1、 INCH-POUND AMSC N/A FSC 5925 MIL-C-55629/18C 3 April 2010 SUPERSEDING MIL-C-55629/18B 6 May 1986 MILITARY SPECIFICATION SHEET CIRCUIT BREAKERS, MAGNETIC, UNSEALED, TRIP-FREE, THREE POLE, BACK MOUNTED (1 TO 100 AMPERES) This specification is approved for use by all Departments and Agencies of the De
2、partment of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-55629. FIGURE 1. Dimensions and configurations. INACTIVE FOR NEW DESIGN AFTER 30 SEPTEMBER 1997 AND IS NO LONGER USED, EXCEPT FOR REPLACEMENT PURPOSES. Copyright Com
3、munications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-55629/18C 2 Ltr Inches mm Min Max Min Max A - 3.108 - 78.94 B 1.016 1.036 25.81 26.31 C 2.740 2.760 69.60 70.10 D .285 - 7.24 - E - .730 -
4、 18.54 F .380 .400 9.65 10.16 G 2.245 2.265 57.02 57.53 H 1.115 1.135 28.32 28.83 J .530 .550 13.46 13.97 K 2.600 2.620 66.04 66.55 L .210 .230 5.33 5.84 M 1.210 1.230 30.73 31.24 N .115 .135 2.92 3.43 P .475 .495 12.07 12.57 Q 2.146 2.166 54.51 55.02 R 5.790 5.810 147.07 147.57 S 4.740 4.760 120.40
5、 120.90 T 2.365 2.385 60.07 60.58 U .210 .230 5.33 5.84 V 4.834 4.854 122.78 123.29 W .190 .210 4.83 5.33 X .508 .518 12.90 13.16 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .010 inch (.254 mm). 4. Conf
6、iguration optional providing overall dimension are not exceeded. 5. Screw: (0 - 50 amperes) .190-32 UNF-2A. (51 - 100 amperes) .250 - 20 UNC-2A. 6. Lockwasher, internal or external tooth, for 0-50 amperes, NASM35333-107 or MS35335-88 and for 51 - 100 amperes, NASM35333-108 or MS35335-89, or equivale
7、nt. 7. Mounting slot: Clearance for .164-32 UNC screw, 6 places. FIGURE 1. Dimensions and configurations - Continued. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-55629/1
8、8C 3 REQUIREMENTS Dimensions and configuration: See figure 1. Current ratings: See table I. Voltage ratings: See table II. Tripping-time delays: See table II. Terminal and mounting hardware: See figure 1. Terminals: See figure 1. Actuator strength: 40 pounds. Actuator operating force: 12 pounds, max
9、imum. Shock: a. MIL-STD-202, method 213, test condition I. b. 60 Gs for 21 ms. Interrupting capacities: 5,000 amperes at 125 V dc and 240 V ac, 60 Hz and 400 Hz in accordance with the applicable requirements of UL489. Interrupt test is not performed at 400 Hz High inrush. Applicable to time delay ch
10、aracteristics K, L, N, P, R, and S. Vibration: Energized current shall be 80 percent of rated current and the frequency range shall be 10 to 55 Hz. VERIFICATION: Qualification inspection: Not applicable. Conformance inspection: Group A tests of MIL-PRF-55629. Part or Identifying Number (PIN): The mi
11、litary PIN consists of the prefix M55629/18 and six code letters selected from tables I and II as shown in the following example. For pole identification, see figure 1 Pole 1 Pole 2 Pole 3 M55629/18 A K A N A R Three pole circuit breaker without auxiliary contacts._ Current rating code, see table I.
12、 1/ _ Voltage, frequency, and time delay curve code, see tables I and II. 1/ _ On-off marking shall be visible with the trim or cover in place. _ 1/ Poles 1, 2, and 3, respectively, shall be coded in ascending order of current rating code letter. If two or more poles have identical current ratings,
13、those poles shall be coded in ascending order of voltage, frequency, and time delay code letter. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-55629/18C 4 TABLE I. Part nu
14、mbering code letters and parameters. Current rating Voltage frequency and tripping time delay code letter from table II Resistance or impedance ohms (max) Current rating Voltage frequency and tripping time delay code letter from table II Resistance or impedance ohms (max) (am- peres) Code letter (am
15、- peres) Code letter 1 1 1 2 2 2 5 5 5 7 7 7 10 10 10 15 15 15 20 20 20 25 25 25 A A A B B B C C C D D D E E E F F F G G G H H H K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L,
16、or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T 2.0 at dc 2.20 at 60 Hz 6.4 at 400 Hz .5 at dc .52 at 60 Hz 2.0 at 400 Hz .08 at dc .102 at 60 Hz .372 at 400 Hz .04 at dc .048 at 60 Hz .216 at 400 Hz .018 at dc .02 at 60 Hz .1 at 400 Hz .01 at dc .011 at
17、60 Hz .045 at 400 Hz .007 at dc .007 at 60 Hz .022 at 400 Hz .006 at dc .006 at 60 Hz .015 at 400 Hz 30 30 30 35 35 35 40 40 40 50 50 50 60 60 60 70 70 70 80 80 80 100 100 100 I I I J J J K K K L L L M M M N N N P P P Q Q Q K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M
18、 N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T K, L, or M N, P, or Q R, S, or T .005 at dc .005 at 60 Hz .010 at 400 Hz .004 at dc .004 at 60 Hz .008 at 400 Hz .0035 at dc .0035 at 60 Hz .006
19、at 400 Hz .003 at dc .003 at 60 Hz .005 at 400 Hz .0027 at dc .0027 at 60 Hz .004 at 400 Hz .0024 at dc .0024 at 60 Hz .0035 at 400 Hz .0022 at dc .0022 at 60 Hz .003 at 400 Hz .002 at dc .002 at 60 Hz .0025 at 400 Hz Copyright Communications - Electronics Command Provided by IHS under license with
20、CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE II. Tripping-time delay. 1/ TABLE II. Tripping-time delay - Continued. 1/ Time delay percent rated current Tripping-time delay at 25C 2C (tripping time in seconds) 240 V , 400 Hz R S T Max Min Max Min Max Mi
21、n no trip no trip no trip 100 one hour one hour one hour 125 150 200 400 600 800 1,000 - 450 195 22 7 .09 .05 - 80 35 4.3 .025 Inst Inst - 40.0 17.0 2.2 1.3 .50 .055 - 9.5 3.8 .35 .02 Inst Inst - 4.0 1.5 .16 .07 .06 .06 - .6 .23 .03 Inst Inst Inst 1,800 3/ no trip no trip N/A Time delay percent rate
22、d current Tripping-time delay at 25C 2C (tripping time in seconds) 125 V dc 240 V , 60 Hz 2/ K L M N P Q Max Min Max Min Max Min Max Min Max Min Max Min no trip no trip no trip no trip no trip no trip 100 one hour one hour one hour one hour one hour one hour 125 150 200 400 600 800 1,000 1,000 360 1
23、10 16 7 4 2.75 120 60 22 4 0.7 inst inst 120 60 21 4.0 1.7 .65 .35 8 5.9 2.5 0.5 .19 Inst Inst 10 4.0 1.5 .35 .2 .16 .12 .44 .25 .13 .03 Inst Inst Inst 880 500 200 30 9 5 2.75 100 48 20 4 .9 .025 .020 90 37 10.5 1.84 .9 .6 .51 13 6 2.1 .46 .03 Inst Inst 7.0 3.0 1.0 .25 .15 .11 .095 .80 .40 .15 .032
24、.019 Inst Inst 1,800 3/ no trip no trip N/A no trip no trip N/A 5 MIL-C-55629/18C Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE II. Tripping-time delay - Continued. 1/ TAB
25、LE II. Tripping-time delay - Continued. 1/ Tripping-time delay at 25C 2C (tripping time in seconds) 4/ Time delay percent rated current 240 V , 400 Hz R S T -40 Max +85 Min -40 Max +85 Min -40 Max +85 Min 200 1,000 5 100 .3 20 .03 1/ Circuit breakers shall not trip at 100 percent of rated current bu
26、t must trip at 125 percent or 150 percent of rated current as applicable. Between 100 percent and 125 or 150 percent, they may trip. Instantaneous is defined as less than 15 milliseconds. 2/ May be used to a maximum of 480 volts with adequate back-up protection with a maximum of four (4) times the c
27、urrent rating, but not to exceed 225 amperes. 3/ High inrush test shall be performed using one alternation which has a peak value of 2,000 percent of rated current. 400 Hz and dc delays are subjected to a 400 Hz waveform, 60 Hz delays shall be subjected to a 60 Hz waveform. 4/ High and low test temp
28、erature tolerances are 2C. Tripping-time delay at high and low temperature (tripping time in seconds) 4/ Time delay percent rated current 125 V dc 240 V , 60 Hz K L M N P Q -40 Max +85 Min -40 Max +85 Min -40 Max +85 Min -40 Max +85 Min -40 Max +85 Min -40 Max +85 Min 200 1,000 5 100 .5 5 .03 1,000
29、5 100 .3 5 .03 6 MIL-C-55629/18C Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-55629/18C 7 TABLE III. Supersession and substitution data. Circuit breakers covered by this
30、specification sheet are substitutable for the manufacturers PINs as shown below. This information in no way implies that the manufacturers PIN is substitutable for the military PIN. Reference documents. In addition to MIL-PRF-55629, this document references the following: MIL-STD-202 UL489 The margi
31、ns of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the r
32、equirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Custodians: Preparing activity: Army - CR Army - CR Navy - EC Air Force - 85 Agent DLA - CC DLA - CC Review activities: (Project 5925-2010-018) Army - AV, CR4,
33、 MI Navy - AS, MC, OS Air Force - 19, 99 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.
34、daps.dla.mil. Superseding military PIN Superseded manufacturers PIN CAGE 81541 CAGE 74193 Type 209-3 Type CE3 M55629/18XXXXXX The complete PIN consists of the type (above) plus identification codes for comparable mounting, terminal configuration, internal connections, voltage, frequency, time delay, and current rating, with or without auxiliary switch, high-inrush feature, or UL listing, or recognition. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
