Related Manuals for SEW-Eurodrive CM2H Series
Summary of Contents for SEW-Eurodrive CM2H Series
- Page 1 *31977693_0325* Drive Technology \ Drive Automation \ System Integration \ Services Operating Instructions Stainless Steel Servo Gearmotors and Servomotors PSH..CM2H.. and CM2H.. Edition 03/2025 31977693/EN...
- Page 2 SEW-EURODRIVE—Driving the world...
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Page 3: Table Of Contents
Table of Contents Table of Contents General information ........................ 4 Structure of the safety notes ................... 4 Safety notes .......................... 5 Preliminary information .................... 5 Duties of the user...................... 5 Functional safety technology .................. 5 Target group ........................ 6 Creating a safe working environment ................ 6 Designated use ....................... 8 Magnetic fields ........................ 8 Transportation......................... 9 Installation/assembly....................... 9... -
Page 4: General Information
General information Structure of the safety notes General information Structure of the safety notes 1.1.1 Meaning of signal words The following table shows the graduation and meaning of the signal words in the safety notes. Signal word Meaning Consequences if not observed Imminent danger Death or severe injuries DANGER... -
Page 5: Safety Notes
Safety notes Preliminary information Safety notes Preliminary information The following general safety notes serve the purpose of preventing injury to persons and damage to property. They primarily apply to the use of products described in this documentation. If you use additional components, also observe the relevant warning and safety notes. -
Page 6: Target Group
Safety notes Target group Target group Specialist for me- Any mechanical work may be performed only by adequately qualified specialists. Spe- chanical work cialists in the context of this documentation are persons who are familiar with the design, mechanical installation, troubleshooting, and maintenance of the product, and who possess the following qualifications: •... - Page 7 Safety notes Creating a safe working environment Falling load Observe the following information to avoid death or severe injury due to falling loads: • Do not stand under the load. • Secure the area where loads can fall down. • Use personal protective equipment (such as helmet and safety shoes).
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Page 8: Designated Use
2.6.1 Restrictions under the European WEEE Directive 2012/19/EU Options and accessories from SEW-EURODRIVE may only be used in combination with products from SEW-EURODRIVE. Magnetic fields The device contains permanent magnets that create strong magnetic fields even when de-energized. -
Page 9: Transportation
Safety notes Transportation Transportation Observe the following notes when transporting the device: • Note that retaining straps attached to the products might be under tension. To avoid cutting injuries, remove the retaining straps carefully from the product and wear suitable protective clothing, if necessary. •... -
Page 10: Warning Notes On The Motor
Safety notes Warning notes on the motor 2.10.1 Required protective measure Make sure that the product is correctly attached to the ground connection. 2.10.2 Stationary application The necessary preventive measure for the product is: Type of energy transfer Preventive measure Direct power supply Ground connection 2.10.3... -
Page 11: Startup/Operation
Safety notes Startup/operation 2.12 Startup/operation Make sure the connection boxes are closed and screwed before connecting the sup- ply voltage. Depending on the degree of protection, products may have live, uninsulated, and sometimes moving or rotating parts as well as hot surfaces during operation. Additional preventive measures may be required for applications with increased haz- ard potential. -
Page 12: Motor Structure
Motor structure Nameplate and type designation Motor structure Nameplate and type designation 3.1.1 Nameplates on the gearmotor and motor 1st nameplate The following figure shows the 1st nameplate of a CM2H.. motor: Year 2022 CM2H72M-30A-N/BH/PK/AK0H/CB1010 01.6064432404.0001.22 200-3000 r/min 7.2 Nm VTnC 4650 r/min 69 k... - Page 13 Motor structure Nameplate and type designation Line Information • Standstill torque • Variable torque • Speed class • Mounting position • Dynamic limit torque of the motor • Maximum permitted speed of the servomotor • Degree of protection according to IEC 60034-5 •...
- Page 14 Motor structure Nameplate and type designation The following figure shows the 2nd nameplate of a CM2H.. gearmotor: PSHKZ411CM2H72M-26A-E/BH/PK/AK0H/CB1010 01.6064432404.0001.22 51849511819 Line Information • Type designation • Serial number The following table lists all the markings that can be provided on a nameplate, and an explanation of what they mean: CE marking to state compliance with European Directives, (see EU decla- ration of conformity or EU declaration of incorporation).
- Page 15 Motor structure Nameplate and type designation 3.1.2 Type designation The following example shows the structure of the type designation: PSHKZ411CM2H72M-30A-E/BH/PK/AK0H/CB1010 Gear unit series Shaft design Gear unit size CM2H Motor series Motor size Motor length Speed class System voltage Shaft design Brake Temperature sensor AK0H...
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Page 16: Mechanical Installation
Mechanical installation Before you start Mechanical installation Before you start Only install the device if the following conditions are met: • The information on the drive's nameplate must match the output voltage of the in- verter. • The drive is undamaged (no damage caused by transportation or storage). •... -
Page 17: Installation Tolerances
Mechanical installation Installation tolerances • Motor shaft ends, output shafts, and flange surfaces must be thoroughly cleaned of anti-corrosion agents, contamination, or similar. Use a commercially available solvent for this purpose. The solvent must not get into the bearings or sealing rings as this can damage the material. -
Page 18: Flange Mounting Of Psh
Mechanical installation Flange mounting of PSH..CM2H.. servo gearmotor Flange mounting of PSH..CM2H.. servo gearmotor Use the screw sizes and tightening torques specified in the table for flange mounting the gearmotor. Stainless steel screws Tightening torque Motor size A2 – 70 PSH..CM2H42.. PSH..CM2H52.. PSH..CM2H62.. - Page 19 Mechanical installation Flange mounting of CM2H.. servomotor AESQSA.. AESQSA.. AESQSH.. [479] [479] [484] [481] [329] [329] 40040432651 [1] Motor shaft [3] Clamping screw [329] Flat gasket [479] Coupling half [481] Set screw [484] Key Distance A 4.5.3 Mounting of motor to adapter AESQSH.. with coupling half pre-mounted to motor shaft 1.
- Page 20 Mechanical installation Flange mounting of CM2H.. servomotor 6. Seal the contact surfaces between adapter and motor with the supplied flat gasket. 7. Mount the motor to the adapter so that the claws of the two coupling halves mesh. Adhere to the tightening torques specified in chapter "Tightening torques for motor to adapter".
- Page 21 Mechanical installation Flange mounting of CM2H.. servomotor The following figure shows the load caused by the mass of the motor: Motor center of gravity Distance between adapter flange and motor center of gravity Overhung load Permitted loads for gear unit type series R..7, K..7, and W..9: Gear unit input end flange diameter Adapter...
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Page 22: Electrical Installation
Electrical installation General information Electrical installation General information WARNING Danger due to live parts. Severe or fatal injuries. • Comply with the assembly specifications from the manufacturer. • Switch off the electrical system before working on the main switch and prevent it from being switched on accidentally. -
Page 23: Additional Regulations
Electrical installation Additional regulations Observe the following information when working on the motor and with the motor: • During installation, observe the instructions in chapter "Safety notes" (→ 2 5). • Observe the information on the nameplate. • Operate the motors only with a frequency inverter. Additional regulations The generally applicable installation regulations for low-voltage electric equipment (such as DIN IEC 60364, DIN EN 50110) must be complied with when setting up elec-... -
Page 24: Overview Of Connection Variants
Electrical installation Overview of connection variants Overview of connection variants As standard, the electrical connection of CM2H.. stainless steel servomotors is real- ized using a cable outlet with a connector in two-cable technology. Alternatively, you can use radial connectors to connect external cables directly to the motor. When doing this, pay attention to the compatibility of the connectors. - Page 25 Connection of power connector The connection diagram of the connector depicts the contact end of the connections. Function Power connection Connection type M23, TE Connectivity – Intercontec Products, series 923, SEW-EURODRIVE insert, coding ring: without, male Pin assignment Assignment for motor Contact...
- Page 26 Connection of signal connector The connection diagram of the connector depicts the contact end of the connections. Function Signal connection Connection type M23, TE Connectivity – Intercontec Products, series 923, SEW-EURODRIVE insert, coding ring: without, male Pin assignment Assignment for motor Contact...
- Page 27 The brake must be protected against overvoltages in the following cases, e.g. by means of a varistor protection circuit: • For operation with third-party inverters, • For brakes that are not supplied directly from inverters from SEW-EURODRIVE. Operating Instructions – Stainless Steel Servo Gearmotors and Servomotors...
- Page 28 Electrical installation Overview of connection variants 5.4.2 Prefabricated cables Prefabricated cables are available from SEW‑EURODRIVE for connecting and ex- tending the CB1/CM1 and SB3/SM3 variants. Prefabricated power cables Motor cable Design for CB1/CM1 connection variant Motor side Inverter side Fixed Cable carrier installation installation...
- Page 29 Electrical installation Overview of connection variants Motor side Inverter side Contact Core color Signal Core color Marking Assembly Description IEC 60757 Black V/L2 Not prefabricated Motor connection phase V Brakemotor cable for BH.. brake Design for CB1/CM1 connection variant Motor side Inverter side Fixed Cable carrier...
- Page 30 Electrical installation Overview of connection variants Motor side Inverter side Contact Core color Signal Core color Marking Assembly Description IEC 60757 Brake + Black BH (1) Not prefabricated Brake connection + Brake - Black BH (3) Not prefabricated Brake connection - Black U/L1 Not prefabricated...
- Page 31 Electrical installation Overview of connection variants ® Prefabricated encoder cables for MOVIDRIVE B inverters Design for CB1/CM1 connection variant Motor side Inverter side Fixed Cable carrier installation installation Connector Connector Cable type Cable cross section Part number type/size type/size RH1M resolver en- SB1/M23 4 ×...
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Page 32: Startup
Startup Before you start Startup Before you start Ensure the following before startup: • Observe the 5 safety rules before commencing the work: Disconnect. Secure the device against a restart. Check that no voltage is applied. Ground and short-circuit it. Cover or cordon off neighboring live parts. •... -
Page 33: Startup After Storage
Startup Startup after storage Startup after storage If you use a motor that has been stored for a longer period of time (depending on the ambient conditions), observe the following points in addition to chapter "Before start- up": • Run in the motor at low speed and without axial or radial shaft load for 10 revolu- tions in each direction so that the bearing lubrication is again distributed evenly. -
Page 34: Inspection/Maintenance
Inspection/maintenance General information Inspection/maintenance General information WARNING Risk of injury if the drive starts up unintentionally. Severe or fatal injuries. • Before you start working on the unit, disconnect the motor and all connected op- tions from the power supply. •... - Page 35 Inspection/maintenance Maintenance intervals Factors that can shorten inspection and maintenance intervals include: • Number of real emergency stop braking operations • Particularly high number of cycles with high motor acceleration • Especially high cyclic duration factor at high speed • Changing direction of rotation (reversing operation) •...
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Page 36: Malfunctions
Malfunctions General information Malfunctions General information WARNING Risk of injury if the drive starts up unintentionally. Severe or fatal injuries. • Before you start working on the unit, disconnect the motor and all connected op- tions from the power supply. •... - Page 37 Inverter not optimized Check the inverter Running noise on the Bearing damage Contact SEW-EURODRIVE. motor Replace the motor Vibration of rotary parts Eliminate the cause, and imbalance, if neces- sary Operating Instructions – Stainless Steel Servo Gearmotors and Servomotors...
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Page 38: Waste Disposal
Waste disposal Waste disposal Dispose of the product and all parts separately in accordance with their material struc- ture and the national regulations. Put the product through a recycling process or con- tact a specialist waste disposal company. If possible, divide the product into the follow- ing categories: •... - Page 40 SEW-EURODRIVE—Driving the world SEW-EURODRIVE GmbH & Co KG Ernst-Blickle-Str. 42 76646 BRUCHSAL GERMANY Tel. +49 7251 75-0 Fax +49 7251 75-1970 sew@sew-eurodrive.com www.sew-eurodrive.com...
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