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ASTMB488 数据表(PDF) 12 Page - ITT Industries |
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ASTMB488 数据表(HTML) 12 Page - ITT Industries |
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12 / 41 page ![]() MIL-DTL-24308G w/AMENDMENT 2 12 TABLE IV. Type III test voltage (Volts rms, 60 Hz). 1/ Altitude Humidity conditioned (see 4.5.15) All other conditions Class G Sea level 70,000 feet 500 --- 500 200 1/ These are not working voltages. 3.5.7 Cable retention (flat cable only). When connectors are tested as specified in 4.5.9, they shall withstand the minimum applied force without mechanical damage. 3.5.8 Insulation resistance at ambient temperature. The insulation resistance of unmated connectors shall conform to the applicable requirements in table V when tested as specified in 4.5.10. TABLE V. Insulation resistance (megohms minimum). Humidity conditioned (see 4.5.15) After step 6 of test procedure EIA-364-31 After 24 hours of conditioning test procedure EIA-364-31 All other conditions Megohms (min) 1 Megohms (min) 1,000 Megohms (min) 5,000 3.5.9 Contact resistance. Contact resistance for mated pairs of pin and socket contacts shall be as specified in table VI when tested as specified in 4.5.11. TABLE VI. Contact resistance (millivolts maximum). Contacts Contact size or type AWG wire size Test current (amperes) Classes G, D, M, N H, K After salt spray All others conditions After salt spray All others conditions 20 24 3.0 55 45 --- --- 20 7.5 65 55 --- --- 24 2.0 --- --- ind 165 ind 165 20 5.0 --- --- avg 90 avg 70 IDC 28 1.0 75 65 --- --- PWB 24 3.0 55 45 --- --- 3.5.10 Contact engagement and separation forces. Socket contacts shall conform to the forces specified in table VII when tested as specified in 4.5.12. |
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