1、 INCH-POUND MIL-DTL-24643/15F 1 October 2009 SUPERSEDING MIL-DTL-24643/15E 22 August 2002 DETAIL SPECIFICATION SHEET CABLE, ELECTRICAL, -20 C TO +105 C, 1000 VOLTS, TYPE LSDSGU This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for a
2、cquiring the product described herein shall consist of this specification sheet and MIL-DTL-24643. Construction, Watertight with Circuit Integrity First - Copper conductor, coated or uncoated (see table I for size). Second - Thermoset insulation, extruded or taped (see table I for thickness). Third
3、- Optional glass braid. Fourth - Optional covering (unless required by 3.3.5 of MIL-DTL-24643). Fifth - The two conductors shall be cabled together in accordance with 3.4.4 of MIL-DTL-24643. Fillers may be used as necessary to form a firm well-rounded assembly. Standard identification code applied b
4、y Method 1, 3, or letter identification code applied by Method 5. If identification Method 1 is used, outer surface to be printed shall appear black. Sixth - An optional binder. Seventh - Cross-linked polyolefin jacket (see table I for thickness). AMSC N/A FSC 6145 Provided by IHSNot for ResaleNo re
5、production or networking permitted without license from IHS-,-,-MIL-DTL-24643/15F 2TABLE I. Details. Conductor size Military part no. M24643/15 Type and size Navy std AWG Cable overall diameter max. (inch) Insulation thickness min. avg. (inch) Jacket thickness min. avg. (inch) Conductor resistance (
6、ohms) Insulation resistance (megohms) Accelerated service loading ampere -01UN LSDSGU-3 16 (Class B) 0.391 0.018 0.030 4.3 500 -02UN LSDSGU-4 14 (Class B) 0.427 0.018 0.030 2.68 500 -03UN LSDSGU-9 10 (Class B) 0.544 0.015 0.040 1.08 500 -04UN LSDSGU-14 9 (Class B) 0.670 0.018 0.040 0.859 500 100 -05
7、UN LSDSGU-23 7 (Class B) 0.781 0.035 0.050 0.543 500 130 -06UN LSDSGU-50 3 (Class C) 0.911 0.035 0.050 0.210 200 215 -07UN LSDSGU-75 1 (Class C) 1.074 0.035 0.050 0.134 175 285 -08UN LSDSGU-100 0 (Class D) 1.167 0.035 0.050 0.106 160 335 -09UN LSDSGU-200 0000 (Class D) 1.583 0.050 0.060 0.053 125 52
8、5 -10UN LSDSGU-300 300 MCM (Class D) 1.841 0.050 0.075 0.0377 110 700 -11UN LSDSGU-400 400 (127) 2.069 0.050 0.075 0.0273 100 835 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/15F REQUIREMENTS: Qualification required. INSPECTION: Basi
9、c Electricals: Conductor resistance (ohms/1000 feet at 25 C, max.) See table I Voltage withstand (volts, root mean square, min.) Conductor to conductor Sizes 3 through 9 3000 Sizes 14 and larger 5000 Insulation resistance (megohms/1000 feet, min.) Conductor to conductor See table I Conductor continu
10、ity No failure Group A: Visual and dimensional No failure Watertightness (see MIL-DTL-24643 for limits of water leakage) No failure Abrasion resistance scrapes minimum No damage (Sizes 40 and smaller) (extruded insulation only) Crack resistance (Sizes 3 through 100) (extruded insulation only) No dam
11、age Group B: Cold bending cable No failure Thermoset proof test (percent, max.) Insulation (extruded insulations only) 50 Jacket (when tested at 200 C) 50 Drip (951 C) Zero Physicals (unaged) Insulation (extruded insulation only) Tensile strength (lb/in2, min.) 700 Elongation (percent, min.) 150 Jac
12、ket (cable) Tensile strength (lb/in2, min.) 1300 Elongation (percent, min.) 160 Tear (lb/in2thickness, min.) 35 Gas flame (1 hour) No failure 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/15F Group C: Physicals (aged) air oven Jacke
13、t (cable) Tensile strength (percent of unaged, min.) 60 Elongation (percent of unaged, min.) 60 Permanence of printing (insulation, Method 1 only) (cycles, min.) 25 Permanence of printing (jacket) (cycles, min.) 125 Heat distortion (percent of unaged, max.) 30 Cable fill (sealant) removability No fa
14、ilure Shrinkage No failure Group D: Flame propagation (cable) No failure Qualification Inspection: Qualification inspection shall include basic electricals; groups A, B, C, and D; plus the following: Cold working (minus 202 C) No damage Gas flame (3 hours) No failure Accelerated service (Sizes 14 an
15、d larger) (see table I for load current) No failure Aging and compatibility (cable) (1255 C) No failure Abrasion resistance (jacket) (scrapes, min.) 75 Acid gas equivalent (percent, max.) Jacket 2 Fillers 2 Insulation 18Halogen content (percent, max.) Jacket 0.2 Fillers 0.2Insulation 0.2 Immersion (
16、jacket) Tensile strength (percent of unaged, min.) 50 Elongation (percent of unaged, min.) 50 Smoke index (max.) Jacket 25 Fillers 454 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/15F 5 Insulation 45 Toxicity index (max.) Jacket 5 Fi
17、llers 5Insulation 1.5Durometer (jacket) - Type A (hardness, min.) 80 Weathering (jacket) No failure Electrical moisture absorption (extruded insulations only) No failure UNIT ORDERING LENGTHS: Type Size Feet (nominal) LSDSG 3 2500 LSDSGU 4 through 23 2000 LSDSGU 50 1500 LSDSGU 75 and 100 1000 LSDSGU
18、 200 through 400 800 CHANGES FROM PREVIOUS ISSUE: Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Custodians: Preparing Activity: Army MI Navy SH Navy SH (Project 6145-2008-018) Review Activities: Army AR, AV,
19、CR Navy CG, EC DLA CC 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 http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
