For example, iec 341 is now referred to as iec 60034 1. 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. Technical note iec 6003430 standard on efficiency classes. Energy efficiency and variable speed drives slideshare. These methods apply when fullload testing is not practical and result in a greater uncertainty. About us we believe everything in the internet must be free.
If file is multipart dont forget to check all parts before downloading. Online partial discharge measurements on the stator winding insulation of rotating electrical machines. The efficiency levels defined in iec 60034 30 are based on test methods specified in iec 60034 2 1. A 15% discount of the total catalogue price is included. Recommended interpretation of iec 60034 2 1 the load curve test should be carried out at the following loads. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series. Methods for determining losses and efficiency of rotating electrical machinery from tests excluding. Iec 6003421 standard on efficiency measurement methods for. Iec 608705104 client master simulator complete simulation of iec 104 client as per protocol standard including file transfer both monitor. Minimum 50 hz efficiency values defined in iec en 60034 301.
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. This part of iec 60034 describes the performance characteristics of a. Methods of cooling ic code en 60034 6 1993 2 iec ts 60034 17 1 part 17. 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. Standard format for iec standards learning from motor. This edition includes the following significant technical changes. Pdf technical note iec 60034301 standard on efficiency. Iec 600341a1a2enrotating electrical machines pdf free. 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. Cage induction motors when fed from converters application guide.
Ul 6003421 standard for rotating electrical machines part 21. Iec 6003421 specifies rules concerning efficiency testing methods and iec 6003430 defines efficiency classes for a wide range of electric motors connected. The methods with iec 60034 2 1 determine efficiency values more accurately than the methods previously used. This content was uploaded by our users and we assume good faith they have the permission to share this book. International standard iec 60034 9 has been prepared by iec technical committee 2.
Iec ts 6003425 rotating electrical machines part 25. Premium efficiency ie3 high efficiency ie2 standard efficiency ie1. Applies to threephase synchronous generators, having rated outputs of 10 mva and above driven by steam turbines or combustion gas turbines. For electrical machines specifically designed for converter duty application design features are defined. Iec shall not be held responsible for identifying any or all such patent rights. Iec low voltage motors guide electrical engineering portal. After all, two thirds of the overall industrial energy consumption arise from machines.
This part of iec 60034 is intended to establish methods of determining efficiencies from tests, and also to specify methods of obtaining. 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. Our filtering technology ensures that only latest iec 60034. Iec 60034301 standard on efficiency classes for low voltage. Technical note iec 60034 301 standard on efficiency classes for low voltage ac motors. 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 30 2 energy efficiency classification of variable speed motors as a component. For definitions concerning cooling and coolants, other than those in 3.
In next page click regular or free download and wait certain amount of time usually around 30 seconds until download. Consolidated editions the iec is now publishing consolidated versions of its publications. Technical note iec 60034301 standard on efficiency classes. Iec 60034 2 1 standard on efficiency measurement methods. Standard methods for determining losses and efficiency from tests excluding machines for traction vehicles. 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. Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines. Foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. 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. Microsofts free reader application, or a booksized computer this is used solely as a. 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 60034 2 1 is the most important standard for this purpose.
Specific test methods for determining losses and efficiency of. 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. 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. This represents a reduction on the number of points specified in clause 6. 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. 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. 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.
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