Iec 6003430 specifies energyefficiency classes for singlespeed. New iec standards, iec 600341841 and iec 600341842, have been issued to define the procedures for testing partial. In iec 60034 30, ie efficiency classes for singlespeed cageinduction motors have been defined and test procedures specified. Ie1 standard efficiency ie2 high efficiency ie3 premium efficiency ie4 superpremium efficiency determination of efficiency for motors powered by a frequency converter will be included in iec standard 60034 23. International standard iec 600342 1 has been prepared by iec technical committee 2. 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. Details displaying esempio test report ie2 iec 6003421. Pdf comparison of ieee 112 and new iec standard 6003421.
This second edition cancels and replaces the first edition of iec. Lt3si thermistor protection units continuously monitor the temperature of the. Six induction motors are tested following the two standards and the results are compared with. Iec shall not be held responsible for identifying any or all such patent rights. Methods for determining losses and efficiency of rotating electrical machinery from tests excluding. The compliance of an assembly is declared referring to the specific assembly standard e. Pdf assessment of induction machine efficiency with comments. New edition of iec 6003421 published in compliance. Iec 6003421 applies to rotating electrical machines part 21. According to en 600346 iec 600346 selfventilated ic, 411. Iec 61439 the rule is two parts for each type of assembly. Machines within the scope of this document may also be subject. Methods for determining losses and efficiency of rotating electrical machinery form tests excluding machines for traction vehicles first. It is widely accepted that ieee 112 represents a milestone in.
Impulse voltage withstand levels of formwound stator coils for rotating a. Classifies methods of cooling and gives a designation system for them. Iec 60034302 energy efficiency classification of variable speed motors as a component. Noise limits iec 6003412 rotating electrical machines part 12. International standard iec 60034 2 1 has been prepared by iec technical committee 2. The classifying standards iec 60034301 mentions that efficiency and losses should be verified in according to iec 6003421 standard with the ideal method of the specific motor type as given in. Iec 6003421 based energy efficiency electric motor testing. The mea iec6003421 standard implements the following 1. In addition, preferred methods of table 2a may also be used outside the power range identified in table 2a. Degrees of protection provided by the integral design of rotating electrical machines ip code classification en 600345 2004 2 iec 600346 1 part 6. Description download iec 600342 free in pdf format.
Iec 600272 amendment 2, as published in january 1999, was the first international standard defining the binary prefixes, as proposed by international electrotechnical commission iec. A requirement for loads up to 150% requires that the measurement system be able to. It is widely accepted that ieee 112 represents a milestone in machine testing standards and has. These methods apply when fullload testing is not practical and result in a greater uncertainty. Iec 6003423, under preparation losses of converter fed machines iec 600344, 3rd ed 200805 synchronous machine quantities iec 6003419. On iec 60034 21 p ll determined from residual loss 8. Methods for determining losses and efficiency of rotating electrical machinery form tests excluding machines for traction vehicles measurement of losses by the calorimetric method. Iec 6003421 standard on efficiency measurement methods for low voltage ac 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. Iec 6003430 standard on efficiency classes for low voltage ac motors iecen 6003430 standard was published by the international electrotechnical commission in october 2008. The following bibliographic material is provided to assist you with your purchasing decision. Pdf this paper describes a comparative study of induction motor testing. Supplementary specification to iec 600341 low voltage. The international electrotechnical commission iec is the leading global organization that prepares and publishes international standards for all electrical, electronic and related technologies. The international electrotechnical commission iec has introduced a new standard iecen 6003421. Automatic iec test automatic iec 6003421 test bench, calculating efficiency by summation of losses with load test. Iec 6003422, 1st ed 201003 losses of large machines. Specifies requirements relating to the use of thermal protectors and thermal detectors incorporated into the stator windings or placed in other suitable positions in induction machines in order to protect them against serious damage due to thermal overloads. Starting performance of singlespeed threephase cage induction motors iec 6003414.
International standard iec 6003412 has been prepared by iec technical committee 2. Iec 6003421 has been refined from its earlier version iec 600342 with reference to the ieee 112. On iec 6003421 p ll determined from residual loss 8. Specific methods for determining separate losses of large machines from tests supplement to iec 6003421 6003422a rotating electrical machines part. Methods for determining losses and efficiency of rotating electrical machinery form tests excluding machines for traction vehicles measurement of losses by the calorimetric method standard by international electrotechnical commission. International standard iec 6003430 has been prepared by iec technical committee 2. Rating and performance see other formats disclosure to promote the right to information whereas the parliament of india has set. Technical note iec 6003430 standard on efficiency classes. Assessment of induction machine efficiency with comments on new. Some pdf files are protected by digital rights management drm at the.
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