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DSK Geared motor Instruction Manual

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For safe operation
●The contents of this Instruction Manual should be carefully read and understood before
operating this product.
●The Instruction Manual should be delivered to a person who actually operate
this product.
●The Instruction Manual should carefully be kept in a convenient place for the operator.
Instruction Manual
Geared motor

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Summary of Contents for DSK Geared motor

  • Page 1 Geared motor Instruction Manual For safe operation ●The contents of this Instruction Manual should be carefully read and understood before operating this product. ●The Instruction Manual should be delivered to a person who actually operate this product. ●The Instruction Manual should carefully be kept in a convenient place for the operator.
  • Page 2 In this Manual, the case of mishandling the equipment, are classified into two categories, "Danger" and "Caution". The definition of the classifications are given with the corresponding graphic symbol. The case that the mishandling of the equipment may result in Danger dangerous situation and may lead to serious of fatal injury to personnel.
  • Page 3 Danger ●Be sure to use an explosion-proof motor where any explosive or flammable gases exist. Failure to observe this warning may cause explosion, spark, fire, electric shock, physical injury and/or damage to the equipment. ●The operator in charge of transportation, installation, wiring,operation, maintenance, and inspection of the equipment should have enough knowledge and technical skill for the product.

  • Page 4: Table Of Contents

    Contents 1 Motor Designation ………………………………………………………….P4 2 Check at Packing …………………………………………………………..P5 3 Transportation ……………………………………………………………...P5 4 Installation ………………………………………………………………...P6 5 Connecting with other Equipment ……………………………………….P7 6 Direction of Rotation ………………………………………………………P10 7 Wiring ……………………………………………………………………….P10 8 Operation ……………………………………………………………………P16 9 Inspection and Adjustment………………………………………………...P17 10 Troubleshooting ……………………………………………………….……P21 11 Disposal………………………………………………………………………P22 12 Warranty …………………………………………………………………….P23 Caution...
  • Page 5 ■ 2 Reduction Stage MOTOR 13 Bolt 19 2nd gear 25 Key Motor shaft 3nd gear 14 Pin 20 Case 26 2nd pinion H-S-RING bearing 15 End bracket 21 Pinion 27 Bearing BEARING 10 Oil seal 16 Bearing 22 Bearing EYE BOLT 11 Output shaft 17 Key...
  • Page 6 When unpacking the carton, please check up the following. If you have any problems or questions, please do not hesitate to contact the nearest sales office or agent Caution Check whether the product is same product as you ordered. Installing wrong equipment may cause physical injury and/or damage to the equipment. The ordered product and the contents indicated in the nameplate are correct.
  • Page 7 Proper installation of a product will ensure reliable service and maximum life. Caution ●Do not place any inflammable object near the gearmotor. Failure to observe this warning may cause fire. ●Do not place any object which may interfere with the ventilation around the gearmotor.

  • Page 8: Installation

    Environment : Well ventilated place free from vapor and/or dust, circumstances where any explosive and flammable gases exist. Installation Location : Indoors Direction of Installation The product can be installed in any direction.(Due to a grease lubrication system. No inversion of foreign article to the brake. Method for Installation Fix the product with the four bolts on a flat (Roughness of the surface should be less then 0.2mm) and machine surface free from vibration.
  • Page 9 5.1 Direct Connection When the machine is used with its shaft coupled together directly, use "flexible coupling" and make sure that both ends are in alignment. ●An example of gear coupling Allowance of Tolerance A 0.05 mm Allowance of Tolerance B 0.04 mm Tolerance X Specified by coupling maker...
  • Page 10 ● Example for Gear Drive ④ Diameter of the chain sprocket wheel or gearing that is mounted on the output shaft; the diameter should be 3 times as large as output diameter. ⑤ Tension of V-Belt : Excessive tensioning may result in damage of the bearings of the shaft.
  • Page 11 ● Proper Way of Use. The tension of the Chains/ Pulley and sprocket are properly V-Belts are properly set. positioned. ● Bed Example The point of load is not near to the The chain is too loose. gearmotor. ⑦ When load is applied on the output shaft(over hung load), please make sure that it is within the limit of allowable value.(Refer to Catalogue)
  • Page 12 Caution Before coupling with other machine, be sure to check the direction of rotation. Operation in wrong direction may cause serious injury and/or damage to the equipment. The relation between the input shaft and the output shaft are shown below: 0.2 ~ 7.5 kW Capasity Reduction Ratio 1/5 ~ 1/20(2 Reduction stage) same direction...
  • Page 13 Caution ●Do not touch terminals when inspecting the insulation resistants. Failure to observe this warning may cause electric shock. ●Wiring should be properly made under the specified electrical equipment engineering standard or the safe code. Failure to observe this warning may cause electric shock, fire or physical injury. ●Our motor is not equipped with protective devices.
  • Page 14 7.1 Wiring of Gearmotor For standard gearmotors, wiring described below are recommended. Wiring of instruction manual is only for our standard product. If the wiring indicates on the product is different from our instruction manual please contact to nearest sales office or agent ■...
  • Page 15 ￭Single Voltage Single Voltage To reverse rotation, exchange any two of R, S, T connection. Single-phase motor ■ ￭ Single Voltage 3 Lines 4 Lines ② ② ② ③ To reverse rotation, separate from To reverse rotation, exchange ① ② connect as shown with dotted line.
  • Page 16 7.2 Wiring for the gearmotor with brake 3-phase motor ■ ￭ AC BRAKE motor(B Type) ▪220V / 380V Wiring(Concurrent operate system) △ 220V ( ) 380V (Y) ▪ 220V / 380V Wiring(Separate operate system) △ 220V ( ) 380V (Y)
  • Page 17 ▪ Single Voltage Concurrent operate Separate operate ￭ DC Brake Motor (B Type) ▪220V / 380V Wiring(Concurrent changing system) AC220V AC380V ▪Single Voltage Wiring(Concurrent changing system) Single Voltage...
  • Page 18 ▪220V / 380V Wiring(Separate changing system) AC220V AC380V MC : Magnetic Contactor , PM : DC Power Supply, OLR : Over Load Relay 7.3 Cautions in operation with inverter ① Higher temperature rise, noise and vibration than that from the general power source will be observed.

  • Page 19: Direction Of Rotation

    Danger ●Do not operate gearmotor with the terminal box cover opened. Failure to observe this warning may cause electric shock ●Do not approach or touch rotating parts such as a shaft while the machine is running. Failure to observe this warning may cause physical injury. ●If power cut occurs, be sure to switch off the power supply of a machine.

  • Page 20: Wiring

    8.1 Check up matter before turning the power switch on: 1 Wiring and connection are done properly 2 Fuses and thermal relays of proper capacities are used. 3 Installations and the connections with other machines are properly done. 4 Earth terminal is properly grounded 8.2 Check up matters at test running: ①...

  • Page 21: Inspection And Adjustment

    Danger ●When inspecting and/or adjusting the machine while it is in operation, do not touch rotating parts such as shaft. Failure to observe this warning may cause wind-in to the gear teeth and physical injury. ●When inspecting the gear touch surface, be sure to lock off the drive and driven unit beforehand.
  • Page 22 Caution ●When measuring the insulation resistance, do not touch the terminals. Failure to observe this warning may cause electrical shock. ●Surface of a gearmotor becomes very hot. Therefore do not touch with bare hands. Failure to observe this warning may cause burn injury. ●When measuring the insulation resistance of an explosion-proof type motor, confirm that there is no gas, steam, or other explosive substance around.
  • Page 23 9.3 Caution Label DSK G/M contains a caution label stick. In the case this labels get slippery or can not be recognize by damage please contact our nearest sales office or agent immediately. 9.4 GREASE·OILSEAL·O-RING ①...

  • Page 24: Troubleshooting

    10.1 Troubleshooting for gearmotor Trouble Cause Troubleshooting Failure of power Check the power source. Contact the power supply supply company. Disconnection of wire Check the electric circuit and repair the defect. Bad contact of switch Repair or barter Open circuit exist Check the electric circuit and repair the defect.
  • Page 25 relay Overload operation Reduce the load to rated Shortage of capacity of Breakage of Investigate and replace or revise setting value fuse or breaker fuse or work breaker Overload operation Reduce the load to rated Overload operation Reduce the load to rated Overvoltage or lower Check the voltage and repair voltage...
  • Page 26 10.2 Troubleshooting for gearmotor with brake Trouble Cause Troubleshooting Break does not work Wrong wiring Check the wiring Inversion of foreign article or oil are Remove the foreign article or oil and repair at adhered to the friction authorized factory. disk Break function is Life of frictional disk...

  • Page 27: Warranty

    Caution For disposal of the gearmotor; lubricant should be disposed as general industrial waste; steel, aluminum and coil could be recycled. 12.1 Warranty term The warranty term for the product shall be 1 year after the date of delivery or 2000 hour from the product starting operation.
  • Page 28 ⑥ secondary failure caused by the damage of customers equipment. ⑦ losses caused by the parts, driving units which are supplied by customer. (example : electric motor, servomotor, etc.) ⑧ improper storage and maintenance of product, or improper handling of the product.