ARMY MIL-T-60193-1965 TRANSFORMER POWER STEP DOWN 10525915《10525915降压变压器》.pdf

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1、MIL-.F60193 (MU) .-7 23 February 1965 SUFEBSEDING FA( FC)-PG- 28 April 1961 MILITARY SPECIFICATI ON TRANCFOFMER, POWER, STEP-DOWN: 10525915 1. SCOPE 1.1 This specification covers one type of Transformer (Type Designa- tion: TF5SXOlZZ) used for voltage regulation in the Gun Direction Computer: N8. 2.

2、 APPLICABLE WcUMEnTS 2.1 The following documents, of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein, SPECIFiCATIONS Military MIL-T- 27 MIL-F-13926 MIL-P-14232 MIL-I- 45607 MIL-C-46357 Military Transformers

3、and Inductors (Audio, Power, and High Power Pulse) General Specif- cation for Fire Control Materiel, General Specification Governing the Manufacture and Inspection of 1 Materiel : Packaging of Maintenance of ing Processes and Inspection of Parts, Equipment and Tools for Ordnance Inspection Equipment

4、, Supply and Computer, Gun Direction: M18; Manufactur- MIL-STD-105 MIL-STD-109 MIL-STD- 202 Test Methods for Electronic and Elec- Sampling Procedure and Tables for Ir- Quality Assurance Terms and Deficitions spection by Attributes trical Component Parts DRAWINGS U.S. Army Munitions Command Ci0525915

5、 Transformer, Power, Step-Down I THIS DOCUMENT CONTAINS O PAGES Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- _. MIL-T-bOL73 57 m 777770b 0076745 b m MIL-T-60193 (Ku) PACKAGING DATA SEElE MIL-P-l4232/Pl0525915 Packaging of Transformer, Power, Step

6、- (Copies of specifications, standards, drawings, and packaging data sheets, required by the suppliers in connection with specific procuremefit functions should be obtained from the procuring activity or as directed by the coz- tracting officer. ) 3 mums Down 3.1 Fabrication.- The transformer (Type

7、Designation TF5SXOUZ) shall be manufactured in accordance with Drawing Ci0525915 and drawings pertainir,g thereto. 3.1.1 fiber ulass and resin constniction and shall be potted with a self- Case and potting.- The case shall be of molded flame resistant extinguishing, semiiflexible epoxy resin compoun

8、d. 3.2 General specifications.- The transformer shall meet +,he re2Jh-e- The ments of MIL-T-27 for its particular type designation or classificatioc. transformer shall also meet the specified requirements of MIL-C-46357: Installation of hardware Securing leads Soldering Solvent vapor deg reasing Mar

9、king ink for nolipmetals Application of decals Twenty-four hour test procedure for transformers and inductors 3.2.1 Order of precedence.- Should any conflict occur betweerL the general specifications and the detailed specification the order of preceder.ce shall be as folXows: Detailed specification

10、MIL-C-46357 (c) MIL-T-27 3.3 Enviroimental service conditions. 3.3.1 Vibration,- The transformer shallbe subjected to a simple harmonic motion having an amplitude of 0.03 inch (0.06 inch total excursion). The frequency shall be varied uniformly from 10 to 55 cycles per sec0r.d (cps) and retuni to 10

11、 cycles. seconds. The motion shall be applied to the transformer for a period of 10 minutes in each direction of the 3 mutually perpendicular axes (total of 30 minutes), relative to its normal operational position. vibration, the transformer shall no be damaged or adversely affected and shall meet t

12、he requirements of 3.4. This cycle shall be traversed in 1 minute f 15 Subsequent to 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ MIL-T-bol73 57 7779706 0076746 *-“. _- - /-,- , 3 MIL-T- 60193 (MU) 3.3.2 Shock.- The transformer shall withstand

13、 3 shock impulses-in Subsequent to shock the item shall not have been each of 3 mutually perpendicular directions. The acceleration of the shock impulses shall be 5 gravity units (GIs). Pulse duration of each impulse shall be 11 % 1 milliseconds. damaged or adversely affected and shall meet the requ

14、irements of 3.4. 3.3.3 Temperatures. 3.3.3.1 Operating.- The transformer shall meet the requirements of 3.4 while exposed to temperatures of -409 and +135%. 3.3.3.2 Storage.- The transformer shall meet the requirements of 3.4 at a temperature of between 60% and 90% after having been exposed to each

15、temperature of -80% and +2209. 3.3.4 Humidity. 3.3.4.1 Operating.- The transformer shall meet the requirements of 3.4 while exposed to an atmosphere with a. relative humidity (RH) up to 97$ at a temperature of 1359. 3.3.4.2 Non-operatin .- The transformer shall meet the requirements of 3.4 after exp

16、osmhen thoroughly dried) an atmosphere with a RH of 100 percent including condensation, for a period of 4 hours, 3.3.5 Fungus resistance.- The transformer shall show no evidence of damage and shall meet the requirements of 3.4, after being inoculated with the composite spore suspension specified in

17、MIL-F-13926 and incubated at an ambient temperature of between 779 and 849 with a of 97 A 2$, 3.4 meet the performance requirements of this specification at ambient temperatures between 60 and 90%; a barometric pressure of 28 to 32 inches of mecury; and a RH up to go$. Performance,- Unless otherwise

18、 specified the transformer shdl 3.4.1 Primary.- The primary.rating shall be 120 volts, single phase, Maximum no load loss, 0.35 watts; maximum no 400 cps on terminals 1-2. load current,.CQ7 amp.D.C. resistance shall be within the limits of 575 ohms maximum, and 425 ohms mininium. 3.4.2 Secondaries.-

19、 The rating of the secondaries shall be in accordance with the following tabulation: Teminal 3-4 56 7- 8 9-10 11-12 13- 14 15-16 17 18 Volts (rms) hps Volts no load Line Co Line Max. Min. D.C. Resist. Max. Min. Working Volts (ma) 7.0 7.0 17.5 13. 19.5 14.4 21.0 15.5 22.0 16.5 23.5 17.5 25.0 18.5 26.

20、0 19.5 12 4 12 . 12. 12. 12. 12. 12. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.4.3 Insulation resistance.- The insulation resistance shall be 10,000 megohms minimum between each winding and the other windings and mom-ting insrts. 3.4.4 Dielec

21、tric strength,- The dielectric strength at sea level, between windings, electro-static shield and mounting inserts shall be as t abla5ed below: Terminal 1- 2 3-4 5- 6 7- 8 9-10 11-12 13-14 15-16 17 18 (Core grom-d) Dielectric Strength Volts. RbS 3.8.5 Induced voltage- The induced voltage shall 240 v

22、olts rms, 800 Cps, 1 phase, applied to terminals 1-2. 3.4.6 Electro-static shield.- The shielding ratio shall be 4 to 1 or greater between any two windings at a frequency of 20 Kc. 4.1 Respomibility for inspection.- Unless otherwise specified iri the contract or purchase order, the supplier is respo

23、nsible for the performance of all inspection requirements as specified herein. the supplier may utilize his own facilities or any commercial hboratory acceptable to the Government. any of the inspections set forth in the specification where such inspectiOKs are deemed necessary to assure supplies an

24、d services conform to prescribe requirements Except as otherwise specified, The Governent reserves the right to perform k.1.1 General_provisionc.- The component inspection requiremects of MIL-F-13926 form a part of the Quality Assurance Provisions of this specifi- cation. Definitions of inspection t

25、erms shall be as listed in MIL-SnC-109. 4.2 inspection provisions. 4.2.1 Submission of Product.- Unless otherwise specified herein, or by the contracting officer, inspection lot size, lot formation and presentation of lots shall be in accordance with “Submission of Product“ as specified in MIL-STD-1

26、05, 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_*- MIL-T-60193 59 W 9799906 0076748 L W MIL-T-60193 (MU) 4.2.2 Examination and tests.- Except where otherwise specified herein, components and sub-assemblies shall be inspected in accordance with

27、 the “Inspec- tion provisions for components and sub-assemblies“ and the Sampling Plan Tables contained in MIL-F-13926. Examinations and tests related to Section 3 herein shall be performed in accordance with Table I, II and III ami the test methods and procedures in 4.5. Examinations and tests for

28、packaging, packing and marking sh-all be in accordance with MIL-P-14232 and Section 5 herein. 4.2.3 Acceptance and rejection.- Rejected lots shalJ. be screened for all defective characteristics, Removal or correction of defective units and resubmittance of rejected lots shall be in accordance with “

29、Acceptance and Rejection“ as specified in MIL-STD-105. 4.2.4 Functional tests.- The requirements and tests in Table I shall be inspected on a lo basis. the standard ambient. temperature (60 Oto 90F). All examinations and tests shall be conducted at TABIE I (i00 percent inspection) Characteristics Re

30、quirement Test Procedures 101. Primary 102. Secondaries 103. Insulation resistance 104. Dielectric strength 105. Induced voltage 106. Electro-static shield 3.4.1 4.5.2.1 3.4.2 4.5.2.2 3.4.3 4.5.2.3 3.4.4 4.5.2.4 3.4.5 4.5.2.5 3.4.6 4.2.2.6 4.3 standard sampling. 4.3.1 General.- One unit shall be sel

31、ected at random by a Government representative as a standard sample from each 100 produced. meet the requirements and tests in Table II. The sample shall TABLE II Characteristig Requirement Test Prodedures 301. Fabrication 3.1 302. General specifications 3.2 Applicable drawings-visual MIL3-27 8r.d X

32、IL-C-46357 4.3.2 Environmental.- Thre units shall be selected at random by a Government representative as a standard sample from each 50 produced or from each months production, whichever occurs first. requirements and tests in Table I acid shall then meet the requirements and tests in Table III. Th

33、e samples shall have met the 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-60173 59 9 7999706 0076749 3 W MIL-T-60193 (MU) TABZ;F: III Characteristic 8 Requirement 303. Vibration 3.301 304. Shock 3.3.2 305, Humidity-Operating 3.3.4.1, 3.4 3

34、06, Humidity-Non- operating 3.3.4.2 307. Operating temperature 3.3.-3.1, 3.4 308. Storwe temperature 3.3.3.2 Test Procedures 4.5.1.1 4.5.1.2 4,5.1.3.2, 4.5.2 4.5.L.3.1 4.5.1.4, 4.5.2 4.5 4.1 4,3.3 Failure of sample.; Should any one item of a standard sampling fail to meet the specified test requirem

35、ents, acceptance of the represented production lot will be suspended by the Government until necessary correc- tions bave been made by the contractor andthe resubmitted samples have been approved (See 4.2.3). contract, the contractor shall supply equipment in accordance with the applicable requireme

36、nts of m-1-45607. to use the test equipment for its own independent inspections to the extent that such use will not unduly interfere with the contractors delivery schedule. 4.4 Inspection equipment.- Except as otherwise provided for by the The Government reserves the right 4.4,i Contractor design.-

37、 The contractor shall provide inspection equip- ment carnpatible with the “Test Methods and Procedures“ specified in 4.5 and yith the “Component Inspection“ and “test facilities requirements of MIL-I?-13926. Since tolerance of test equipment is normally considered to be within 16 of the product tole

38、rance for which it is intended, this inherent.error in the test equipent design must be considered as part of the prescribed product tolerame limit. Thus, concept, construction, materials, dimensions and tolerances used in the design of test equipment shall be so selected and controlled as to insure

39、 that the test equipment will reliably indicate acceptability of a pro- duct which does not exceed 96 of the prescribed tolerance limit, and permit positive rejection when non-conforming. Construction shall be such as to facilitate routine calibration of test equipment. k.4.i.i Test equipment.- In c

40、onjunction with 4.4.1, the following test equipent shall be utilized in the performance of the applicable tests as specified in 4.5: tegi Nqmber 1 2. 3. Description Vacumn tube ac rms voltmeters, accuracy ? 1 percent. of full scale AC rms ammeters, accuracy f 1 percent of full scale. AC voltmeters d

41、ynamometer type, accuracy * it2 percent of full scale. 6 h - -7 f Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-T-60193 59 9 9997906 0076750 T W MiL.-T-60193 (MU) Item Number Description 4 AC wattmeters, dynamometer type, f 20 percent power fa

42、ctor, accuracy f 2 percent of full scale. 5 Kelvin type resistance bridge. 6 Wheatstone type resistance bridge. 7 8 9 10 Oscilloscope, dual trace (two channel or switched) : low frequency. Megohmmeter, accuracy f 10 percent at 10,000 megohms. Dielectric strength (hi-pot) tester to operate at 60 cps,

43、 see paragraph 4.5.2.4. Variable frequency generator, accuracy 5 5 percent 4.5 Test methods and procedures. 4.5.1 Environmental. 4.5.1.1 Vibration.- The vibration test shall be made on a device with means provided for measuring and contiolling the direction of vibration and adjusting the amplitudes

44、and frequencies to keep them within the specified limits of 3.3.1. The measuring instruments of the testing device shall be capable of measuring the vibration-amplitude within plus or minus 5 percent, and capable of measuring the frequency within plus or minus 2 percect. test shall be performed in a

45、ccordance with the requirements specified in 3.3.1 with the unit rigidly mounted in its normal operating position. to the vibration test, the unit shall show no damage or defect resulting from the test when examined by visual and tactile means. inspected as specified in 4.5.1.2 prior to determining

46、compliance with require- ments specified under 3.4. The Subsequerxt The unit shall then be 4.5.1.2 Shock.- This test shall be conducted in accordance with the condi- tions of 3.3.2 and Procedure II of the shock test defined in MIL-F-13926 except that inpact shocks shall not exceed 5Gs. for physical

47、damage or defects in compliance with 3.3.2. The unit shall then be inspected as specified in 4.5.1.3 prior to determining compliance with the requirements of 3.4 as required by 3.3.2. The unit shall be subsequently inspected 4.5.1.3 Humidity. 4.5.1.3.1 Non-operating.- This test shall be conducted in

48、 accordance with the conditions in 3.3.4.2 and the humidity test defined in Procedure 1 of MIL-F-13926 except that the 4-1/2 hour period shall be reduced to 2 hours, the 6 hour period reduced to 2 hours, and the total test period shall not exceed 5.5 hours per cycle. to the test in 4.5,1.3.2 prior t

49、o meeting the specified requirements of 3.4 The unit shall then be thoroughly dried and then subjected as required by 3.3.4.2. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-60193 57 m 9999906 0076753 I m _ MIL-T-60193 (MU) 4.5.1.3.2 p eratin%.- This test shall be conducted in accordance with the conditions in 3.3.4.1 and the humidity test de