1、SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefro
2、m, is the sole responsibility of the user.”SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.Copyright 2002 Society of Automotive Engineers, Inc.All rights reserved. No part of this
3、 publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying,recording, or otherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada)Tel: 724-776-4970 (o
4、utside USA)Fax: 724-776-0790Email: custsvcsae.orgSAE WEB ADDRESS: http:/www.sae.orgSURFACEVEHICLESTANDARDJ159REV.OCT2002Issued 1970-03Revised 2002-10Superseding J159 APR1994(R) Rated Capacity System1. ScopeThis SAE Standard applies to cranes when used in lifting service that are equipped with RatedC
5、apacity Systems.1.1 PurposeThe purpose of this document is to establish the minimum performance and tolerance criteria ofsystems used to warn or to indicate to the operator and/or other responsible persons when the load beinglifted approaches, meets and exceeds the rated capacity on the applicable r
6、ated capacity chart of the crane.2. References2.1 Applicable PublicationsThe following publications form a part of this specification to the extent specifiedherein.2.1.1 NEMA P UBLICATIONAvailable from the National Electrical Manufacturers Association, www.NEMA.org,1300 North 17th Street, Suite 1847
7、, Rosslyn, VA 22209.NEMA-12 (U.S. Code)2.1.2 IP (INTERNATIONAL ELECTROTECHNICAL COMMISSION) PUBLICATIONAvailable from American NationalStandards Institute (ANSI), Customers Service, 25 West 43rd Street, 4th floor, New York, NY 10036-8002.TP: +1 212 642 4900 TF: +1 212 398 0023 email: infoansi.org UR
8、L: webstore.ansi.org.IP-65 (International Protection Code - IEC 144/855420)3. Definitions3.1 Rated Capacity Indicator (RCI)A system consisting of devices, when applied to a crane, sense craneloading, boom length (telescopic only), boom angle, and which automatically provide an audible/visual signalw
9、hen the Actual Load approaches, reaches and/or exceeds the Rated Capacity value.3.2 Rated Capacity Limiter (RCL)A system consisting of devices which, when applied to a crane, sense craneloading, boom length (telescopic only), boom angle, and which automatically provide an audible/visual signalwhen t
10、he loading conditions approach, reach and/or exceed the rated capacity values. When the Actual Loadexceeds the Rated Capacity, the system supplies a signal to a function kick-out system.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking perm
11、itted without license from IHS-,-SAE J159 Revised OCT2002-2-3.3 Function Kick-Out System (FKO)A device which when activated prevents the loading on the crane to beincreased beyond the point at which the FKO occurred.3.4 Crane ConfigurationThe physical arrangement of the crane as prepared for the par
12、ticular operation inconformance with the manufacturers operating instructions and Rated Capacity Chart.3.5 Actual LoadThe weight of the load being lifted including all additional equipment such as wire rope, blocks,slings, etc. as defined by the manufacturers Rated Capacity Chart.3.6 Rated CapacityT
13、he value shown on the applicable Rated Capacity Chart of the crane for the particularconfiguration, boom length, angle and/or function of these variables. For radii and/or angles outside thoseshown on the Rated Capacity Chart, the rated capacity is considered to be zero.3.7 Boom LengthThe straight l
14、ine through the center line of the boom pivot pin to the centerline of the boompoint hoist sheave pin, measured along the longitudinal axis of the boom.3.8 Boom AngleThe angle between the longitudinal centerline of the boom base section and the horizontalplane.3.9 Radius of LoadThe horizontal distan
15、ce from a vertical projection of the cranes axis of rotation to thesupporting surface, before loading, to the center line of the vertical hoist line(s) or tackle with the load applied.4. Performance Tolerance Criteria4.1 Warning and Limit SignalsVisual and/or audible signals shall have the visual si
16、gnal clearly visible to theoperator under any normal operating conditions, and the audible signal shall be sufficiently loud to be heardover engine and machinery noise, and shall be clearly distinguishable from ambient noise.4.1.1 WARNING S IGNAL - APPROACH TO OVERLOADAn audible and visual signal (p
17、referably a yellow light) is to beactivated at 92% 5% of Rated Capacity. The signal shall continue to function as long as the load, radius orangle parameters exceed the 92% 5% values. Also, the warning signal shall be clearly distinguishable fromthe overload signal.4.1.2 OVERLOAD AND LIMIT S IGNALAn
18、 Audible and Visual signal (preferably a red light) is to be activated at nomore than 105% of Rated Capacity and also when the radius or angle shall fall outside of the cranes RatedCapacity Chart. Also, when a Rated Capacity Limiter is employed to actuate an optional crane controlFunction Kick-Out S
19、ystem (FKO), the FKO is to be activated at no more than 105% of Rated Capacity.These signals shall continue to function as long as the load, radius, and angle parameters are exceeded.4.2 Additional FunctionsWhen actual load, rated capacity, radius, boom angle or boom length are displayedas additiona
20、l functions of a Rated Capacity System the displayed function is to conform to the followingprovided that the system accuracy always conforms to 4.1.1 and 4.1.2.4.2.1 ACTUAL LOADWhen Actual Load is displayed as an additional function of a Rated Capacity System itsaccuracy shall be such that the indi
21、cated load is 100% +10% 0% of the Actual Load. 4.2.2 RADIUSWhen Radius is displayed as an additional function of a Rated Capacity System its accuracy is tobe such that the indicated radius is 100% +10% 0% of the Actual Load Radius.4.2.3 BOOM LENGTHWhen boom length is displayed as an additional funct
22、ion of a Rated Capacity System itsaccuracy is to be such that the indicated length is 100% 2% of the actual length.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAE J159 Revised OCT2002-3-4.2.4 BOOM
23、ANGLEWhen Boom Angle is displayed as an additional function of a Rated Capacity System itsaccuracy shall be as follows: For boom angles 65 degrees or higher the indicated angle is to be neithergreater than the actual boom angle nor more than 2 degrees less than the actual boom angle. For boomangles
24、less than 65 degrees the indicated angle is to be neither greater than the actual boom angle nor morethan 3 degrees less than the actual boom angle.4.2.5 RATED CAPACITYWhere rated capacity is displayed as an additional function of a Rated Capacity Systemthe capacity displayed shall be the capacity d
25、etermined from the applicable capacity chart of the crane200 lb.Where the system cannot meet the preceding accuracy criteria, conspicuous labeling or signaling isto be provided indicating that this accuracy cannot be met.5. System Mechanical Requirements5.1 Shock and VibrationThe RCI/RCL system shal
26、l be able to withstand the shock and vibration of themachine under normal operating conditions while maintaining specified accuracy.5.2 ProtectionRCI/RCL components directly exposed to the elements (installed externally on the machine) shallbe protected to a minimum level of NEMA-12 (U.S. code) or I
27、P-65 (International Protection Code - IEC 144/855420). Components that are installed within manufacturers machine enclosure shall be protected tomanufacturers specifications.5.3 Temperature EffectSpecified accuracy is to be maintained over ambient temperature variations of 30 Cto +50 C (22 F to +122
28、 F) without external adjustment.5.4 RFI/EMIThe RCI/RCL system shall be sufficiently protected against Radio Frequency Interference andElectro-Magnetic Interference under normal (design) operating conditions of the machine.5.5 Strength MarginWhen any part of the RCI/RCL system is employed in the load
29、 supporting system so thatits failure could cause the load to be dropped, its strength margin is to be not less than the minimum strengthmargin of the other load supporting members.5.6 Operation CheckThe system is to include a means for the operator or other responsible persons todetermine that it i
30、s operative prior to crane use.5.7 TestingThe system is to be performance tested by the installer initially and by the user at intervalsrecommended by the manufacturer(s), or at any time there is an indication of inaccuracy.6. General Requirements6.1 Installation and MaintenanceInstallation and main
31、tenance of the rated capacity device and maintenanceof the crane are to be in accordance with the appropriate manufacturers recommendations to attain systemaccuracy.6.2 IdentificationLabels are to be conspicuously placed on a system component(s), in the operators cab, and/or displayed on the RCI/RCL
32、 giving the following information:a. Identification of applicable load rating chart and rating conditions.b. Units of measure as applicable.c. Basic operating instructions and precautions, including recommended intervals for performancetesting.d. Device manufacturers name, address, device model numb
33、er and serial number of the RCI/RCL.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAE J159 Revised OCT2002-4-6.3 ManualManual(s) containing installation, operation, test, and service information is (
34、are) to be provided bythe manufacturer and shall be available to the operator or to other responsible persons at all times unless themanuals are supplied by the crane manufacturer.7. Performance Evaluation Tests7.1 General Testing RequirementsTest Personnel are to be familiar with the system operati
35、on and themanufacturers recommended test procedures, and to test the system for all functions.7.1.1 System tests are to be conducted using appropriately configured crane and specified load rating chart.7.1.2 For system calibration, or calibration verification, two or more test loads are to be employ
36、ed for each of thefollowing configurations to establish compliance with 4.1 and 4.2 (unless otherwise specified by the CraneManufacturer or the Rated Capacity System manufacturer):a. Maximum Boom Length and Maximum Radius (Min. Angle).b. Maximum Boom Length and Minimum Radius (Max. Angle).c. Minimum
37、 Boom Length and Maximum Radius (Min. Angle).d. Minimum Boom Length and Minimum Radius (Max. Angle) unless the test weight restricts safeoperation in this area, then the test shall be made at the minimum safe operating radius.7.1.3 For periodic calibration checks, two or more test loads are to be em
38、ployed to activate the alarms.7.1.4 TEST DATATest forms are to include, but not be limited to, the following information:a. Owner(s)b. Crane manufacturer, model, and serial number.c. Device manufacturer, model, and serial number.d. Crane configuration at time of test, method of test load application
39、, location of load sensor, radius/angle sensor, and test readings.e. A statement that the system met (did not meet) the performance criteria of 4.1 and 4.2 or thatrecalibration was necessary in order to achieve the required accuracy. The system accuracycalibration is to be part of such report.7.1.5
40、All test records are to be signed and dated. A copy of the current test record is to be available to the operatorupon request.7.2 Test ProceduresThe following test procedure or equivalent is to be used:7.2.1 KNOWN WEIGHTa. Test load to be applied by suspending known weights accurate to 1%. If the we
41、ights of additionalequipment such as blocks, slings, sensors, etc., are included in the test load, the total load is to beknown to an accuracy of 1%. Starting with the load at short radius (load within rating) lift load andincrease radius slowly until the limit signal is activated. Measure and recor
42、d radius. Two or morereadings are to be taken with each test load. Similarly, check the warning signal.b. Determine the system accuracy in accordance with 7.3.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from
43、IHS-,-SAE J159 Revised OCT2002-5-7.3 ComputationsFor each radius measured with the above test, refer to the applicable crane manufacturersload rating chart and determine the rated load. At radii between those listed on the load rating chart, rated loadshall be determined by (load chart instructions)
44、 (linear interpolation) unless otherwise specified by the cranemanufacturer.The system accuracy is to be determined from Equation 1:(Eq. 1)8. Notes8.1 Marginal IndiciaThe change bar (l) located in the left margin is for the convenience of the user in locatingareas where revisions have been made to t
45、he previous issue of the report. An (R) symbol to the left of thedocument title indicates a complete revision of the report.PREPARED BY THE SAE CRANES AND LIFTING DEVICES COMMITTEETest LoadRated Load- 100% of Rated Load=Copyright SAE International Provided by IHS under license with SAENot for Resale
46、No reproduction or networking permitted without license from IHS-,-SAE J159 Revised OCT2002RationaleThe purpose of the revised draft is three fold. The following goals were accomplished by therevisions. The following table summarizes the changes that were made and compares the results withISO 10245-
47、2.1. To harmonize as much as possible SAE J159 with ISO 10245-22. To ensure that the Rated Capacity System always allows lifting 100% of Rated Load.3. To add Rated Capacity System accuracy values.Relationship of SAE Standard to ISO StandardNot applicable.ApplicationThe purpose of this document is to
48、 establish the minimum performance and tolerance criteria ofsystems used to warn or to indicate to the operator and/or other responsible persons when the loadbeing lifted approaches, meet and exceeds the rated capacity on the applicable rated capacity chart ofthe crane.Reference SectionNEMA-12 (U.S. Code)IP-65 (International Protection Code - IEC 144/855420)Developed by the SAE Cranes and Lifting Devices CommitteeCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-
