Iec 60034 30 2 energy efficiency classification of variable speed motors as a component. Iec 6003421 standard on efficiency measurement methods for. Pdf comparison of ieee 112 and new iec standard 6003421. The iec 60034 2 1 loss segregation method 2 11b is similar to the corresponding ieee 11233method b, and these methods are widely used and investigated12, 34 38. Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines. Iec low voltage motors guide electrical engineering portal.
Recommended interpretation of iec 60034 2 1 the load curve test should be carried out at the following loads. Standards developed by iec tc 2 do not deal with methods of how to obtain a high efficiency but with tests to verify the guaranteed value. Iec 60034 2 1 is the most important standard for this purpose. Degrees of protection provided by the integral design of rotating electrical machines ip code classification en 60034 5 2004 2 iec 60034 6 1 part 6. This edition includes the following significant technical changes. About us we believe everything in the internet must be free. Online partial discharge measurements on the stator winding insulation of rotating electrical machines. Cage induction motors when fed from converters application guide. This part of iec 60034 describes the performance characteristics of a.
Energy efficiency and variable speed drives slideshare. Foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. This represents a reduction on the number of points specified in clause 6. For definitions concerning cooling and coolants, other than those in 3. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series. After all, two thirds of the overall industrial energy consumption arise from machines. If file is multipart dont forget to check all parts before downloading. Microsofts free reader application, or a booksized computer this is used solely as a. Minimum 50 hz efficiency values defined in iec en 60034 301. Our filtering technology ensures that only latest iec 60034. This content was uploaded by our users and we assume good faith they have the permission to share this book. Technical note iec 60034 301 standard on efficiency classes for low voltage ac motors. These methods apply when fullload testing is not practical and result in a greater uncertainty.
A 15% discount of the total catalogue price is included. Standard format for iec standards learning from motor. This part of iec 60034 specifies efficiency classes for singlespeed electric motors that are rated according to iec 60034 1 or iec 600790, are rated for operation on a sinusoidal voltage supply. Iec 600341a1a2enrotating electrical machines pdf free. The methods with iec 60034 2 1 determine efficiency values more accurately than the methods previously used. Technical note iec 6003430 standard on efficiency classes. For example, iec 341 is now referred to as iec 60034 1. Consolidated editions the iec is now publishing consolidated versions of its publications. Provides common requirements as well as specific requirements for air, hydrogen or liquid cooled synchronous generators and supplements the basic requirements given in iec 60034 1. Iec 60034301 standard on efficiency classes for low voltage. International standard iec 60034 9 has been prepared by iec technical committee 2. Methods of cooling ic code en 60034 6 1993 2 iec ts 60034 17 1 part 17. Methods for determining losses and efficiency of rotating electrical machinery from tests excluding. Iec 60034 2 1 standard on efficiency measurement methods.
In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Applies to threephase synchronous generators, having rated outputs of 10 mva and above driven by steam turbines or combustion gas turbines. Standard methods for determining losses and efficiency from tests excluding machines for traction vehicles. Iec 6003421 standard on efficiency measurement methods for low voltage ac motors the international electrotechnical commission iec has introduced a revised edition 2. New edition of iec 6003421 published in compliance magazine. Iec 60034 1 2010 rating and performance under revision, publication 2014 iec 60034 2 1 2007 standard methods for determining losses and efficiency from tests excluding machines for traction vehicles under revision, publication 2014 iec 60034 2 2 2010 specific methods for determining separate losses of large machines from tests. Ul 6003421 standard for rotating electrical machines part 21. Premium efficiency ie3 high efficiency ie2 standard efficiency ie1. The ac induction motor is then part of a variable frequency power drive system pds as defined in iec 61800 2, iec 618004 or iec ts 618008.
Pdf technical note iec 60034301 standard on efficiency. The efficiency levels defined in iec 60034 30 are based on test methods specified in iec 60034 2 1. For electrical machines specifically designed for converter duty application design features are defined. This part of iec 60034 is intended to establish methods of determining efficiencies from tests, and also to specify methods of obtaining. For approximately 15 years regional agreements were negotiated in many areas of the world. Iec 6003421 standard on efficiency measurement methods for low voltage ac motors. In next page click regular or free download and wait certain amount of time usually around 30 seconds until download. Iec ts 6003425 rotating electrical machines part 25. Machines within the scope of this document may also be subject to superseding, modifying or additional requirements in other standards, for example, iec 60079 and iec 60092. Iec 60034302 energy efficiency classification of variable speed drive motors.
Iec 60034 2 1 standard on efficiency measurement methods for low voltage ac motors the international electrotechnical commission iec has introduced a revised edition 2. Annex e needle flame test iec 6069522 annex f capacitors iec 6038414 annex g safety isolating transformers iec 615581 and iec 6155826 annex h switches iec 610581 annex j coated printed circuit boards iec 606643 annex n proof tracking test iec 60112. Iec shall not be held responsible for identifying any or all such patent rights. Iec 6003421 specifies rules concerning efficiency testing methods and iec 6003430 defines efficiency classes for a wide range of electric motors connected. The iec 6003421 loss segregation method 211b is similar to the corresponding ieee 11233method b, and these methods are widely used and investigated12, 34 38. Technical note iec 60034301 standard on efficiency classes. Specific test methods for determining losses and efficiency of. Iec 608705104 client master simulator complete simulation of iec 104 client as per protocol standard including file transfer both monitor.
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