1、MIL-P-45725 (OF) 15 Feb 61 MILITARY SPECIFICATION PANEL, DISTRIBUTION SB-397bM-b 1. SCOPE 1.1 This specification covers one type of power distribution pel, designated panel, Power Distribution S-397/hSM-k . 2. APPLICABLE DOCUMEXTS 2.1 The following documents of the issue in effect on date of invitat
2、ion for bids form a part of this specification to the extent specified herein. SPECIFICATI?S Military PIIL-T-152 NIL-T-945 MIL-E-5272 MIL-C-45703 Treatment, Moisture and Fungus Resistant, of Communications, Electronic, and Associated Electrical Equipment Test Equipment, for use with Electronic Equip
3、ment, General Specification Environmental Testing, Aeronautical and Associated. Equipment, General Specification for Systems, Repair Parts, Packaging of Guided Missile and Heavy Rocket Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-45725 49 94
4、99906 02497923 4 Ordnance brps (Fies of specifications, standards, drawings and publications required by contractors in connection with specific pro curement fmc- t5ons should be obtained from the procuring activity or as directed by the contractnq of fcicer ) 3 . REQUIRB*mTS 3.1 preproduction sampl
5、e. - When a preproduction sample is re- quired (see k.2 and 6.2), it shall meet ail requirements of this specification and shali. be manufactured using the same methods pro- posed for the mnufacture of subsequent production lots. panel shall be in accordan-.,e with Drawing 8125145 and applicable dra
6、w- ings and specifications referenced thereon, panel, shill be in accordance with Drawing 8125145 2nd ap2licable he-11 be not =eater than 135 millimperes (ma). -e Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reprodu
7、ction or networking permitted without license from IHS-,-,-Table I (conttd) Switch Position Function S6 s7 37 OP OF? ON Close circuit between J10901 Tin 3 and J10002 Pin 13, Open circuit between 510901 Pin 3 andJ10902 Pin 10 J10902 Pins 6 and 11 Open circuit between.Jl0902 Fin 14 and Close circuit b
8、etween 510902 ?in iions. 3,6.4 Relative humiditx. - The panel shall not be damaged nor shall its perfopmance be impaired when subjected to relative humidities up to and Including 90 percent. 3.6.5 Fim,y-s resistance. - The panel shall be treated in accor- dance with Specification IItET-152. The unit
9、 SU not be damzged nor shall its performance be impaired when subjected to the fungus treatment. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-LI5725 LI7 9 7999706 02L17797 3 9 /- I . 3.6.6 Salt-laden air. - The pmel shall not be damaged nor
10、shall its performance be impaired by salt-laden air as encountered in coastal service or in ocean trmspor.tation. 3.6.7 Altitude, - The panel shall operate at any altitude from sea level to 10,000 feet above sea level. being transported (nonoperating) by air, without damage, at altitudes up to and i
11、nclu-ding 50,000 feet. The tinit shall be capable of. 3.7 iletails of components. - Components of tlie panel shdl be in accordance with Drawing l25iLi5 and applici.hS and qplicabl-e drawings and specificxtions referenced thereon. with Drawing 8125145 and applicable drawings and specifications refer-
12、 enced thereon and Standard MIL-STD-130. 3.9 Color and finish. - Color and finish of the panel. shall be 3.10 Product marking. - The pmel shal be marked in accordance 3.11 Workmanship. - All components of the panel shall be fitted properly and firmly into their respective positions. joints and elect
13、rical connections shall be mechanically secure and electrically sound. slipping; sticking, or binding. Electrical connections shall be flexible between shock mounted components and their foundations Surfaaes of glazed ceramic components shail be smooth, uniform, and free from cracks. There shall be
14、no evidence of corrosion, burrs, rouphness, sharp edges or other defects which could adversely zlfect its use or suitability for the purpose intended. A11 mechanical All controls shall operate freely without 4, QUALITY ASSURANCE PROVISIONS h.1 The supplier is responsible for the performance of all i
15、nspection requirements 2s specified herein, specified, the supplier may utilize his own or any other inspection facilities and services acceptable to the Governmen%, records of the examination and tests shall be kept complete and available to the Government as specified in the contract or order. The
16、 Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure that supplies and services conform to specified Except as o themrise Inspection requirements . .- Provided by IHSNot for ResaleNo reproduction or netw
17、orking permitted without license from IHS-,-,-2 3 h l.CcL-P-4,C;lS$ (0) ecified by the proctzine activity, prprdri-tion saaple tests shall be performed by the contractor under ?averment surveil- hnce at the installation desiknated in the contract or mder (see h.3 Xot size, - Lot size shall not excee
18、d that quantity of panels produced in one continuous operation by Lhe same manufacturer and manufactured in accordance with the sale drawing, drawing revision, specification, and spxification revision. 4*5 Examination, - Visud. an3 tactile exanination shall be conducted to determine compliance with
19、3.2, 3.3, 3.7, 3.8, 3.9, 3.10, ad. 3ei2. 4.6 Test equipment, - The test equipment shall meet the mini- mu reqvirements of the equipment listed below and shall be used as indicated in performing the tests, in the test setup and procedure the equipment is referred to by item number. The equipment may
20、be mounted separately or in any cQmbination (such as consoles, panels, and multipurpose instruments) DBCFSP!JTON Killiammeter, capable of measuring gl.l Continuity. - A continuity check of the panel shall be made prior to application of power, using item 5 to deterne compiance with 3.4.i. - 4.8.2 Pe
21、rformance characteristics. 4.8.2.1 input power. 4.8.2.1.1 Test procedure. - The 11s volt ac 60 cps, input power (item 11) shall be applied as specified in i.7 and measured using item 5 to determine compliance with 3.5.1. 4.8.2.2 Power consumption. 4.8.2.2.1 Test rocedure. - Input power (item 11) sha
22、ll be applied as specified *The in indication on item 1 shall be observed for compliance with 3.5.2. 4.8.2.3 Frequency standard. 4.8.2.3.1 Test rocedure, - Input power (item li) shall be The indication on item 2 and the lissajou pattern on applied as specified * in and the panel allowed a 15 minute
23、warm- up period. item 4 shall be observed to, determine compliance with 3.5.3. 4.8.2.4 Switching. 4.8.2.L.i Test procedure. - The switches and switch circuits shall be tested to determine compliance with 3.5.4. Item 5 shall be used to determine the proper switch circuit function. 4.8.2.5 Indj-cating
24、 lights. 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-45725 Y7 U 47977Ob 0249802 3 k8.2.5.1 Test procedure. - Item 6 (connected to JloQO1 pins 3 end lo), item 7, nd item 11, shall be adjusted to supply input power as specified in 4.7. I1
25、shall be observed for illumination (see 3.5.5). Switches 52, S3, 34, S5, S6, and S8 shall be operated in-vidually and indicators 12, 13, 14, IS3 16, and 112, shall be observed for compliance with 305.5; Item 6 (positive lead) shall be disconnected from JlO?Ol yin 3 and wnnected to Jl.0902 pins 6 and
26、 11 in succession and indicators 17 and Il! observed to illuminate In the same order to determine compliance with 305.5. The frequency of item 7 shall be monitored using item 2 connected to 510902 pins 4 and 5. The fhequency shall be varied in one cycle steps between 395 and ho5 cps and Ill shall be
27、 observed to flash at a rate equal to the difference between the output frequency of item 7 and LOO cps (see 3.5.5). observed for illumination while I10 is dark. Any two leads of the three phase input shall then be reversed and indicator 110 shall illumi- nate while 19 is dark (see 3.5.5). Item 13 s
28、hall be placed in position B and indicator Item 7 shall be adjusted to 8.3.2 The test shall be repeated using other practical The panel shall be checked for proper operation following 4.8.3.4 Relative humidity;. - The panel shall be tested in . accordance with the fungus resistance test of Specifica
29、tion MIL- E-5272, procedure I. upon conclusion of the test.(see 3.6.5). cordance with the salt-spray test of Specification MIGE-5272, procedure I, to determine compliance with 3.6.6. There chai1 be no evidence of fungus growth . 4.8.3.6 Salt-laden-air. - The panel shall be tested in ac- . , :. - j;
30、I ., Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-b,8,3,7 Aititude, = The panel shail be tested in accordance with the temperature-altitude test of Specification KtL-E-S272, procedure II, 0, foot test and the ambient temperature shall be within fi
31、ve degrees of the extremes specified in 3,G.l for each condition of The uni.t shall be in nonoperating condition for the 3*6*7* 4.9 Acce tance. - Individual panels which have met all require- 4.10 Preservation, packaging, packing and harking. - Inspec- ments of t Ee-7 s speci ication shall be accept
32、ed, tion for the purpose of determining compliance with the preservation, packaging, packing and marking of section 5; shall be conducted in accordame witn Sgecification ML-(3-45703 , 5.1 Preservztion, packaging, packing and marking, - Preserva- tion, packadng, packing and marking for the required l
33、evel of protec- tion (see 6,2) shall be ln accordance with SpecLf!ication IaL-G-45703, Plrlr89 * 6,l Intended use, - Power Distribcbion Panel SB-397/MSK-k The unit also monitors the is intended for provi&ng a means of testing the power supply systen of Guided Missile, Artillery XE2E1, Iiiissile moto
34、r voltage, generator output voltage, rotation, and frequency, storage batteries, switches the battery charger output to the missile 6,2 Ordering data, = Procurements documents should specify the following: (a) Title, number, and date of this specification. (b) TqJhether a preproduction sample is req
35、uired (see 3,l). (c) Number of preproduction samples required (see 3.1). (d) Where preproduction sample tests shall be performed (e) Sampling othep than specified (see b,b), (f) Selection of applicable levels of preservation, packa$.ng, (g) Applicable stock number, (see L,2), and packing (see Sel)* Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
