1、AMENDMENT 5 18 MAY 1987 SUPERSEDING AMENDMENT 4 21 June 1985 MILITARY SPECIFICATION PROJECTILE, GUIDED, 155MM, XM712 THERMAL BATmRY FOR t This amendment forms a part of Military Specification MIL-P-63235 .(AR) , dated 31 August 1979, and is approved for use by the US Army Armament, Munitions and Che
2、mical Command and is available for use by all Departments and Agencies of the Department of Defense. t PAGE 1 1 Title: Add (M712)“ after the designation “XM712“. Make this addi tion wherever it appears in the entire specification. PAGE 1 * 2.1 DRAWINGS, Army: Delete and substitute the following: “93
3、04695 - Battery, Thermal, Guided Projectile, XM712, M712 12550040 - Battery, Thermal“ 3.1 Third sentence: Delete in its entirety and substitute the following: “The +11VDC section is activated by two redundant inertial starter mechanisms and the + - 30VDC section are activated 5y an electrical initia
4、tor .“ PAGE 3 3.2.1.1.2.1: Delete entire paragraph and substitute the following: “3.2.1.1.2.1 +30 Volt source squib loads. There shall be five 4.75 + 0.68 ohm squib loads applied to the +30 volt source. The squib loads shall occur at 1, 2, 3, 4, and 5 seconds after initiation and shall have a durati
5、on of 20 4 1 milliseconds. The +30 volt source output voltage shall be +28.0 volts minimum during applied squib loads and shall recover to within +O, -2 volts, of the same voltage level as that prior to the application of each of the respective squib loads, in a maximum of 75 milliseconds .“ 1 of 16
6、 FSC 1320 AMSC N/A DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) 23 7777906 03L(h22L(pT MIL-P-63235 (AR) AMENDMENT 5 3.2.1.1.4: Delete entire paragrap
7、h and substitute the following: “3.2.1.1.4 Voltage variations (noise). No voltage output source shall exhibit voltage variations, other than those due to load changes and source impedance changes during activation, except to the extent specified herein. The amplitude of any voltage variation shall n
8、ot exceed six (6) volts peak to peak for the first five (5) seconds after the section has attained minimum specified voltage. From the first five (5) seconds to the end of specified life, voltage variations occurring more than once per second shall not exceed 0.5 volts peak to peak.“ 3.2.1.2.1 Delet
9、e in its entirety and substitute the following: “3.2.1.2.1 +11 Volt source activation. The +11 volt source is activated by two redundant inertial starters. The inertial starters shall-comply with the following requirements .I 3.2.1.2.1.1: Delete entire paragraph and substitute the following: stimulu
10、s shall be 3506 minimum acceleration for a time period of 2 milliseconds, minimum (1/2 Sine pulse) .“ - “3.2.1.2.1.1 No-fire stimulus. The inertial starter no-fire 3.2.1.2.1.2: Delete entire paragraph and substitute the following: all-fire stimulus shall be 900 f 150Gs acceleration for a time period
11、 of 15 milliseconds maximum (1/2 Sine pulse) .I1 “3.2.1.2.1.2 All-fire stimulus.- The inertial starter PAGE 4 3.2.1.2.2.2: Delete entire paragraph and substitute the following: “3.2.1.2.2.2 No-Fire current. The electrical initiator no-fire current shall be one (i) ampere dc minimum, for a minimum of
12、 15 seconds at 69OF (21%).“ 3.2.1.2.2.3: Delete entire paragraph and substitute the following: 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) I3 7779706 0346325 I MIL-P-63235 (AR) AMENDMENT 5 “3.2.1.2.2.3 All-fire current. The elec
13、trical initiator all-fire current range shall be 3.5 amperes dc maximum at -1-145OF and 3.75 amperes dc maximum at -25OF for 20 2 1 milliseconds. I 3.2.1.4: Delete entire paragraph and substitute the following: “3.2.1.4 Terminal strength. Each battery terminal shall withstand a pull test without rup
14、ture or damage under an applied force of four plus or minus one pound (4 5 l).“ PAGE 5 r 3.2.2.6: Delete entire paragraph and substitute the following: “3. 2.2.6 Transportation vibration. The thermal batter y shall meet the requirements of 3.2.1 following exposure to sinusoidally cycld vibrations ra
15、nging from 25%-double amplitude at 5 Hz to 92 Hz, 0.0058 in. double amplitude at 93 Hz to 110 Hz and 3.5Gs double amplitude at 111 to 200 Hz including sinusoidal dwell vibrations of 35Gs at 110 Hz for 20 seconds in each of 3 axis.“ * 3.3.1, third line: Delete “9301200“ and substitute “9304695 or 12
16、5 50 04 O .I PAGE 8 4.5.2.1: Delete entire paragraph and substitute the following: “4. 5.2.1 Terminal strength. Test terminal strength as specified in MIL-STD-202, Method 211, Test Condition A, using a force of four plus one pound minum zero pounds After test, visually inspect terminals for rupture
17、or damage and for compliance with the requirements of 3.2.1.4.“ (4 2 1 lbs), 4.5.2.7: Delete entire paragraph and substitute the following: “4.5.2.7 230 Volt source match no-fire. Apply a direct current (dc) of 1.0 ampere minimum, across the match “M“ terminals through the lectrical initiator for 15
18、 seconds, minimum, using a suitable power source. The battery shall meet the requirements of 3.2.1.2.2.2.“ 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) 33 m 7779706 0346326 3 m MIL-P-63235 (AR) AMENDMENT 5 4.5. 2.8: Delete entire
19、 paragraph and substitute the following: “4.5.2.8 +11 volt source no-fire. The battery shall be mounted to an appropriate shock machine and the no-fire stimulus of 3.2.1.2.1.1 applied to the battery. The +11 volt section of the battery shall not be activated.“ PAGE 9 4. 5.2.9 1: Delete entire paragr
20、aph and substi tute the following: “4.5.2.9.1 Activation test. The battery shall be mounted , 1 to an appropriate shock machine and the 11 volt section activated by applying the all-fire stimulus of 3.2.1.2.1.2. The 30 volt section of the battery shall 5e activated by applying the 11 volt section ou
21、tput across the i30 volt section electrical initiator, through a series resistor of 2.1 ohms at 145OF and 1.5 ohms at -25F, at 200 milli-seconds after the 11 volt section output voltage reaches 10 5 0.25 volts for a duration of 20 5 1 milliseconds. The 11 volt section sha)l meet the requirements of
22、3.2.1.2.1.2 and 3.2.1.3.1. The -30 volt section shall meet the requirements of 3.2.1.2.2.3, 3.2.1.3.2, and 3.2.1.3.3.“ 4.5.2.9.2: Delete the following sentence: “The battery shall meet the requirements of 3.2.1.1.1, 3.2.1.1.1.1, 3. 2.1.1.2.1, 3.2.1.1.3, and 3.2.1.1.4.“ and substitute the following:
23、“The battery shall meet the requirements of 3.2.1.1.1.1 , 3.2.1.1.2, 3.2.1.1.2.1, 3.2.1.1.3 and 3.2.1.1.4. The battery shall meet the requirements of 3.2.1.1.1 with the exception that one battery shall be allowed to have a voltage as low as 8 volts between 70 and 100 seconds.“ 4. 5.3.1: Delete the s
24、econd sentence and substitute the following: “The operating temperature shall be 145O 2.SF (62.7 5 1.4C)r and the temperature soak prior to battery activation shall be 4 hours minimum.“ 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5
25、) 33 m 7377706 0396327 5 m MIL-P-63235 (AR) AMENDMENT 5 4. 5.3.2: Delete the second sentence and substi tute the following: “The operating temperature of Step 4 shall be -25OF 2.SF (-31* - 1.4OC) and the temperature soak prior to battery activation shall be 4 hours minimum.“ PAGE: 10 4.5.3.5: Delete
26、 entire paragraph and substitute the following: “4.5.3. 5 Transportation vibration test. Affix the thermal battery to a vibration table in a manner which will simulate its normal mounting. Subject the thermal battery to the vibration tests of MIL-STD-810. Method 514.2, Procedure X using the criteria
27、 of Table 514.2-VI1 and Figure 514.2-7 curve AX, except the dwell shall be as follows, 35Gs double amplitude at 110 Hz for 20 seconds in each of 3 axes. Following exposure to this environment the thermal battery shall meet the requirements of 3.2.1.2.1.1, 3.2.1.2.2.1, 3.2.1.2.2.2, 3.2.1.6, and 3.2.1
28、.7.“ * 4. 5.3.8: Yelete entire paragraph and substi tute the following: “4.5.3.8 Launch shock, low q test. The thermal battery at the discretion of the procuring activity, shall be tested by either of the following methods: Method #i: the thermal battery shall be installed in an appropriate canister
29、 in a manner that will facilitate activation of the 11V section and the assembly exposed to a launch shock of 900 to 1100 GI s from an 8-inch gun, M115 or equivalent GFE at 70F 3OoF. After exposure, the thermal battery shall be examined and shall show no evidence of physical damage. The 11V section
30、shall have been . activated by this exposure (3.2.1.2.1.2) and the + 30V sections shall meet the performance requirements of 4. 5.2.9 for the first 20 seconds of life, at minimum load conditions, and at room ambient temperature, following this exposure. The battery shall meet the requirements of 3.2
31、.1.8 throughout this test. Method #2: The thermal battery shall be mounted to an appropriate shock machine and the 11 volt section activated by applying an all-fire stimulus of 9009 5 150g, 15 ms maximum half sine shock at 70 degrees F 5 30 degrees F. After exposure, the thermal battery shall be exa
32、mined and shall show no evidence of physical damage. The 11 volt and + 30V sections shall meet the performance requirements of 4.5.2.9 except that all tests are performed at 70 degrees F 5 30 degrees F and the 5 30 volt electrical initiator shall be activated through a .series resistor of 2.1 ohms .
33、“ 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M1L-P-b3235 (5) 13 7?77706 03qb324 7 MIL-P-63235 (AR) AMENDMENT 5 PAGE 11 * 4.5.5, line 3, delete “9301200“ and substitute with “9304695 or 12 5 5 O 04 O .I PAGE 15 Delete Figure 1 entirely and subs
34、titute the included Figure 1. PAGE 16 * Delete Figure 2 entirely and substitute the included Figure 2. PAGE 17 * Delete Figure .3 entirely and substitute the included Figure 3. PAGE 18 Delete Figure 4 entirely and substitute the included Figure 4. PAGE 19 * Delete Figure 5 entirely and substitute th
35、e included Figure 5. PAGE 20 Delete Figure 6 entirely and substitute the included Figure 6. PAGE 21 Delete Figure 7 entirely and substitute the included Figure 7. PAGE 24 Delete Table I entirely and substitute the included Table I. 6 Provided by IHSNot for ResaleNo reproduction or networking permitt
36、ed without license from IHS-,-,-NIL-P-63235 (5) 13 7777706 0346127 7 m MIL-P-63235 (AR) AMENDMENT 5 c Constant Current Load (Amps) Co b o m U m N 4 m I O O 5 E .rl c 4 E .I 3 01 UI +IS 4 z! Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235
37、(5) 33 W 9799906 0346334 2 W MIL-P-63235 (AR) AMENDMENT 5 t - rn U rl O b m I I L m O IJ U c Ql 7 U U E m U rn C O u t: hl O L 3 tn .I- LL 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) 13 m 797770h 0346335 Y m +“I +18 O o .-2 0.4
38、 O MIL-P-63235 (AR) AMENDMENT 5 S11.5V / i5 0.6 0.8 1 .o Time after .Activation (Seconds) Figure 7. output voltage rise time boundaries for +11 volt source NOTE: Refer to paragraph 3.2.1.1.1.1 for times at which squib loads can occur, minimum voltage permissible during squib loads, and recovery time
39、. 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) 13 m 7979906 034bL3b 6 m MIL-P-63235 (AR) AMENDMENT 5 TABLE I +11 volt source applied squib loads SQUIB LOAD LOAD (NOTE 1) MAXIMM MINIMUM RECOVERY APPLICATION TIME VOLTAGE TIME OH M
40、S VOLTS I 1 31. O max When output voltage 7.5 Note 2 2 2.5(145OF) .210 seconds after first Note 3 Note 2 L reaches 10.0 volts min. max . squi5 is applied max 1. 9(-25OF) - 3 1.3 max. 1.5 seconds after first 8.0 75 ms squib is a.pplied 4 1.3 max. 45. O seconds after first 8. O squib is applied 75 ms
41、5 NOTE 1. Squib loads applied for 20.1 + 0.1 milliseconds. - NOTE 2. Voltage recovery time is 100 milliseconds minus squib load application time Battery voltage shall fire the + 30 volts squib and shall not fall below 8.6 volts Tat -250F) or 10.0 volts (at +145OF) NOTE 3. 14 Provided by IHSNot for R
42、esaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5) 13 W 9777706 O346137 W MIL-P-63235 (AR) AMENDMENT 5 PAGE 25 * Table II, Sheet 1: Delete Drawing Number “9301200“ and substitute with “9304695 or 12550040.“ Table II, Sheet 1: Delete major defects 104 and 105 an
43、d substitute with the following: “104 -3OV no fire current (Note .4) 100% 3.2.1.2.2. 2 “105 +11V no fire stimulus (Note 5) 100% 3.2.1.2.1.1 4.5. 2.7“ 4. 5. 2.8“ PAGE 26 * Table II, Sheet 2: Delete Drawing Number “9301200“ and substitute with “9304695 or 12550040.“ Table II, Sheet 2: Add the followin
44、g notes: “4) Those units tested for items 106 thru 110 shall be tested once for item 104 after tests of items 106 thru 109.“ 5) Those units tested for items 106 thru 110 shall be tested once for item 105 before test of items 106 thru 109.“ PAGE 27 * Table III, Sheet 1: Delete Drawing Number “9301200
45、“ and substitute with “9304695 or 12550040.“ Table III, Sheet 1: Delsete major defect 110 entirely and substitute the following: “110 k30V bridge resistance 100% 3.2.1.2.2.1 4. 5. 2. 6.“ PAGE 28 * Table III, Sheet 2: Delete Drawing Number “9301200“ and substitute with “9304695 01: 12550040.“ PAGE 29
46、 * Table IV, Sheet 1: Delete Drawing Number “9301200“ and substitute with “9304695 or 12550040.“ substitute with the following: Table IV, Sheet 1: Delete major defects 103 and 104 and 15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-63235 (5)
47、 13 W 7777906 0346138 T W MIL-P-63235 (AR) AMENDMENT 5 “103 530V no fire current (Note 2) 1.0% 3.2.1.2.2.2 4. 5. 2.7“ “104 +11V no fire stimulus (Note 3) 1.0% 3.2.1.2.1.1 4. 5. 2.8 Table IV, Sheet 1: Add the following notes: (2) Perform test for item 103 once after testing for item 105.“ 113) Perfor
48、m test for item 104 once before testing for item 105.“ NOTE: The margins of this amendment are marked with an asterisk to indicate where changes (additions , modifications I corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes
49、no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment. C us todi an: A rm y-A R 16 Preparing activity: A rm y-AR (Project 13204940
