ASTM_F_1134_-_15e1.pdf

Designation:F1134151An American National StandardStandard Specification forInsulation Resistance Monitor for Shipboard ElectricalMotors and Generators1This standard is issued under the fixed designation F1134;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1NOTEEditorial correction made throughout in August 2015.1.Scope1.1 This specification covers monitoring devices(monitors)for the automatic detection and signaling of low insulationresistance values in idle electrical motors or generators,orboth.1.2 Monitors are intended for permanent installation in bothexisting or new panels and controller enclosures designed formarine application.1.3 The values stated in SI units are to be regarded asstandard.The values given in parentheses are mathematicalconversions to inch-pound units that are provided for informa-tion only and are not considered standard.1.4 The following safety hazards caveat pertains only to thetest method described in this specification:This standard doesnot purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2.Referenced Documents2.1 UL Standard:2UL 94 Test for Flammability of Plastic Materials for Parts inDevices and Appliances2.2 IEEE Standards:3IEEE 45 Recommended Practice for Electrical Installationson ShipboardIEEE 100 Standard Dictionary of Electrical and ElectronicsTerms2.3 Government Standard:4Title 46 Code of Federal Regulations Shipping3.Terminology3.1 DefinitionsIn general,definitions shall be in accor-dance with IEEE 100(see Section 2).3.2 Definitions of Terms Specific to This Standard:3.2.1 idle machinerotary machine,when not rotating,owing to the absence of energy.3.2.2 monitordevice,generally located in a motor starter,control panel,or main switchboard,that senses the leakageresistance of electrical machine windings to ground,while themonitored machine stands idle.4.Monitor Classification4.1 TypeThe insulation resistance monitors covered bythis specification shall be of the following types:4.1.1 Type IAlternating current motor monitors.4.1.2 Type IIAlternating current generator monitors.4.1.3 Type IIIDirect current motor monitors.4.1.4 Type IVDirect current generator monitors.4.2 Duty RatingAll monitors shall be capable of continu-ous duty operations as defined in accordance with IEEE 100.5.Ordering Information5.1 Monitoring devices shall be ordered by including thefollowing information:5.1.1 Purpose or Use of Monitor(s)Application as motoror generator monitor.5.1.2 Line voltage and frequency.5.1.3 Control voltage and frequency.5.1.4 Type of starter(if motor monitor).5.1.5 Winding configuration(if motor monitor).5.1.6 Location of monitor.5.1.7 SensitivitySet for 1 megohm(optional setting,ifrequested,from 0.1 to 5 M).1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.10 onElectrical.Current edition approved May 1,2015.Published June 2015.Originallyapproved in 1988.Last previous edition approved in 2012 as F1134 12.DOI:10.1520/F1134-15E01.2Available from Underwriters Laboratories(UL),333 Pfingsten Rd.,Northbrook,IL 60062-2096,http:/.3Available from Institute of Electrical and Electronics Engineers,Inc.(IEEE),445 Hoes Ln.,P.O.Box 1331,Piscataway,NJ 08854-1331,http:/www.ieee.org.4Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.access.gpo.gov.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.1.8 Remote monitoring devices.5.1.9 Special options requested(that is,test buttons,el-evated ambient temperature usage,and so forth).6.Materials and Manufacture6.1 GeneralMaterials used in the construction of insula-tion resistance monitors are to be manufactured and tested inaccordance with IEEE 45.Materials conforming to otherrecognized standards will be subject to approval by theprocuring agency,provided they are not less effective.6.2 Flame-Retardant MaterialsEnclosure materials usedin the construction of the monitors are to be flame-retardant inaccordance with UL 94,and have a minimum flame rating of94V-1 for monitors being installed within a motor controllerenclosure,or switchgear-type enclosure,or a minimum ratingof 94-5V for monitors not installed within such an enclosure.6.3 Electrical InsulationElectrical insulation materialsused and application thereof shall be in accordance with therequirements of IEEE 45.6.4 Current Carrying TerminalsAll monitor current car-rying terminals shall be made of corrosion