NEMA MG 1-2009 电动机与发电机.pdf
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1、 NEMA MG 1 MOTORS AND GENERATORS ANSI Approval Date June 13, 2011 NEMA Standards Publication ANSI/NEMA MG 1-2009, (R2010) Motors and Generators Revised Pages Only Published by: National Electrical Manufacturers Association 1300 North 17th Street, Suite 1752 Rosslyn, VA 22209 www.nema.org Copyright 2
2、010 by the National Electrical Manufacturers Association. All rights including translation into other languages, reserved under the Universal Copyright Convention, the Berne Convention for the Protection of Literary and Artistic Works, and the International and Pan American Copyright Conventions. NO
3、TICE AND DISCLAIMER The information in this publication was considered technically sound by the consensus of persons engaged in the development and approval of the document at the time it was developed. Consensus does not necessarily mean that there is unanimous agreement among every person particip
4、ating in the development of this document. The National Electrical Manufacturers Association (NEMA) standards and guideline publications, of which the document contained herein is one, are developed through a voluntary consensus standards development process. This process brings together volunteers
5、and/or seeks out the views of persons who have an interest in the topic covered by this publication. While NEMA administers the process and establishes rules to promote fairness in the development of consensus, it does not write the document and it does not independently test, evaluate, or verify th
6、e accuracy or completeness of any information or the soundness of any judgments contained in its standards and guideline publications. NEMA disclaims liability for any personal injury, property, or other damages of any nature whatsoever, whether special, indirect, consequential, or compensatory, dir
7、ectly or indirectly resulting from the publication, use of, application, or reliance on this document. NEMA disclaims and makes no guaranty or warranty, express or implied, as to the accuracy or completeness of any information published herein, and disclaims and makes no warranty that the informatio
8、n in this document will fulfill any of your particular purposes or needs. NEMA does not undertake to guarantee the performance of any individual manufacturer or sellers products or services by virtue of this standard or guide. In publishing and making this document available, NEMA is not undertaking
9、 to render professional or other services for or on behalf of any person or entity, nor is NEMA undertaking to perform any duty owed by any person or entity to someone else. Anyone using this document should rely on his or her own independent judgment or, as appropriate, seek the advice of a compete
10、nt professional in determining the exercise of reasonable care in any given circumstances. Information and other standards on the topic covered by this publication may be available from other sources, which the user may wish to consult for additional views or information not covered by this publicat
11、ion. NEMA has no power, nor does it undertake to police or enforce compliance with the contents of this document. NEMA does not certify, test, or inspect products, designs, or installations for safety or health purposes. Any certification or other statement of compliance with any health or safetyrel
12、ated information in this document shall not be attributable to NEMA and is solely the responsibility of the certifier or maker of the statement. MG 1-2009, Revision 1-2010 Summary of Changes, Page 1 Changes made for MG 1-2009, Revision 1-2010 are marked by an orange line to the left of the changed m
13、aterial NoteWhere text has been revised in more than one version, only the most recent is color-coded Example of change made for MG 1-2009, Revision 1-2010 Section I, Part 7 7.4.2 Replaced “inches” with “mils” 7.6.1 Revised text Figure 7-1 Renamed figure 7.8.1 Revised text Figure 7-6 Replaced figure
14、 Table 7-1 Revised table 7.8.2 Deleted section 7.8.3 Deleted section 7.8.4 Deleted section 7.8.5 Revised reference to table 7.8.6 Revised reference to table 7.9.1 Revised reference to table 7.9.2 Revised text and reference to table 7.9.3 Deleted section Table 7-2 Deleted table Table 7-3 Deleted tabl
15、e Table 7-4 Added table to replace Tables 7-2 and 7-3 Section II, Part 14 14.48 Added section MG 1-2009, Revision 1-2010 Summary of Changes, Page 2 Changes made for MG 1-2009 are marked by a red line to the left of the changed material NoteWhere text has been revised in more than one version, only t
16、he most recent is color-coded Example of change made for MG 1-2009 Section I, Part 1 1.1Added: Reference to IEC 60034-30-2008 1.16 Deleted section 1.41.3 Added: Premium Efficiency Motor Section I, Part 2 2.2Added: “To prevent confusion with the numerals 1 and 0, the letters “I” and “O” shall not be
17、used.” Updated footnote references Added and revised markings Added: Reference to 2.67 for auxiliary devices 2.60.1.2 Revised Figure 2-48B for clarity 2.67 Added: Auxiliary Devices (entire section) Section I, Part 4 Table 4-2 Dimension revised in column 6 Section II, Part 10 Table 10-5 Adjusted tabl
18、e Section II, Part 12 12.41 In table, corrected synchronous speed of the 50 Hz machine 12.60.3 Added: Additional paragraphs, equation, and table Table 12-14 Replaced Table 12-14 12.62 Revised 12.62a For 12.62b and 12.62d, revised minimum insulation resistance Added: Note 12.63 Note 2: Updated refere
19、nce to 20.8 Section II, Part 13 13.2 Revised frame size Section II, Part 18: 18.131 Figure 18-16: Dimension revised to 5.875 Section III, Part 20: 20.18.1 Revised 20.18.1a For 20.18.1b and 20.18.1d, revised minimum insulation resistance 20.18.2 Revised 20.18.2a For 20.18.2b and 20.18.2d, revised min
20、imum insulation resistance Added: Note Section IV, Part 30: Table 30-1 Revised footnote G.1 reference to 12.53 MG 1-2009, Revision 1-2010 Summary of Changes, Page 3 Changes made for MG 1-2006 Revision 1, published Nov. 20, 2007 (includes MG 1- 2006 Errata) are marked by a blue line to the left of th
21、e changed material NoteWhere text has been revised in more than one version, only the most recent is color-coded Example of change made for MG 1-2006 Revision 1 Contents Entire Table of Contents was revised due to added sections and repagination Section I, Part 1 1.16 NEMA PREMIUMEFFICIENCY ELECTRIC
22、 MOTOR Changed TM to Deleted general paragraph, added: 1.16.1 60 Hz 1.16.2 50 Hz Section I, Part 2 2.2 TERMINAL MARKINGS Footnotes 2.20.2 Induction Machines 2.24 DIRECTION OF ROTATION 2.60.1.1 Terminal Markings Using “T” 2.60.1.2 Terminal Markings in Accordance with IEC 60034-8 Using U, V, W FIGURE
23、2-48B Added figure 2.61.6 Sixth Revised text Section I, Part 3 3.1.8 Accessories and Components Inserted sentence Section I, Part 4 4.9.4 Parallelism of Keyseats to Shaft Centerline 4.9.5 Lateral Displacement of Keyseats Figure 4-7 Corrected specifications 4.9.8 Shaft Extension Key(s) Table 4-7 Corr
24、ected specifications Section II, Part 10 RatingsAC Motors 10.38 NAMEPLATE TEMPERATURE RATINGS FOR ALTERNATING-CURRENT SMALL AND UNIVERSAL MOTORS Corrected reference 12.42.3 10.40.1 Medium Single-Phase and Polyphase Squirrel-Cage Motors Corrected references in text and footnote 2 10.42.2 Polyphase Wo
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