State the objective of testing. Explain the role of BIS (Bureau of Indian Standards) in testing of electrical machines.

State the objective of testing. Explain the role of BIS (Bureau of Indian Standards) in testing of electrical machines. 
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1. Objective of testing is to finding error/defects in machine/equipment/ product. 2. To confirm whether the results obtain during testing are within tolerance limits specified by BIS / ISS 3. To provide an indication of the product reliability and quality. 4. To determine the quality of material used & workmanship. 5. To avoid in convinces, accidents, minimize risk & for safety purpose. 6. To confirm whether machine/equipment/ product is manufactured as per design data or not. 7. To confirm whether the performance of machine/equipment/ product is as per design data or not. 8. To determine that the machine/equipment/ product appears to be working as stated in the specifications 9. Testing of equipment/machinery is also done after major maintenance of machine/equipment 10. Testing in all respect is also required when a new design or modified design is used, 11. To check whether the new product works as per the revised designed or not.

Role of BIS in testing of electrical machines:- Roles of Bureau of Indian Standards (BIS) in testing of electrical equipment’s are as below:- 1. To specifies the standards for particular in machine/equipment/ product / materials etc. 2. To gives limit of losses& efficiency for particular in machine/equipment/ product 3. To provide an indication about the product reliability and quality. 4. To issue licenses or Certification (ISI Mark) to manufacturers whose products are as per BIS/ISS specified standards. 5. To avoid in convinces & accidents BIS plays important role.  
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