1、UIL-P-82448A 13 m 7777906 043385b 4 m - 5 ,- MILITARY SPECIFICATION POWER UNIT TEST SET (For Torpedo Mk 46 Mod 1) MIL-P-82448A (OS) 29 April 1969 Supersedes - 1L-82448( OS) io MELY 1966 This specification has been approved by the Naval Ordnance Systems Command, Department of the Navy 1. SCOPE 1.1 Sc
2、ope. This specification covers the requirements for the procure- ment of one type of power unit test set (see 6.1.2). 2, APPLICABIX DOCUMENTS 2.1 The following documents of the issue in effect on date of invita- tion for bids or request for proposals form a part of this specification to the extent s
3、pecified herein. DRAWZNGS NAVAL OFDNANCE SYSTEMS COMMAND DL 2539015 Power Unit and all documents, listed thereon DL 254-0730 Power Unit Test Set, and all documents listed thereon PUBLICATIONS NAVAL OFDNANCE SYSTEMS COMMAND WD 28933 Special Manufacturing Procedure for Calibration of Power Unit Test S
4、et, DL 2540730 (Copies of drawings and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity as directed by the contracting officer.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro
5、m IHS-,-,- MIL-P-824q8A 13 B 7777706 0433857 b-rn - MIL-P-82448A( OS) 3.1 Basic requirements 3.1.1 Contractor-furnished data. No data is required by this specifi- cation or by applicable documents referenced in Section 2, unless speci- fied in the- contract or order (see 6.2). 3.1.2 Materials and tr
6、eatments of materials and parts. Unless other- wise specified in the contract or order, all materials and treatments of materials and parts used in the manufacture of the power unit test set shall be in accordance with the requirements specified herein and with the applicable documents listed in DL
7、2540730. 3.1.3 Requests for deviation. Each request that a deviation be author- ized shall have been submitted to the Procuring Activity, and the deviation shall have been authorized by the Naval Ordnance Systems Command or by a Naval Activity delegated such authority, prior to the production of the
8、 affected item, or prior to the performance of a particular operation on the item. ation. The request shall define the suggested deviation in sufficient detail to permit the Procuring Activiijty to evaluate its effect on per- formance and reliability, and the reasons for the suggested deviation shal
9、l be stated. Each request that a deviation be authorized, and the authorization, shall state specifically the extent of the departure, the identifying number of the item, the contractor (or bidder), and tk con- tract number. A deviation is essentially temporary in character, and usually represents a
10、 departure limited to a specific period, to a specific number of Items or to the contract to which it applies. an equitable reduction in contract price if a decrease in the cost of per- formance results therefrom. The deviation shall apply only to this specific item or oper- It may require 3.2 Perfo
11、rmance and product characteristics 3.2.1 Input power. The power unTt test set (hereafter referred to as test set) shall provide means for switching power on and off to the test set and to the power unit being tested, Indicator lamps shall be provided to ascertain that power is being applied. Maximum
12、 and minimum load con- ditions shall be provided for the power unit, a panel meter and test points shall be provided for measuring voltage levels. The input power require- ments of the test set shall be as specified in Table I, I t 2 Provided by IHSNot for ResaleNo reproduction or networking permitt
13、ed without license from IHS-,-,- I MIL-P-82448A 13 9999906 0361143 1 m J Voltage 115 210 Volts alternating current (v ac) Table I Current i5 amperes maximum (R.mPS -1 3.2.2 Test set outputs. The test set shall provide two voltage ad- -dustable outputs one of E TIME/CM controls so 4.5.3 a 3.9 Using H
14、ORIZONTAL POSITION control, position negative-going axis crossing to center of graticule. difference in the zero axis crossing points shall be 3.0 to 4.0 centi- meters . Turn on 5 X magnifier. The Record. phase shift value. 4.5.3.3.10 Disconnect oscilloscope, ac current probe and 4.8 kc oscil- lator
15、 from test set. 4 5.3.4 Actuator controller test panel resistance test . 4.5.3.4.1 Posit ion FUNCTION switch as indicated below. Using resis- tance bridge, measure resistance between listed test points and COMMON. Set NORMIL/PUISE switch to PULSE position. Depress PSH TO TEST switch as indicated. PU
16、SH TO TEST FUNCTION Switch Position Switch Position . . Test Point Normal 1 Depressed -= 1 Normal 2 Depressed Normal De pres sed LEFT UPPER RUDDER LEFT UPPER RUDDER mem UPPER RUDDER 2 RIGHT UPPER RUDDER 3 LEFT IOWR RUDDER 3 LEFT LQWR RUDDER Normnl 4 RIGHT IXIWER RUDDER Provided by IHSNot for ResaleN
17、o reproduction or networking permitted without license from IHS-,-,-MIL-P-82448A 13 m 7779706 0361156 T m I mL-P-82448( os) PUSH To TEST Switch Position Depressed Normal De pressed Normal FUNCTION Switch Position Test Point 4 RIGHT LOWER RUDDER 5 UP EWATOR 5 Up ELEVATOR 6 DOWN EIEVATR Depressed 6 DO
18、WN ELEVATOR 4.5.3.5 Actuator controller test panel functional test 4.5.3.5.1 Position all power switches to OFF. Connect 1000 ohm, 3-watt resistors between pins BB and HH, AA and HH, Z and HH of connector P1501. Resistors should remain in circuit until removal is specified. 4.5.3.5.2 Position POWER
19、PANEL circuit breaker and ACTUATOR CONTROUER TEST PANEL POWER switches to ON. 4.5.3.5.3 Using digital voltmeter, turn on th0 and -40 volt supplies and adjust supplies to 39.8 to 40.2 volts. Set NORMAL/puLsE switch-to NORMAL. I 4 . 5 . 3.5.4 With digital voltme%er, measure voltage between test points
20、 and COMMON jack for each control position as listed below: Control ROLL YAW PITCH ROLL YAW PITCH Position RIGHT DOWN . . Test Point ROLL YAW PITCH ROLL YAW PITCH i6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-82448A 13 777770b 0361157 1 MI
21、L-P-82. 6,3.2 Temperature. The temperature of the environment to which the The condition of the test set performing its required function. test set may be exposed, expressed in degrees Fahrenheit (OF). may be exposed) expressed in pounds per square inch absolute (psia) . 6.3.3 Pressure.- The pressur
22、e of the environment to which the test set 6.3.4 Humidity, test set is exposed, expressed as a percent. The relative humidity of the environment to which the 6.4 Preparation for delivery criteria. Criteria for use of the proper level of preservation, packaging, and packing shall be as follows: Level
23、 A Not applicable Level B Not applicable . Level C . This level shall be used when the packaged items are to be shipped to domestic installations for immediate use at the first receiving activity. Project No. 1355-NO49 23 Provided by IHSNot for ResaleNo reproduction or networking permitted without l
24、icense from IHS-,-,-MIL-P-ZLlqA 13 m 777790b 03bL164 7 m Contrac tor Contract Equip Ser. No. MIL-A-82&8A( OS) APPENDIX Date of Acceptance Accepted by Date of Acceptance IZEPORT FORM QUALITY ASSURANCE PROVISION QUALITY CONEORMUCE TESTS AND MAMLNATIONS FOR FWER UNIT TEST SET EQUIF”T STATUS CONTRACTOR
25、CERTIFICATION GOVERNMENT ACCEFTANCE I I Insp. Req. Satisfied Tit le I l Agency I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-82LI48A 13 = 7799906 0361165 O -. MIL-P-82448A( OS) APPENDIX FEPORT FORM QUALITY ASSURANCE PROVISION QUALITYCONFORM
26、ANCE TEST AND EXAMDIATION POWER TJNIT TEST SET 10. SCOPE 10.1 This Report Form contains data sheets to record the results of the quality conformance tests and examinations of 4.5 of this specifi- cation. When completed with authorized certification and acceptance the test set bearing the recorded eq
27、uipment serial number. signatures affixed, this report form or copies thereof shall accompany i 20. GENERAL INSTRUCTIONS 20.1 Test sequence. The quality conformance tests and examinations of 4.5 shall be completed and the results recorded or verified in this report form prior to acceptance of the te
28、st set. Unless otherwise noted the se- quence of testing, recording and verification, as performed in 4.5 is mandatory. 20.2 Recording of results. Where space is provided to indicate the value of specific reading obtained, the specific reading will be recorded if a limit or limits is given in the Li
29、mit column for the test. If limits are not stated in the Limit column, the individual performing the test or inspection shall initial in the space provided in the Reading column indi- cating that the requirement has been met satisfactorily. Provided by IHSNot for ResaleNo reproduction or networking
30、permitted without license from IHS-,-,-MIL-P-BZYYBA 13 m 7777906 03611bb 2 m Reference 30. QUALITY CONFORMANCE TEST AND EXAMINATION 30.1 Test equipment 4.5.2 30.2 Test procedure 4.5.3 30.2.1 Continuity test 4.5.3.1 PI501 Pin A B C D E F E J N P R S w W Test Point 4-5.3-1.2 EXPLODER ARM +gO V (UPPER)
31、 t.90 V (LOWER) SPARE (TP117) -30 VG GRD 4.8C GFD k.8KC GRD +i5 v -15 v 4-30 V -30 V Neg. (-) term- inal of 40 v Reg. Power Supply POS. (+) term- inal of -40 V * Reg. Power m?PlY Limits MIL-P-82&8A( OS) APPENDIX Readin6 In Calibration 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm rnax 0.2
32、ohm max 0.2 ohm max 0.2 ohm rnax 0.2 ohm rnax 0.2 ohm rnax 0.2 ohm max 0.2 ohm max 0.3 ohm rnax 0.3 ohm rnax Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-P-Z44A 23 = 7777706 0362267 4 MIEP-W&A( OS) APPENDM Reference Limits Reading 30.2.1 (C
33、ontd) P1501 Pin Test Point T U V X Y cc LL ww xx RF ss ww xx 3.5 v COMMON (ACTU- ATOR CONTROLLZR TEST PANEL) 4.8 kc IN 4 4.8 kc GRD 400 cps GRD SPARE (TP119) SPARE (118) 4-40 v -40 V S“T FFCO (+) 0.2 ohmmax 0.5 ohm =X 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm max 0.2 ohm ma
34、x 0.2 ohm max SUNT FIECD (- ) Supply output 0.2 ohm max 0.3 ohm max 1-40 V Reg. Power Terminal (Power Supply Test Panel Power Switch ON) -40 V Reg. Power Temrina1 (Power Supply Test Panel Power Switch ON) Supply output 0.3 ohm ma Provided by IHSNot for ResaleNo reproduction or networking permitted w
35、ithout license from IHS-,-,-MIL-P-82448A( OS) APPENDIX Reference 30.2.1 (Cont d) Test Point 4.5.3.1.5 GRD - JYjOl Pin P GRD Pl5Ol Pin L 0.5 ohm max 9.7 to 10.5 O- approx 2500 oms XOOK ohms 34 to 36 ohms L A A GRD +40 v A 51501 Pin 4.5.3.1.6 Ji501 Pin RR Open (Infinity) 19.6 to 20.4 ohms ss ss RR Jl5
36、Ol Pin M w W z AA BB DD m .HK JJ Test Point 4.5.3.1.7 0.2 ohm max 0.3 ohm ma 0.2 ohm max 0.2 ohm max INSTRUMENT 1 COIgmN msTRuMENT 2 PTCH 0.2 ohm max 0.2 ohm max YAW ROLL 0.2 ohm Dax FUGBP UPPER RUDDER 0.2 ohm max LEFT UPPER RUDDER -40 V 0.2 ohm max 0.2 ohm max UP EIEVAiR 7 . . t - Provided by IHSNo
37、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-82LlLl8A 13 7377306 036LLb3 8 W -82448A( OS) APPENDIX Reading Limits - Ref ezence 30.2 (Contd) Test Pohk DOWN ELEVATOR RIGBT IWR RUDDER IXFT LOWER FXJDDER Pl5Ol Pin KK 0.2 ohm max 0.2 ohm max MM 0.2 ohm max 9.v to
38、 10.3 K 0.2 ohm max 0.4 ohm max NN PITCH INHIBIT PP I i-40 v 4 K KC GRD (POWER SUPPLY TEST PANEL) m +40 v approx 300 ohms K COMMON (TP14) 0.2 ohm max -40 v REk. POWER SUPPLY OTITPUT jack (Actuator Con- troller Test Panel POWER Switch ON) 0.3 ohm ma 0.5 ohm ma AO v m. POWER SUPPLY OUTPUT jack (Actuat
39、or Con- troller Test Panel POWER Switch- ON) TT Neg , (- ) .term- inal of + 40 V Reg. Power SUPP1Y 0.3 ohm ma U Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-82LiLiA 13 7777706 03b1170 Li MIL-P-82448A( OS) APPENDIX Reference 30.2.2 Power sup
40、ply test 4.5.3.2 ne1 load. gsistance test 4.5.3.2.2 Pl5Ol Pins T to U T to U N to U N to U R to U R to U P to u P to u E .to U E to U s to u s to u Load Switch Posit ion MAX m MAX MIN MAX MIN MAX m Mm MLN MAX 30.2.2.1 Meter switch 4.5 3.2.3 test - Power Supply Power Supply Meter Test Panel Test Pane
41、l Switch Test Point Test Point Position 40V . 4.8kc GRD 40 +30V 4.8kc GRD +30 . -i.=. Resistance Reading 234 to 246 ohms 69.0 to 72.0 ohms 86.5 to 89.5 ohms 48.0 to 50.0 ohms 247 to 253 ohms 127 to 132 om 15.0 to 17.0 ohms 13.0 to 14.5 ohms 80.5 to 83.5 O- 56.5 to 59.5 ohms 1% to 162 ohms 122 to 125 ohms Deflection Up Scale d+O vdc Up Scale 340 vdc Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
