1、AMSC N/A FSC 5920 INCH-POUND MIL-PRF-23419/4H 28 March 2012 SUPERSEDING MIL-PRF-23419/4G 21 June 2005 PERFORMANCE SPECIFICATION SHEET FUSES, CARTRIDGE, INSTRUMENT TYPE, STYLE FM04, (NONINDICATING) This specification is approved for use by all Departments and Agencies of the Department of Defense. Th
2、e requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-23419. Inches mm .06 1.52 .103 2.62 .311 7.90 1.50 38.1 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. FIGURE 1. Style FM04 fuses. MARKIN
3、G Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-23419/4H 2 REQUIREMENTS: Interface and physical dimensions: See figure 1. Applicable fuseholder: Grayhill type 2-42, ultra miniature test clip (or equivalent). For 7 Ampere (A), 10A, and 15A f
4、uses, use Grayhill pushpost number 29-100 or equivalent. Case material: Ceramic or glass. Terminals: Materials: Caps, 90/10, commercial bronze; leads, copper. Finish: Caps, silver or bright alloy plate; leads solder coated. Strength: 5 pounds along terminal axis. Current rating: See table I. Charact
5、eristic: See table I. Voltage rating: See table I. Current carrying capacity: 100 percent at +25C; 110 percent at -55C; 80 percent at +125C. The temperature of the case, body, or terminals shall, at no point, rise more than +70C above the ambient air temperature. The maximum temperature rise for 10A
6、 and 15A fuses shall be +85C. Resistance: See table I. Cold resistance is measured at 10 percent or less of rated current. Overload interrupt: Percentage of nominal rating, interrupt time -55C through +125C, 200 percent in 0 second to 5 seconds; 300 percent in 0 second to 0.1 second. Interrupt time
7、for 15A fuses shall be 10 seconds maximum at 200 percent of rated current and .3 second maximum at 300 percent of rated current. Short circuit interrupt: 300 amperes at maximum voltage dc. Shock: Method I of MIL-PRF-23419. Thermal shock: Method 107, MIL-STD-202, test condition B. Extent of qualifica
8、tion: Qualification may be extended to style FM04 fuses to those qualified for style FM08 fuses. Group C inspection and retention of qualification may be extended from MIL-PRF-23419/8, provided they are all the same design and construction. Solderability: Fuses shall be tested in accordance with MIL
9、-PRF-23419. Gold plated leads shall have the gold removed by single or double dipping into a flowing or nonflowing hot solder of sufficient volume to assure complete gold removal. Resistance to soldering heat: Fuses shall be tested in accordance with MIL-PRF-23419. Marking: Fuses shall be marked wit
10、h the manufacturers name or trademark and current rating only. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-23419/4H 3 Part or Identifying Number (PIN): The PIN is derived from table I and shall be as shown in table IV. TABLE I. Style FM04
11、 PIN designation, electrical parameters, and lead dimensions. PIN designation Maximum Cold resistance (ohms) Lead diameter Characteristic Maximum voltage Current rating (amperes) Inches ( 0.002) mm ( 0.05) A 125V 1/16A 9.100 .025 .64 A 125V 1/8A 2.700 .025 .64 A 125V 1/4A .960 .025 .64 A 125V 3/8A .
12、560 .025 .64 A 125V 1/2A .365 .025 .64 A 125V 3/4A .215 .025 .64 A 125V 1A .165 .025 .64 A 125V 1 1/2A .105 .025 .64 A 125V 2A .072 .025 .64 A 125V 3A .047 .025 .64 A 125V 4A .029 .025 .64 A 125V 5A .019 .025 .64 A 125V 7A .013 .025 .64 A 125V 10A .008 .025 .64 A 32V 15A .0053 .032 .82 Qualification
13、 and group C Inspection: Inspection routine. The number of group II samples for qualification, and subgroup 2 samples for group C inspection, shall be as shown in table II below: Table II. Group II and subgroup 2 samples. Inspection Number of sample fuses Group II and subgroup 2 16 Terminal strength
14、 4 Overload interrupt 200% at -55 C 4 200% at +125 C 4 300% at -55 C 4 300% at +125 C 4 The number of group III samples for qualification, and subgroup 1 for group C inspection, shall consist of four fuses of each of the styles shown in table III. Short circuit interrupt tests shall be conducted at
15、the direct current voltage indicated, and the fuses shall be capable of withstanding a minimum short circuit current as shown in table III. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-23419/4H 4 TABLE III. Short circuit tests. Fuse style
16、Current rating Short circuit current DC voltage FM04 10 A 300 A 125 V FM04 15 A 300 A 32 V Supersession data: See table IV. TABLE IV. Supersession data. Superseding PIN designation Superseded numbers in accordance with MIL-PRF-23419/4B Superseded numbers in accordance with MIL-PRF-23419/4A FM04A125V
17、1/16A FM04A125V1/8A FM04125V1/8A FM04-125V-1/8A FM04A125V1/4A FM04125V1/4A FM04-125V-1/4A FM04A125V3/8A FM04125V3/8A FM04-125V-3/8A FM04A125V1/2A FM04125V1/2A FM04-125V-1/2A FM04A125V3/4A FM04125V3/4A FM0-125V-3/4A FM04A125V1A FM04125V1A FM04-125V-1A FM04A125V1-1/2A FM04125V1-1/2A FM04-125V-1-1/2A F
18、M04A125V2A FM04125V2A FM04-125V-2A FM04A125V3A FM04125V3A FM04-125V-3A FM04A125V4A FM04125V4A FM04-125V-4A FM04A125V5A FM04-125V-5A FM04A125V7A FM04A125V10A FM04A32V15A Referenced documents. In addition to MIL-PRF-23419, this document references the following: MIL-STD-202 MIL-PRF-23419/8 The margins
19、 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 req
20、uirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-23419/4H 5 Custodians: Preparing activity: Army - CR DL
21、A - CC Navy - EC Air Force - 85 (Project Number 5920-2011-041) DLA - CC Review activities: Army - AR, AT, CR4, MI Navy - AS, MC, OS, SH 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.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
