ANSI API 541-2003 Form-Wound Squirrel-Cage Induction Motors 250 Horsepower and Larger《250马力及以上的鼠笼式模绕感应电动机》.pdf

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1、 Form-wound Squirrel-Cage Induction Motors500 Horsepower and LargerANSI/API STANDARD 541-2003FOURTH EDITION, JUNE 2004Copyright American Petroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Copyright American

2、Petroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Form-wound Squirrel-Cage Induction Motors 500 Horsepower and LargerDownstream SegmentANSI/API STANDARD 541-2003FOURTH EDITION, JUNE 2004Copyright American P

3、etroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-SPECIAL NOTESAPI publications necessarily address problems of a general nature. With respect to partic-ular circumstances, local, state, and federal laws and

4、 regulations should be reviewed.API is not undertaking to meet the duties of employers, manufacturers, or suppliers towarn and properly train and equip their employees, and others exposed, concerning healthand safety risks and precautions, nor undertaking their obligations under local, state, or fed

5、-eral laws.Information concerning safety and health risks and proper precautions with respect to par-ticular materials and conditions should be obtained from the employer, the manufacturer orsupplier of that material, or the material safety data sheet.Nothing contained in any API publication is to b

6、e construed as granting any right, byimplication or otherwise, for the manufacture, sale, or use of any method, apparatus, or prod-uct covered by letters patent. Neither should anything contained in the publication be con-strued as insuring anyone against liability for infringement of letters patent

7、.Generally, API standards are reviewed and revised, reaffirmed, or withdrawn at least everyfive years. Sometimes a one-time extension of up to two years will be added to this reviewcycle. This publication will no longer be in effect five years after its publication date as anoperative API standard o

8、r, where an extension has been granted, upon republication. Statusof the publication can be ascertained from the API Standards department telephone (202)682-8000. A catalog of API publications, programs and services is published annually andupdated biannually by API, and available through Global Eng

9、ineering Documents, 15 Inv-erness Way East, M/S C303B, Englewood, CO 80112-5776. This document was produced under API standardization procedures that ensure appropri-ate notification and participation in the developmental process and is designated as an APIstandard. Questions concerning the interpre

10、tation of the content of this standard or com-ments and questions concerning the procedures under which this standard was developedshould be directed in writing to the Director of the Standards department, American Petro-leum Institute, 1220 L Street, N.W., Washington, D.C. 20005. Requests for permi

11、ssion toreproduce or translate all or any part of the material published herein should be addressed tothe Director, Business Services.API standards are published to facilitate the broad availability of proven, sound engineer-ing and operating practices. These standards are not intended to obviate th

12、e need for apply-ing sound engineering judgment regarding when and where these standards should beutilized. The formulation and publication of API standards is not intended in any way toinhibit anyone from using any other practices.Any manufacturer marking equipment or materials in conformance with

13、the markingrequirements of an API standard is solely responsible for complying with all the applicablerequirements of that standard. API does not represent, warrant, or guarantee that such prod-ucts do in fact conform to the applicable API standard.All rights reserved. No part of this work may be re

14、produced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission from the publisher. Contact the Publisher, API Publishing Services, 1220 L Street, N.W., Washington, D.C. 20005.Copyright 2004 American

15、 Petroleum InstituteCopyright American Petroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-FOREWORDAPI publications may be used by anyone desiring to do so. Every effort has been made bythe Institute to assur

16、e the accuracy and reliability of the data contained in them; however, theInstitute makes no representation, warranty, or guarantee in connection with this publicationand hereby expressly disclaims any liability or responsibility for loss or damage resultingfrom its use or for the violation of any f

17、ederal, state, or municipal regulation with which thispublication may conflict.Suggested revisions are invited and should be submitted to API, Standards department,1220 L Street, NW, Washington, DC 20005.iiiCopyright American Petroleum Institute Reproduced by IHS under license with API Not for Resal

18、eNo reproduction or networking permitted without license from IHS-,-,-Copyright American Petroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-CONTENTSPage1 GENERAL. . . . . . . . . . . . . . . . . . . . . . .

19、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.1 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.2 Alternative Designs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20、. . . . . . . . . . . . 11.3 Dimensions and Standards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.4 Conflicting Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.5 Definition of Terms . . . . . . . . . .

21、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.6 Referenced Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 BASIC DESIGN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22、 . . . . . . . . . 42.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42.2 Electrical Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52.3 Winding and Insulation S

23、ystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72.4 Mechanical Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 ACCESSORIES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24、. . . . . . . . . . . . . 213.1 Terminal Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213.2 Winding Temperature Detectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223.3 Bearing Temperature Detectors . . . .

25、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223.4 Space Heaters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223.5 Screens and Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

26、. . . . . . . 233.6 Alarms and Control Devices for Motor Protection. . . . . . . . . . . . . . . . . . . . . . . 233.7 Ground Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243.8 Vibration Detectors . . . . . . . . . . . . . . . . . . . . . .

27、 . . . . . . . . . . . . . . . . . . . . . . . . . 244 INSPECTION, TESTING, AND PREPARATION FOR SHIPMENT . . . . . . . . . . . 244.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244.2 Inspection . . . . . . . . . . . . . .

28、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254.3 Final Testing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264.4 Preparation for Shipment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29、 . . . . . . . . . . . 335 GUARANTEE AND WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346 VENDORS DATA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346.1 Proposals . . . . . . . . . . . . . . . . . . .

30、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346.2 Contract Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35APPENDIX A DATASHEETS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31、 . . . . 39APPENDIX B VENDOR DRAWING AND DATA REQUIREMENTS . . . . . . . . . . . 53APPENDIX C DATASHEET GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57APPENDIX D PROCEDURE FOR DETERMINATION OF RESIDUAL UNBALANCE . . . . . . . . . . . . . . . . . . . . . . . . .

32、 . . . . . . . . . . . . . . . . . . . . 71APPENDIX E PROCEDURE AND GUIDANCE FOR DETERMINING THE ALLOWABLE RESULTANT VECTOR CHANGE DURINGA HEAT RUN TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79APPENDIX F ALTERNATE PROCEDURE FOR THE DETERMINATION OF A WELL DA

33、MPED RESONANCE . . . . . . . . . . . . . . . . . . . . . . . . . 83vCopyright American Petroleum Institute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-PageFigures1 Shaft Vibration Limits (Relative to Bearing Housing Usin

34、g Non-contactVibration Probes): for All Hydrodynamic Sleeve Bearing Machines;with the Machine Securely Fastened to a Massive Foundation . . . . . . . . . . . . . . . 272 Bearing Housing Vibration Limits: for Sleeve and Antifriction BearingMotors; with the Motor Securely Fastened to a Massive Foundat

35、ion . . . . . . . . . . 28D-1 (Blank) Residual Unbalance Worksheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73D-2 (Blank) Residual Unbalance Polar Plot Worksheet . . . . . . . . . . . . . . . . . . . . . . . . 74D-3 Sample Residual Unbalance Worksheet for Left Plane . . . .

36、. . . . . . . . . . . . . . . . . 75D-4 Sample Residual Unbalance Polar Plot Worksheet for Left Plane. . . . . . . . . . . . . 76D-5 Sample Residual Unbalance Worksheet for Right Plane . . . . . . . . . . . . . . . . . . . . 77D-6 Sample Residual Unbalance Polar Plot Worksheet for Right Plan . . . .

37、 . . . . . . . . 78E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80E-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80E-3 . . .

38、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81E-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82F-1 Evaluation of Amplification Factor

39、(AF) from Speed Amplitude Plots. . . . . . . . . 84Tables1Voltage Ratings for 3-phase 60 Hertz (Hz) Systems . . . . . . . . . . . . . . . . . . . . . . . . 52-1 Voltage Ratings for 3-phase 50 Hz Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52-2 Voltage Ratings for 3-phase 50

40、Hz Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Number of Starts at a Service Factor Capability of 1.0 . . . . . . . . . . . . . . . . . . . . . . 64Motor Enclosures and Corresponding NEMA or IEC Specifications . . . . . . . . . . . 85Maximum Severity of Defects in Casting

41、s. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256 DC Test Voltages for Insulation Resistance and Determination ofPolarization Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297 DC High-potential Test Voltage Levels. . . . .

42、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32C-1 List of Liquids with an Autoignition Temperature (AIT) of Less Than 250C, Requiring Space Heaters with Heater Element SurfaceTemperature Less Than 200C (Extracted from NFPA 497M-1991) . . . . . . . . . . 60Copyright American Petroleum I

43、nstitute Reproduced by IHS under license with API Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-1Form-wound Squirrel-Cage Induction Motors500 Horsepower and Larger1 General1.1 SCOPE1.1.1This standard covers the minimum requirements forform-wound squirrel-cage ind

44、uction motors 500 horsepower(hp) and larger for use in petroleum industry services. Note 1: This standard is typically utilized for machines that have oneor more of the following characteristics:1. Is in critical service.2. Is larger than 3000 hp (2250 kW) for speeds 1800 rpm andbelow.3. Is rated 80

45、0 hp (600 kW) or greater for two-pole (3000 or3600-rpm) machines of totally-enclosed construction, or rated1250 hp (930 kW) or greater for two-pole machines of open orguarded construction (including machines with WP-I or WP-IItype enclosures).4. Drives a high-inertia load (in excess of the load Wk2l

46、isted inNEMA MG-1 Part 20).5. Uses an adjustable speed drive as a source of power.6. Is an induction generator.7. Is a vertical machine rated 500 hp (375 kW) or greater.8. Operates in abnormally hostile environments.Note 2: A round bullet () at the beginning of a paragraph indicatesthat either a dec

47、ision is required or further information is to be pro-vided by the purchaser. This information should be indicated on thedatasheets (see Appendix A); otherwise it should be stated in thequotation request or in the order.Note 3: A diamond bullet () at the start of a paragraph indicatesadditional requ

48、irements for motors applied with adjustable speeddrives (ASDs). 1.1.2This standard requires the purchaser to specify detailsand features. The purchaser shall complete the datasheets inAppendix A. Note: Guidance for completion of the datasheets is provided inAppendix C.1.2 ALTERNATIVE DESIGNSThe vend

49、or may offer alternative designs (see 6.1.10). 1.3 DIMENSIONS AND STANDARDS1.3.1Both the SI and U.S. customary system of units anddimensions are used in this standard. Any data, drawings, orhardware (including fasteners) related to equipment suppliedto this standard shall use the U.S. customary system. 1.3.2This document recognizes two different systems ofstandards for the manufacturing and testing of electricalmachi