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21. The type of lubricant and quantity for first filling. Please refer the Bearing chart in the related section on this web site. 22. Frequency of regreasing and quantity of grease required? Please refer the Bearing chart in the related section on this web site. 23. Type and Size of bearing Please refer the Bearing chart in the related section on this web site. 24. What are the hot and cold thermal withstand times ? Please refer the performance chart for the relevant motor in the related section on this web site. 25. What is value of GD2 of the motor ? Please refer the performance chart for the relevant motor in the related section on this web site. 26. In what way low supply voltage affects performance of the motor? What are the consequences ? The motor will draw high current. If it runs continuously at low voltage, winding may get burnt. 27. At what percentage of the rated voltage the motor can be run safely on rated load? 90% of rated supply voltage. 28. What are the values in percentage of pull out and pull up Torques in respect of rated or full load Torque? Please refer the performance chart for the relevant motor in the related section on this web site 29. Is a standard 415V motor suitable for 380V operations ? No, 380 V rating motors are to be separately procured at extra cost. 30. Can the 50Hz frame motor be run at 60Hz frequency without any alteration ? No, Such a motor shall have to be manufactured specially and will be available at extra cost. |