Efficiency classes of singlespeed, threephase, cageinduction motors iecode machines electriques tournantes partie 30. The following bibliographic material is provided to assist you with your purchasing decision. Classification of types of construction, mounting arrangements and terminal box position im code. Iec shall not be held responsible for identifying any or all such patent rights. Specifications iec 60079 all parts, electrical apparatus for explosive gas atmospheres 3 terms and definitions for the purposes of this document, the terms and definitions in iec 600341 together with the following additions apply. International standard iec 60034 9 has been prepared by iec technical committee 2. Iecstdandards fuse electrical electrical wiring scribd. The standard defines efficiency classes for motors and harmonizes the currently different requirements for induction motor efficiency levels around the world. Efficiency iec iec defines international energyefficiency classes ie codes in iec standard 6003430 iec motor nameplate efficiency is the rated efficiency assigned by the manufacturer for a particular ie code, the rated efficiency must not be less than the value given in 6003430 for that rating. Iec 34 7 specifies two ways of stating how a motor is mounted. In the source text iec 600347 should read as 60034. Iec 6003421 standard on efficiency measurement methods for low voltage ac motors. Classification of types of enclosures and mounting arrangements im code. All bsi british standards available online in electronic and print formats.
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. Iec 60034301 standard on efficiency classes for low voltage ac motors standard iecen 60034301 on efficiency classes of line operated ac motors was published by the international electro technical commission. The international electrotechnical commission iec is the leading global organization that prepares and publishes international standards for all electrical, electronic and related technologies. Headquartered in geneva, switzerland, iec standards reach over 150 countries. Avviso di adozione il testo della pubblicazione iec 347 1992 stato approvato dal cenelec come norma europea senza alcuna modica. Identifies circuit arrangements and movement methods of the coolant. Cage induction motors when fed from converters application guide. Produc tion and repair of elec trical motors technical. This iec standard is concerned with the global harmonization of energy efficiency classes for electric motors. Specifications iec 60079 all parts, electrical apparatus for explosive gas atmospheres 3 terms and definitions for the purposes of this document, the terms and. Machines within the scope of this standard may also be subject to. This standard cancels and replaces the previous one iec 600342. Publication numbering as from 1 january 1997 all iec publications are issued with a designation in the 60000 series. Classifies methods of cooling and gives a designation system for them.
This paper focuses on the recently published iec standard 6003421, with comparisons of its previous version iec 342, and ieee 112b. International standard iec 6003430 has been prepared by iec technical committee 2. 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. Classification of types of construction, mounting arrangements and terminal box position im code tc 2. Classification of types of construction, mounting arrangements and terminal box. The ac induction motor is then part of a variable frequency power drive system pds as defined in iec 618002, iec 618004 or iects 618008. Iec 6003421 contains a test method essentially equivalent to ieee 112 method b and csa 39010 nema 50 hz efficiency values found in table 1214 were derived directly from iec 6003430 iec ie2.
Iec 6003430 iec 6003431 iec 600342 normas mecanicas dimensiones y potencias asignadas. Abb ppt electric motor international electrotechnical. Classification of types of enclosures and mounting arrangements im. Iec 600347 mounting arrangements and type of construction im codes. Iec 60034301 standard on efficiency classes for low voltage ac motors standard iecen 60034301 on efficiency classes of line operated ac motors was published by the international electro technical commission iec on march 6, 2014. Iec 60034301 standard on efficiency classes for low voltage. The international electrotechnical commission iec has introduced a new standard iecen 6003421. For example, iec 341 is now referred to as iec 60034 1. Applies to threephase synchronous generators, having rated outputs of 10 mva and above driven by steam turbines or combustion gas turbines. Code i covers only motors with bearing end shields and one shaft extension.
Power kw 0,75 1,1 1,5 2,2 3 4 5,5 7,5 11 15 18,5 22 30 37 45 55 75 90. Selection of measurement points for load and noload tests measurement points clause 6. After all, two thirds of the overall industrial energy consumption arise from machines. Produc tion and repair of elec trical motors technical catalog. 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. This edition includes the following significant technical changes. For example, iec 341 is now referred to as iec 600341. Login to read unlimited books, audiobooks, magazines, snapshots and access to tens of millions of documents. For those categories of power transformers and reactors which have their own iec standards, this part is applicable only to the extent in which it is specifically called up by crossreference in the other. Iec 347 specifies two ways of stating how a motor is mounted. Iec 60034301 standard on efficiency classes for low. This paper focuses on the recently published iec standard 60034 21, with comparisons of its previous version iec 342, and ieee 112b.
Methods of cooling ic code en 600346 1993 2 iects 6003417 1 part 17. For those categories of power transformers and reactors which have their own iec standards, this part is applicable only to the extent in which it is specifically called up by crossreference in the other standard. Terminal markings and direction of rotation iec 60034 9 rotating electrical machines part 9. Cage induction motors when fed from converters application guide clcts 6003417 2004 2 iso. Classification of types of constructions and mounting arrangements im code iec 600348 rotating electrical machines part 8. Description download iec 600342 free in pdf format. Rating and performance, and has been varied as indicated to take account of australian conditions. F igure 7 conti n uous operation period ic d uty with electric braking. Iec, the international electrotechnical commission, is a nonprofit organization that develops and publishes standards concerning electrical technologies, of which a truly wide variety exists in todays. Iec 6003430 standard on efficiency classes for low voltage ac motors iecen 6003430 standard was published by the international electrotechnical commission in october 2008. Iec 60034 is an international standard of the international electrotechnical commission for rotating electrical machinery part 30. Iec 6003430 specifies energyefficiency classes for singlespeed.