads (see section entitled "Connecting the speed sensor"). A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 43 3.3 Electrical connection Note The plug-in connection may differ from the standard layout in the case of special orders. In the version "without sensor", an armored conduit union is located here. [ID: 342] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 45: Start-Up

    Before you begin measuring the insulation resistance, please read the manual for the insulation resistance meter you are going to use. ● Always measure the insulation resistance of the winding to the motor enclosure when the winding temperature is between 20 and 30°C. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 46 25°C. Allow the windings to cool to 25°C or convert the insulation resistance using 25°C as the reference temperature. If the measured value is close to the critical value, you must check the insulation resistance at appropriately frequent intervals subsequently. [ID: 344.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 47: Measures To Be Performed Prior To Commissioning

    ● All brakes are operating correctly. NOTICE Lubricating capacity of lubricating greases Grease loses its lubricating property over time. After longer period of storage or standstill (> 2 years) lubricate the bearings or replace the grease. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 48: Power On

    If the motor is not running smoothly or is emitting abnormal noises, de-energize it, and determine the cause of the fault as the motor runs down. NOTICE The critical speed n = 4500 rpm is the maximum operating speed permissible over short periods. [ID: 400.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 49: Operation

    ● See the operating instructions of the frequency converter for switching on. ● After starting the motor, observe it for a while to see if it is running smoothly and check the monitoring devices. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 50: Stoppages

    When restarting the motor after a long shutdown period, carry out the measures recommended in the section entitled "Commissioning". [ID: 349.01] See also Power on (Page 46) Measures to be performed prior to commissioning (Page 45) A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 51: Deactivating

    The fan must be shut down during longer periods in which the motor is not operated. NOTICE We strongly recommend that you continue operating the fan for approx. 30 min after shutting down the motor. [ID: 351] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 53: Faults

    As well as eliminating the cause of the fault (as described under "Remedial measures"), you must also rectify any damage the motor may have suffered. Take into account possible changes due to a rise in temperature. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 54 - Drumming noise during operation - Drumming noise in time with twice slip frequency - High temperature rise at no load - High temperature rise under load - High temperature rise of individual winding sections [ID: 353] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 55: Maintenance

    Safety regulations Always comply with the following safety rules before starting maintenance work: DANGER • Disconnect • Protect against reconnection • Disconnect from supply • Fence off or cover up adjacent live parts A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 56: Maintenance Intervals

    Note If anything is unclear, we urgently recommend that you consult us stating the type and serial number of the three-phase motor or get one of the SIEMENS Service Centers to carry out the maintenance work for you. [ID: 401.01]...
  • Page 57: Maintenance Of The External Fan

    A deep-groove ball bearing is installed at the NDE as a locating bearing. Depending on the type of load, a deep-groove ball bearing or cylindrical-roller bearing is installed at the DE as a floating bearing. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 58: Lubrication (Optional)

    The following high-quality rolling-contact bearing greases have been tested and are suitable: Table 7-2 Rolling-contact bearing greases K3N greases ARAL Aralub 4340 ESSO / Unirex N 3 DEA Glissando 30 ESSO Beacon 3 FUCHS Renolit FWA 220 SHELL Alvania RL3 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 59: Figure 7-1 D-End And N-End End Shields With Grease Nipples

    Button head lubricating nipple to DIN 3404, size M10x1, non-drive end (NDE) 1. Clean the grease nipples at the DE and NDE. 2. Press in the type and quantity of grease specified (see lubrication instruction plate). A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 60: Cleaning

    Cleaning the greasing channels and used grease chambers The used grease collects outside each bearing in the used grease chamber of the outer bearing cap. Remove the used grease when you replace a bearing. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 61: Inspection

    They must be observed. Note When servicing a three-phase motor, you do not generally need to dismantle it. The motor only has to be dismantled if the bearings are to be replaced. [ID: 366] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 62: Initial Inspection

    – the equipment conforms to the stated electrical characteristics. – the smooth running characteristics and motor noise during operation have not deteriorated. ● When the motor has been shut down, check that: – the motor foundation has no indentations or cracks. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 63: Corrective Maintenance

    Only transport the motor in accordance with the transport guidelines. Death, serious injury, or material damage can be the result of improper transport. Whenever you have to transport the motor, follow the instructions provided in the section entitled "Transport, storage". [ID: 370.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 64: Dismantling

    The rotor weights for the 1PL6 three-phase motors can be found in the following table: 1PL622. Size Weight (kg) Disassembling the three-phase motor ● To disassemble the motor, disconnect the connecting cables from the terminals and the entry plate from the terminal box housing. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 65 NOTICE Label the components before dismantling. NOTICE Whenever you work on the locating bearing when the three-phase motor is in its vertical position, support/unload the rotor. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 66: Figure 7-3 Detailed View Of The Speed Sensor

    – Pull out the connector. 3. Remove the screw connections holding the sensor on the end shield. 4. Pull the sensor off the shaft with the aid of a puller. There are two ways of doing this: A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 67: Re-Assembly

    Press the screw M10 onto the original screw. This causes it to fall out. ③ Remove the sensor. [ID: 403.01] 7.3.3 Re-assembly Re-assembly instructions If possible, assemble the motor on a straightening plate. This ensures that the feet surfaces are all on the same level. A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 68 Fill the bearings with specified grease (see section entitled "Types of grease") until it is flush. Also observe the following installation condition: ● If rotary shaft seals without helical springs are installed, the replacement part must also be installed without a spring. [ID: 378.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 69: Screw-Type Connections

    Only operate the sensor module on the original motor. Do not install the sensor module on other motors. Do not replace the sensor module with a sensor module from a different motor. [ID 967.01] See also Siemens Service Center (Page 15) A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 71: Spare Parts

    When replacing rolling-contact bearings, in addition to the bearing identification code, the replacement code for the bearing version is also required. Both of these codes are specified on the lubricant plate and in the motor documentation, or on the installed bearing. [ID: 382.02] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 72: Spare Parts 1Pl6

    Spare parts 8.2 Spare parts 1PL6 Spare parts 1PL6 Spare parts Figure 8-1 Spare parts 1PL6 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 73 20.20 Terminal box with terminal support 20.30 Lid (terminal box) 20.50 Entry plate (terminal box) 32.12 Fan unit complete 55.12 Speed sensor 55.63 Torque transmission element 55.71 Cable with plug connector [ID: 387.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 74: Spare Parts 1Pl6 For Radial Ventilation

    Spare parts 8.3 Spare parts 1PL6 for radial ventilation Spare parts 1PL6 for radial ventilation Spare parts Figure 8-2 Spare parts 1PL6 with radial ventilation A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 75 20.20 Terminal box with terminal support 20.30 Lid (terminal box) 20.50 Entry plate (terminal box) 32.12 Fan unit complete 55.12 Speed sensor 55.63 Torque transmission element 55.71 Cable with plug connector [ID 641.01] A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 77: Notes

    Notes ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 78 Notes ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 79 Notes ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 81: Index

    Condensation water, 25 Degree of protection, 20 External fan Maintenance, 55 Initial inspection, 60 Inspection interval, 60 Preservation, 25 Rating plate, 16 Sensor module, 29, 67 Siemens Service Center, 15 Storage, 24 Storage location, 24 A5E00264365A Siemens AG Operating Instructions 2.02 1PL622...
  • Page 85 AB U151 Herstellererklärung AB U161 Konformitätserklärung...

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