1、0-.= IINCH-POUNDjFIIL-G-3126D(SH)25 Jan arv 1990uSUPERSEDINGtiIL-C-312fJC(SHIPS)14 October 1955(See 6.12)141LITARY SPECIFICATIONCENSRATOR , ALTERNATING CURRENT, 60-HERTZ(NAVAL SHIPBOARD USE)This specification is approved for use by the Naval SeaDepartment of the Navy, and is available for use by all
2、Agencie9 of the Department of Defen9a.SysternsCommand,Departments and1. SCOPEround rotor1.1 m. l%is specification covers salient pole and(cylindrical), continuous duty, 60 hertz (Hz), constant epeed, single- and three-phase generators, up to 8000 kilowatts (kW).2. APPLIcABLE DOGUMSNTS2.1 Government
3、doc wne.The following specifi-document to the extent2.1.1 scandards. andcations, standards, and handbooks form a part of thisspecified herein. Unless otherwise specified, the issues of these documents arethose listed in the issue of the Department of Defense Index of Specifications andStsndards (EKI
4、DISS)and supplement thereto, cited in the solicitation (see 6.2).SPECIFICATIONSFEDEMLJ-W-1177J-W-1177/20J-V-1177/22Wire, Fk+gnet,Electrical, General Specification.Wire, t4agnet,Electrical, Class 155, Type DgV,Polyester-Class -Fiber-Covered, Round.Wire, Magnet, Electrical, Class 155, Type CV,Glaaa-Fi
5、ber-Covered, Rectangular.Beneficial comments (recommendations, additions, deletions) and any pertinentdata which may be of use in improving this document should be addressed to:Commander, Naval Sea SyBternsCommand, SEX 5523, Department of the Navy,Washington, DC 20362-5101 by using the self-addresse
6、d Standardization DocumentImprovement Proposal (DD Form 1426) appearing at the and of this document orby letter.MEG N/A FSC 6115. Approved for public release: distribution is unlimited.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-3124D(SH)FE
7、DERAL (Continued)FF-B-171FF-B-185FF-B-187GG-T-321QQ-A-250QQ-A-250/lQQ-A-601QQ-S-365QQ-T-390PPP-F-320MILITARYMIL-M-14MIL-S-901MIL-E-917MIL-P-997MIL-C-1213MIL-S-1222MIL-E-2036HIL-R-2729MIL-G-3087MIL-C-5015MIL-P-15024MIL-P-15024/5 -MIL-P-15037 -MIL-S-15083 -MIL-T-15377 -MS16142Bearings , Ball, Annular
8、(General Purpose) .Bearings, Roller, Cylindrical; and Bearings,Roller, Self-Aligning.Bearing, Roller, Tapered.Thermometers , Self-Indicating, Liquid-in-Glass forMachinery and Piping Systerns.Aluminum and Aluminum Alloy Plate and Sheet:General Specification for.Aluminum 1100, Plate and Sheet.Aluminum
9、 Alloy Sand Castings.Silver Plating, Electrodeposited: GeneralRequirements for.Tin Alloy Ingots and Castings and Lead Alloy Ingotsand Castings (Antifriction Metal) for BearingApplications.Fiberboard; Corrugated and Solid, Sheet Stock(Container Grade) , and Cut Shapes.Molding Plastics and Molded Plas
10、tic Parts,Thermosetting.Shock Tests, H.1. (High-Impact) ; ShipboardMachinery, Equipment and Systems, Requirementsfor.Electric Power Equipment, Basic Requirements (NavalShipboard Use) .Plastic Material, Laminated, l%ermosetting,Electrical Insulation: Sheets, Glass Cloth,Silicone Resin.Cups, Grease.St
11、uds, Bolts, Hex Cap Screws, Socket Head CapScrews and Nuts.Enclosures for Electric and Electronic Equipment.Regulator Sets, Voltage, A.C. Generator, NavalShipboard Use.Generator Sets, Steam Turbine (Direct andAlternating Current) Naval Shipboard Use.Connectors , Electrical, Circular Threaded, AN Typ
12、e,General Specification for.Plates, Tags and Bands for Identification ofEquipment.Plates, Identification.Plastic Sheet, Laminated, l%ermosetting, Glass-Cloth, Melamine-Resin.Steel Castings.Temperature Monitor Equipment Naval Shipboard.Boss, Gasket Seal Straight Thread Tube Fitting,Standard Dimension
13、s for.2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.9MILITARY (Continued)MIL-E-16298 -FIIL-T-16366 -flIL-O-16485 -MIL-L-17331 -liIL-E-17555 -HS17828HS17829MIL-L-19140 -tiIL-c-19836 -IiIL-C-21296 -IIIL-C-2141O -UIL-G-22077 -)41L-H-22663 -MIL-I-240
14、92 -MIL-I-26137 -HIL-T-24388 -tilL-T-2ndbracketsyebolts, liftinganslanges (stator)kames:rease cups)il seals(a) Sleeveand pipesbearings(b) Ball bearings?unchings, armatureand fieldLimitationfillsizesWhere usedAll sizesWhere usedAll sizesWhere usedAll sizesAll sizesAll sizesMaterialSteelMalleableironS
15、teel orbronzeSteelMalleableironAluminumSteel NodularironSteelSteelSteel Steel SteelMetal(copper,aluminum,aluminumbronze orbrass)Steel ormalleableironSteelRemarksSTM A 47, grade35018S374A 47, grade35018, QQ-A-601, orQQ-A-250 andQQ-A-250/lIL-I-24137STM A 441onaging, lowhysteresis.,See footnotes at end
16、 of table.6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-teno121314151617181920tiIL-C-3124D(SH)TA8u 1. - COntinued.Iternesistance temper-ature sensing,elements (RTEs):ollerbearingshaft leeve bearingspacera and COI1aeparatorapidersaminnted sheet cop
17、stickserminal boxes andterminal box coversamish, insulatingLimitation:1) Sleevebearings300 kWand large2) Statorwindingsand cool-ing at 50(kV andlargerIhereused,11eizeshere used,11sizes11 sizes11 aizea11 sizesMaterial:teelIabbittIaaticteellaaticteelalleableironRemarksIL-T-2h388 and141L-T-24388/8F-B-1
18、85 or FF-B-187m approved by NAVSWIQ-T-390IL-P-997, type GSC,MIL-P-15037 , typeCM, or liIL-li-14,a75ineral-filledabricated, castforged, laminatedIIL-I-15037, type CS(or ClIS,141L-P-997,tlIL-H-lfbSTU A 67. grade35018olventleaa vamishe:IL-I-24092 - solventtype, claas B, F .srxH insulation49See footnote
19、s at end of table.7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-3124D(SH)TABLE 1. Material requirements - Continued.itemno. Item Limitation Material Remarks21 Wedges All types Steel MIL-P-15037, type GMGBrass or MIL-P-997, typePlastic GSGAlu
20、minum 22 Wire, electric All sizes and Copper and J-W-1177 andtypes insulation J-W-1177/20. Nohalf size wireallowed.23 Wire, electric, round Round wire Copper, J-W-1177, J-W-1177/20,and rectangular J-W-1177/20 glass and J-W-1177/22.B2Dg2V type covered Alternate insulationis standard- only requires NA
21、VSEAized approvalJ-W-1177/22forrectangular Unless otherwise specified herein, steel parts shall be cast, fabricated,wrought, or forged. Cast steel shall be in accordance with class B ofMIL-S-15083, or equivalent, except that radiographic and magnetic particleinspection shall not be required.2/ For c
22、ylindrical rotor material requirements, see 3.3.27.3.2.2 Electrical insulation. Insulation systems shall be class B, F, H, orR as specified (see 6.2)3.2.3 Non-structural oarts. Non-structural parts, such as covers, terminalboxes, housings, ducts, and similar parts may be of aluminum or aluminum allo
23、y.Any threaded sections in aluminum or aluminum alloy shall be reinforced with steelbushings such as helical inserts.,3.2.4 Recovered materials. Unless otherwise specified herein, allequipment, material, and articles incorporated in the products covered by thisspecification shall be new and may be f
24、abricated using materials produced fromrecovered materials to the maximum extent practicable without jeopardizing the a71intended use. The term “recovered materials” means materials which have beencollected or recovered from solid waste and reprocessed to become a source of rawmaterials, as opposed
25、to virgin raw material . None of the above shall beinterpreted to mean that the use of used or rebuilt products is allowed under thisspecification unless otherwise specifically specified.3.3 Construction. The construction requirements specified herein (see 6.3)shall be in accordance with MIL-E-917.
26、a718Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-t41L-C-3124D(SH)(3= accordance with hull a75ounted items, grade A, clase I, type A of MIL-S-901. Thegenerator shall meat tha performance requirements of this specification whensubjected to che magni
27、tude of chock epecified for static and dynamic analyses, orthat encountered during the shock test, as applicable (aae 4.7.19).3.6.17.1 %ock test versus atti and dnamic aQ.se: . Safety design features, including fail-safeshall be incorporated into the design to prevent damage to equipment andto ensur
28、e optimal personnel protection during repair or interchanging of anycomponent or assembly (see 6.3).3-6 . The identification plates shall be attached tothe part of the generator which is not ordinarily renewed during its normalservice life, and shall be located in an accessible position which can be
29、 read atall times without danger to personnel. The plates shall conform co type C or D ofMIL-P- 15024 and flIL-P-15024/5, and shall be installed on and furnished as a partof the generator for which it is intended. we A identification plates inaccordance with flIL-P-15026 and 141L-P-15024/5, and cons
30、tructed of corrosion-resisting steel, nickel-copper alloy, or sheet brass may be used, except where oneplate dimension exceeds 5 inches or where a75ore than one plate dimension exceede 3inches.3.6.1 . The main identification plates fox generators shall include the following data:(a) 14anufacturara n
31、ame, identification symbols, aerial number,Government drawing number of asaembly, and year of a75anufacture.,:(b) Salient design characteristics: type, kilowatt, capacity, voltage,current, kilovoltcmpere, fraquency, number of phaaea, powerfactor, revolution per a75inute, overload rating, and permiss
32、ibletemperature rise (unless classified) .(c) Contract number.(d) Natioml stock number.(e) Section for DWS stamp.27Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-3124D(SH)3.6.2 Permanent marking. Permanent marking shall be as specified in 3.6.
33、2.1and 3.6.2.2.3.6.2.1 Mamet frame. The contractors serial number shall be stamped onthe housing which supports the stator laminations.3.6.2.2 Rotors. Markinga on rotors shall identify the manufacturer, style,and type of generator. The serial number of the rotor shall be stamped on theshaft at the e
34、nd opposite to the prime mover.3.7 Interchangeability. In no case shall parts be physically interchange-able or reversible unleaa such parts are also interchangeable or reversible withregard to function, performance and strength.3.8 Workmansh. Workmanship shall be in accordance with requirement 9 of
35、MIL-STD-454.4. QUALITY ASSURANCE PROVISIONS4.1 ResDonsibilitv for insnectioq. Unless othervise specified in thecontract or purchase order, the contractor is responsible for the performance ofall inspection requirements (examinations and tests) as specified herein. Exceptas otherwise specified in the
36、 contract or purchase order, the contractor may usehis own or any other facilities suitable for the performance of the inspectionrequirements specified herein, unless disapproved by the Government. TheGovernment reserves the right to perform any of the inspections set forth in thisspecification wher
37、e such inspections are deemed necessary to ensure supplies andservices conform to prescribed requirements.4.1.1 esuonsibilitv for compliance. All items shall meet all requirementsof sections 3 and 5. The inspection set forth in this specification shall becomea part of the contractors overall inspect
38、ion system or quality program (see 6.3).The absence of any inspection requirements in the specification shall not relievethe contractor of the responsibility of ensuring that all products or suppliessubmitted to the Government for acceptance comply with all requirements of thecontract. Sampling insp
39、ection, as part of the manufacturing operations, is anacceptable practice to ascertain conformance to requirements , however, this doesnot authorize submission of known defective material, either indicated or actual,nor does it commit the Government to accept defective material.L.2 Classification of
40、 insuections. The inspection requirements specifiedherein are classified as follows:(a) First article inspection (see 4.4).(b) Quality conformance inspection (see 4.5) .4.3 sp”ection conditions. Unless otherwise specified, all measurementsshall be made within the following ambient conditions:28Provi
41、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IfIL-c-312fJD(sH)0.o-=,.,(a) Temperature: 15 to 35”C.(b) Atmospheric pressure: S50 to 800 a75illimeters of a75ercury.(c) Relative humidity: 20 co 80 percent. . The first generator of a design, type. andsize
42、offered for delivery shall be subjected to the examination and testsspecified in table IV (see 6.3).TASLE IV. icle and aualitv cOnrm ante insuectiou.TestTest Requirement methodSsaminscion !3.2, 3.3,3.7 and3.8Electrical insulation 3.4.27Air-gap measurementsResistance %Airborne and 3.4.3structureborne
43、 noiseVibration 3.4.21Dynamic balance 3.4.22No-load, rated-voltage usaturation dataLubrication 3.6.31Overspeed 3.4.25Insulation resistance 3.fb.30Dielectric 3.4.23Effectiveness of 3.3.4enclosureHeating and overload 3.6.12,tests 3.b.13Insulation resistance 3.4.30(hot)Automst ic voltageregulatorShock
44、restsFor three-phasegeneracors only:Voltage and currentbalanceThree-phase andsingle-phase shortcircuit3.4.15.23.4.173.4.63.4.5tI.64.7.16.7.26.7.34.7.44.7.54.7.66.7.74.7.84.7.94.7.10&.7.11&.7.124.7.134.7.144.7.18fb.7.196.7.206.7.21FirstarticleLnspectiorxxxxxxxxxxxxxxxxxxxQualityconformanceinspectionx
45、xxxxxxxxxxx. . .-.-. . . . .:Coup Ixxxxxxxxxxxx-xx-X-See footnotes st end of teble.29Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-3124D(SH)TABLE IV. First article and aualitv conformance insuectioq - ContinuedQualityconformanceFirst inspecti
46、onTest articleTest Requirement method inspection Group A Group BOpen-circuit &.7.22 x - -saturationSynchronous impedance y 4.7.23 x - -Transient and 3.4.26 6.7.24 x - -subtransientreactance Phase unbalance 3.4.7.1 6.7.25 x - -Phase unbalance 3.4.7.1 4.7.26 x .-. -heating test Negative-sequence 3.4.7
47、.2 4.7.27 x - -impedanceVoltage dip 3.4.28 4.7.28 x - .determinantionEMI 3.4.24 4.7.29 x .-. -Short-circuit y 4.7.30 x - -characteristic dataMaintainability 3.4.2 4.8 x - .IJaveshape 3.4.16 fb.7.15 x - - Only to be performed on the first generator of a given design. Data is taken from the three-phas
48、e short circuit test. Observe/record - no specified requirement.4.5 gual i ty conformance insuection. Quality conformance inspection shallconsist of the group A and group B tests specified in table IV (see 6.3)4.5.1 Samulinu for ErouD A tests. Each generator shall be subjected togroup A tests specif
49、ied in table IV. Nonconforming generators shall beindividually rejected.-4.5.2 Samuline for erouu B tests. Generators shall be selected inaccordance with table V and subjected to the group B tests of table IV. TheGoverrunent inspector may at his discretion require these tests to be made onadditional generators if the group A tests show
