Electrical Short Circuit/Arcing of Aged Aircraft Wiring

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$Atago Co., Ltd. Salinity Refractometer, Model S-10 Instruction Manual$

Figure 16. Oscillogram of voltage at the beginning of a strong arcing event.Figure 17. Power in strong arcing event, extrapolated from two phase measurement.Electrical Arcing of Aged Aircraft Wire.Lectromechanical Design CompanyReport No. N191-RPT4AU99 August 12, 199914
RESULTSTable 1 lists the Test run giving the type of test and type of wire sample used. Tables 2 to5 are summaries of the results of each of the test. Appendix A has a detailed description for eachof the individual tests.Table 1. List of Tests and types of wire used.Test Number Test Type Sample Wire TypePreliminary Test 1 Wet Arc Tracking BMS-W42/1/1-20Preliminary Test 2 Wet Arc Tracking BMS-W42/1/1-20Test 1 Wet Arc Tracking BMS-W42A/8/1-20Test 2 Wet Arc Tracking BMS-W42A/8/1-20Test 3 Wet Arc Tracking BMS-W42/1/1-20Test 4 Wet Arc Tracking Mil-W-81381/12-20Test 5 Wet Arc Tracking Mil-W-81381/12-20Test 6 Wet Arc Tracking BMS-W42A/8/1-20Test 7 Wet Arc Tracking BMS-W42A/8/1-20Test 8 Metal Shavings Short Circuit BMS-W42A/8/1-16Test 9 Metal Shavings Short Circuit BMS-W42A/8/1-16Test 10 Metal Shavings Short Circuit BMS-W42A/8/1-16Test 11 Metal Shavings Short Circuit BMS-W42A/8/1-16Test 12 Metal Shavings Short Circuit BMS-W42/1/1-20Test 13 Metal Shavings Short Circuit BMS-W42/1/1-20Test 14 Metal Shavings Short Circuit BMS-W42A/8/1-20Test 15 Metal Shavings Short Circuit BMS-W42A/8/1-20Test 16 Metal Shavings Abrasion (90 °) BMS-W42A/8/1-20Test 17 Metal Shavings Abrasion (long.) BMS-W42/1/1-20Test 18 Metal Shavings Abrasion (long.) BMS-W42/1/1-20Test 19 Metal Shavings Abrasion (long.) BMS-W42/1/1-20Test 20 Metal Shavings Abrasion (long.) BMS-W42/1/1-20Electrical Arcing of Aged Aircraft Wire.Lectromechanical Design CompanyReport No. N191-RPT4AU99 August 12, 199915
Page 3 and 4: Electrical Arcing of Aged Aircraft
Page 5 and 6: were placed between wires in small
Page 7 and 8: BackgroundArc tracking of aircraft
Page 9 and 10: EXPERIMENTAL PROCEDURESWet Arc Trac
Page 11 and 12: Figure 5. Circuit used in the metal
Page 13 and 14: Figure 8. Apparatus used for metal
Page 15 and 16: DESCRIPTION OF ELECTRICAL ACTIVITYT
Page 17 and 18: The voltage and current waveforms w
Page 19: Figure 15. Example of a strong arci
Page 23 and 24: Table 3. Summary of Metal Shavings
Page 25 and 26: APPENDIX A: Description of Individu
Page 27 and 28: Test 1 & 2Wet Arc TrackingBundle: S
Page 29 and 30: Figure 22. Test 1: Oscillogram show
Page 31 and 32: Test 3Wet Arc TrackingBundle: Seven
Page 33 and 34: Figure 26. Test 3: Sample bundle af
Page 35 and 36: Figure 27. Test 4: Strong arcing on
Page 37 and 38: Test 6 & 7Wet Arc TrackingBundle: S
Page 39 and 40: Figure 32. Test 6: Sample bundle af
Page 41 and 42: Test 9:Bundle: Seven wires (6 over
Page 49 and 50: Figure 37. Test 14: Electrical powe
Page 51 and 52: Metal Shavings AbrasionTest 16 A &
Page 53 and 54: Test 17 & 192 Bundles: four wires e
Page 55 and 56: Figure 42. Test 17: Damage to wire
Page 57 and 58: Figure 44. Test 20: Damage done in
Page 59 and 60: Table 7. Description of alternate a

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