pec_11L6-1993__sup1-1996_scan.pdf

Supplement 1 November 1996 Specification for Electric Motor Prime Mover for Beam-Pumping Unit Service API SPECIFICATION 11 L6 FIRST EDITION,JUNE 1,1993 American Petroleum Institute Supplement 1 to Specification for Electric Motor Prime Mover for Beam Pumping Unit Service This supplement covers technical changes to API Specification 11L6(First Edition,June 1,1993)as adopted by letter ballot of the API Subcommittee on Field Operating Equipment.Specifically,it adds as Appendix B,the Electric Motor Performance Data Request Form formerly published as API Bulletin I 1L5.Page 1,Par.1.I.Revise to read as follows to add reference to the new Appendix B:1.1 Coverage.This specification covers polyphase,squirrel-cage,induction motors for use as the prime mover for beam pumping units(size range of 200 HP and below).It includes a user motor data sheet(Appendix A),and an electric motor performance data request form(Appendix B).Motors to be operated from solid-state or other types of variable frequency/variable voltage power supplies for adjustable speed applications will require individual consideration to provide a satisfactory performance and are beyond the scope of this document.Following Page JO.Add new Appendix Bas shown on the next page.1 Specification for Electric Motor Prime Mover for Beam Pumping Unit Service API SPECIFICATION 11L6(SPEC 11L6)FIRST EDITION,JUNE 1,1993 American Petroleum Institute 1220 L Street,Northwest Washington,DC20005.ip Issued by AMERICAN PETROLEUM INSTITUTE Production Department FOR INFORMATION CONCERNING TECHNICAL CONTENTS OF THIS PUBLICATION CONTACT THE API PRODUCTION DEPARTMENT,1201 MAIN STREET,SUITE2535,DALLAS,TX75202-3994-(214)748-3841.SEE BACK COVER FOR INFORMATION CONCERNING HOW TO OBTAIN ADDITIONAL COPIES OF THIS PUBLICATION.Users of this publication should become familiar with its scope and content,including any provisions it may have regarding marking of manufactured products.This document is intended to supplement rather than replace individual engineering judgment.Copyright 1993 American Petroleum Institute OFFICIAL PUBLICATION REG.U.S.PATENT OFFICE 2 American Petroleum Inatitute TABLE OF CONTENTS Page POLICY.3 FOREWORD.4 SECTION 1:Scope.5 SECIION 2:Basic Design.6 SECIION 3:Tests.9 APPENDIX:A:Mot.or Data Sheet.10 Note Attention Users al.this Publication:Portions of this publication have been changed from the previous edition.The location of changes has been marked with a bar in the margin.In some cases the changes are significant,while in other cases the changes reflect minor editorial a(ljustment.a.The bar notations in the margins are provided as an aid to usel8 to identify thase part.a of this publication that have been changed from the previ ous edition,but API makes no warranty as to the accuracy of such bar notations.This is the First Edition of Spec UL6 which was adopted at the 1992 Standardization Conference as reported in Circ PS 1985 and subsequently approved by letter ballot.Requests for permission to reproduce or translate all or an:,part of the material published herein should be addressed to the Director,American Petroleum Institute,Production Department,1201 Main Street,Suite 2535,Dallas,TX 16202 3994.Spec 11L6:Electric Motor Prime Mover for Beam Pumping Unit Service 3 POLICY API PUBLICATIONS NECESSARILY ADDRESS PROBLEMS OF A GENERAL NATURE.WITH RESPECT TO PARTICULAR CIRCUMSTANCES,LOCAL,STATE AND FEDERAL LAWS AND REGULATIONS SHOULD BE REVIEWED.API IS NOT UNDERTAKING TO MEET DUTIES OF EMPLOYERS,MANUFACTURERS,OR SUPPLIERS TO WARN AND PROPERLY TRAIN AND EQUIP THEIR EMPLOYEES,AND OTHER EXPOSED,CONCERNING HEALTH AND SAFETY RISKS AND PRECAUTIONS,NOR UNDERTAKING THEIR OBLIGATIONS UNDER LOCAL,STATE,OR FEDERAL LAWS.NOTHING CONTAINED IN ANY API PUBLICATION IS TO BE CONSTRUED AS GRANTING ANY RIGHT,BY IMPLICATION OR OTHERWISE,FOR THE MANUFACTURE,SALE,OR USE OF ANY METHOD,APPARATUS,OR PRODUCT COVERED BY LETTERS PATENT.NEITHER SHOULD ANYTHING CON-TAINED IN THE PUBLICATION BE CONSTRUED AS INSURING ANY ONE AGAINST LIABILITY FOR INFRINGEMENT OF LETTERS PATENT.GENERALLY,API STANDARDS ARE REVIEWED AND REVISED,REAFFIRMED,OR WITHDRAWN AT LEAST EVERY FIVE YEARS.SOMETIMES A ONETIME EXTENSION OF UP TO TWO YEARS WILL BE ADDED TO THIS REVIEW CYCLE.THIS PUBLICATION WILL NO LONGER BE IN EFFECT FIVE YEARS AFTER ITS PUBLICATION DATE AS AN OPERATIVE API STANDARD OR,WHERE AN EXTENSION HAS BEEN GRANTED,UPON REPUBLICATION.STATUS OF THE PUBLICATION CAN BE ASCERTAINED FOR THE API AUTHORING DEPARTMENT(TEL.214-748-3841).A CATALOG OF API PUBLICATIONS AND MATERIALS IS PUBLISHED ANNUALLY ANDUPDATEDQUARTERLYBY API,1220LST.,N.W.,WASHINGTON DC 20005.4 American Petroleum Institute FOREWORD(a)This publication is under the jurisdiction of theAPI Committee on Standardization of Production Equipment.American Petroleum Institute(API)Specifications are published as aids to the procurement of standardized equipment and materials,as well as instructions to manufacturers of equipment or materials covered by an API Speci