AIR FORCE MIL-DTL-6162 C-2000 GENERATORS AND STARTER-GENERATORS ELECTRICAL DIRECT CURRENT NOMINAL 30 VOLTS AIRCRAFT GENERAL SPECIFICATION FOR [Use In Lieu Of AIR FORCE MIL-G-006162.pdf

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1、I INCH-POUND I 05 April 2000 SUPERSEDING 15 February 1972 MIL-DTL-6162C MIL-G-6 162B DETAIL SPECIFICATION GENERATORS AND STARTER-GENERATORS, ELECTRICAL DIRECT CURRENT, NOMINAL 3 O VOLTS, AIRCRAFT GENERAL SPECIFICATION FOR This specification is approved for use by all Departments and Agencies of the

2、Department of Defense. 1. SCOPE 1.1 This specification covers the general requirements for aircraft generators and starter-generators for use in 28-volt (V) direct current (DC) systems. As generators, both type machines are engine driven. The starter- generators, however, also function as engine sta

3、rters when energized by electric power. 1.2 Classification. The generators and starter-generators will be of the following type and class as specified: TYPE Type 1 Type II Type III Type IV CLASS Class A Class B Class C STYLE DESCRIPTION Blast Cooled Cooled by externally forced air for all rated oper

4、ating conditions Self Cooled Cooled by internal means and will require no externally forced air for rated operating conditions Combination Cooled Utilizes a combination of both Type I and Type II cooling methods to meet overall performance requirements. Type III machines will be capable of operating

5、 self-cooled at rated load and speeds under Class A sea level conditions Liquid Cooled Meet overall performance requirements under the cooling conditions as defined in the associated specification sheet DESCRIPTION Machines designed to operate within the temperature-altitude range of Figure 1. Machi

6、nes designed to operate within the temperature-altitude range of Figure 2. Machines designed to operate within the temperature-altitude range of Figure 3. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addre

7、ssed to: WR-ALCTILCC, 420 Second Street Suite 100, Robins AFB, GA 3 1098-1640 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 6115 Provided by IHSNot for ResaleNo reproduction or networking permitted without l

8、icense from IHS-,-,-MIL-DTL-6162C 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as e

9、xamples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements documents cited in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, st

10、andards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index for Specifications and Standards (DOD

11、ISS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FEDERAL QQ-P-4 16 Plating, Cadmium (Electrodeposited) DEPARTMENT OF DEFENSE MIL-S-5002 MIL-C-5541 MIL-A-8625 MIL-S-8879 MIL-PRF-23 699 MIL-R-2376 1 MIL-DTL-25027 MIL-PRF-8 1322 Surface Treatments and Inorganic Coatings

12、for Metal Surfaces of Weapon Systems Chemical Conversion Coatings on Aluminum and Aluminum Alloys Anodic Coatings for Aluminum and Aluminum Alloys Screw Threads, Controlled Radius Root with Increased Minor Diameter, General Specification for Lubricating Oil, Aircraft Turbine Engine, Synthetic Base,

13、NATO Code Number 0-156 Regulator, Voltage, and Control Panels Aircraft, Direct Current Generator, General Specification for Nut, Self-Locking, 250“ F, 450“ F, and 800“ F Grease, Aircraft, General Purpose, Wide Temperature Range STANDARDS FEDERAL FED-STD-595 Colors Used in Government Procurement DEPA

14、RTMENT OF DEFENSE MIL-STD- 1 O0 MIL-STD-130 MIL-STD-46 1 MIL-STD-704 MIL-STD-810 MIL- STD- 8 89 MIL- STD-973 MIL-STD-2 175 NASMS33540 Engineering Drawings Identification Marking of US. Military Property Requirements for the Control of Electromagnetic Interference Characteristics, of Subsystems and E

15、quipment Aircraft Electric Power Characteristics Environmental Engineering Considerations and Laboratory Tests Dissimilar Metals Configuration Management Castings, Classification and Inspection of Safety Wiring and Cotter Pinning 2 Provided by IHSNot for ResaleNo reproduction or networking permitted

16、 without license from IHS-,-,-MIL-DTL-6162C HANDBOOKS DEPARTMENT OF DEFENSE MIL-HDBK-454 MIL-HDBK-78 1 Reliability Test Methods, Plans, and Environments for Engineering, General Guidelines for Electronic Equipment Development Qualification, and Production, Handbook for (Unless otherwise indicated, c

17、opies of the above specifications, standards, and handbooks are available from the Defense Automated Printing Service (DAPS), 700 Robbins Ave, Building 4D, Philadelphia, PA 191 11-5094, phone (2 15) 697-2 197 or DSN 442-5 164.) 2.3 Non-Government publications. The following document forms a part of

18、this document to the extent specified herein. Unless otherwise specified, the issues of the documents, which are DOD adopted, are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the docu

19、ments cited in the solicitation (see 6.2). SOCIETY OF AUTOMOTIVE ENGINEERS SAE AS-1933 SAE AMS-M-3 171 Hose Containing AGE-Sensitive Elastomeric Material, Age Controls for Magnesium Alloy, Processes for Pretreatment and Prevention of Corrosion on (Applications for copies may be addressed to the Soci

20、ety of Automotive Engineers, 400 Commonwealth Drive, Warrendale, PA 15096-0001, phone (412) 776-4841 or FAX: (412) 776-4026) 2.4 Order of Precedence. In the event of a conflict between the text of this document and the references cited herein (except for related associated specifications, specificat

21、ion sheets, or MS standards), the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Specification sheets. The individual item requirements shall be as specified here

22、in and in accordance with the applicable specification sheet. In the event of any conflict between the requirements of this specification and the specification sheet, the latter shall govern. 3.2 Qualification. Generators or starter-generators furnished under this specification shall be products tha

23、t are authorized by the qualifying activity for listing on the applicable qualified products list (QPL) before contract award (see 4.2 and 6.3). 3.3 Selection of specifications, standards, and materials. Specifications and standards for all materials, parts, and Government certification and approval

24、 of processes and equipment which are not specifically designated herein and which are necessary for the execution of this specification shall be selected in accordance with current industry practices, except as provided in paragraph 3.4.1. 3.3.1 Standard parts. Military Standard parts shall be used

25、 wherever they are suitable for the purpose, and shall be identified on the specification sheets or other applicable documents by their military part number (see 4.6.1). Any standard part, of the same part number, shall be interchangeable as applied within the machine. Commercial utility parts such

26、as screws, bolts, nuts, cotter pins, etc., may be used provided they possess suitable properties and are replaceable by the standard parts (MS and AN) without alteration and provided the Corresponding standard part numbers are referenced in the parts list and on the contractors specification sheets.

27、 In the event there is no suitable corresponding standard part in effect on date of invitation for bids, commercial parts may be used provided they conform to all requirements of this specification. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M

28、IL-DTL-6162C 3.3.2 Materials. Materials used in the manufacture of the machine shall be of high quality, suitable for the purpose, and shall conform to applicable Government specifications. Materials conforming to contractors specifications may be used provided the specifications are approved by the

29、 qualifying Government activity and contain provisions for adequate tests. The use of the contractors specifications does not constitute waiver of Government inspection. 3.3.2.1 Metals. To the maximum extent practicable, metals shall be of a corrosion-resistant type or suitably treated to resist cor

30、rosion due to aircraft fluids, salt spray, or atmospheric conditions as may be encountered in storage and normal service. 3.3.2.1.1 Dissimilar metals. Dissimilar metals, as defiied by MIL-STD-889, shall not be used in contact with each other. Where such contact is unavoidable, the metals shall be pr

31、otected against electrolytic corrosion. When protection is used, it shall be of such a type that a low impedance path is offered to radio frequency currents. 3.3.2.1.2 Mamesium alloy parts. The use of magnesium is prohibited unless specifically approved for each application by the using service. Whe

32、re approved, magnesium alloy parts shall be surface treated for protection against corrosion in accordance with SAE-AMS-M-3 17 1. 3.3.2.1.3 Castings. Castings shall be in accordance with MIL-STD-2175, and shall be so indicated on the applicable specification sheets. 3.3.2.2 Nonmetals. Nonmetals when

33、 used, including plastics, fabrics, and protective finishes, shall be moisture resistant, and shall not support fungus growth, or shall be treated with a fungicidal agent acceptable to the procuring agency. The nonmetals shall not support combustion, and shall not be adversely affected by weather, a

34、ircraft fluids, temperatures, and ambient conditions encountered during operation of the aircraft. Nonmetals may be treated to conform to this requirement. 3.3.2.3 Finishes and protective coatings. 3.3.2.3.1 Cleaning, treating, and painting. Unless otherwise specified herein, metal parts shall be cl

35、eaned, treated, and painted in accordance with current industry practices. However, when plating is specified, the cleaning of the metal shall conform to MILS5002 or current industry practices. Alternate methods satisfactory to the procuring agency may be utilized. 3.3.2.3.2 Cadmium plating (steel p

36、arts). With the exception of the parts listed below, all exterior steel parts and other steel parts subject to corrosion and not in constant contact with oil, shall be cadmium plated in accordance with QQ-P-416, Type II or III and Class 2, as applicable. In cases where cadmium plating is considered

37、impractical or undesirable, an equivalent treatment, which is acceptable to the procuring agency, shall be provided. EXCEPTIONS a. Corrosion-resistant steel parts. b. c. Magnet frame. d. Steel end-bells, brush-cover band. e. Quill shaft. f. Mounting face. g. QAD mating “V“ sections. Members or porti

38、ons of members which act as bearing surfaces or journals. 3.3.2.3.3 Anodic film for aluminum and aluminum parts. Aluminum and aluminum alloy parts shall be covered by an anodic film conforming to MIL-A-8625. The aluminum oxide film deposited by the treatment shall be removed from actual contact area

39、 of all surfaces required to act as a path for electric current and from local areas under screws, nuts, or other hardware used for assembly or mounting purposes, to provide an adequate bonding connection. Aluminum alloys, which do not anodize satisfactorily shall be coated with a chemical coat conf

40、orming to MIL-C-5541. Where the primary purpose of the treatment is to afford a suitable paint base, chemical treatment 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-6162C in accordance with MIL-C-5541 may be used in lieu of anodizing. Ca

41、stings containing non-aluminum alloy integral inserts may be treated with chemical films in accordance with MIL-C-5541 in lieu of anodizing. When abrasion resistance is a factor, chemical films in accordance with MIL-C-5541 shall not be used in lieu of anodizing. 3.3.3 wr. With the exception of the

42、surfaces listed below, all exposed surfaces shall be fiiished in a color conforming to FED-STD-595, color No. 17875. As an alternate, the machine fiiish may be an aluminum or stainless steel color. The fiiishes shall be unaffected by the environmental or performance tests specified. EXCEPTIONS a. b.

43、 Cable. c. Working surface. d. Threads. e. Oil holes. f. g. Corrosion-resistant steel, copper, or bronze parts. Cadmium or zinc plated parts. Those parts on which the application of paint has been demonstrated to the satisfaction of the procuring activity to be impractical or unnecessary. 3.3.4 Lubr

44、icants. Unless otherwise specified, bearing lubricant shall conform to MIL-G-8 1322. Silicon base grease shall not be used. 3.3.5 Varnishes and insulation. Silicone varnishes or insulation shall not be utilized. 3.3.6 Encapsulation. Encapsulation and embedment (potting) shall be in accordance with c

45、urrent industry practices (reference MIL-HDBK-454, requirement 47), except that silicone compounds shall not be used. 3.3.7 Age control. Age control of all synthetic rubber parts except for fluorocarbon material shall be in accordance with SAE AS-1933. 3.4 Design and construction. The machine design

46、 shall be consistent with good aircraft accessory practice and conform to the associated specification sheet. Unless otherwise specified by the associated specification sheet, the machine shall be designed to operate with voltage regulators conforming to MIL-R-23761 or current industry practices. 3.

47、4.1 Reliability. High equipment reliability is a primary objective. Trouble-free operation during a definite specifiable period after initial installation and after overhaul is mandatory. In order to provide the required reliability, the machine shall be fabricated and constructed to provide a speci

48、fied minimum mean time between failure (MTBF) in accordance with current industry practices (reference MIL-HDBK-78 i), of 2000 starting cycles and 1500 hours of Class A or 1250 hours of Class B or C generator operation. If not used as a starter, the machine shall have a specified MTBF of 2000 hours

49、of Class A or 1650 hours of Class B or C generator operation, as applicable, all based on a 90 percent confidence level. Failure is defiied as any malfunction which results in performance diminished from specification requirements no matter what the cause, undue careless handling or test equipment malfunction excepted. For brush type machines, the above figures are predicated on one (1) change of brushes (see 3.3). 3.4.2 Simplification. Simplicity of design resulting from the use of the same part for as man