Oxford

External Aviation Equipment

• Lights
• Antennas 
• Satcom Radomes
• Missiles

Internal Aviation Equipment

• Component level Pin Injection/Cable Bundle
• System level Cable Bundle
• Full Aircraft level tests and modelling to determine aircraft ATL’s 

Aircraft Structures

• Aircraft Superstructure
• Radomes
• Flaps
• Fuel Tank Access Covers 
• Helicopter blades
• Helicopter Borne Electrostatic Discharge Testing (HESD) as per MIL-STD-331D
• Propellers
• Drop Tanks

Ground based Lightning Protection

• Wind Turbines
• Telecommunications and signalling networks
• Low-voltage power distribution systems

Indirect Effects of lightning testing / advisory Aircraft Level:

• Full Aircraft Testing/Modelling to EUROCAE ED105B / SAE ARP5416 section 6
• Aircraft Lightning Zoning to EUROCAE ED-84A / SAE ARP5414

Indirect Effects of lightning testing Aviation components:

• DO160- D/E/F/G Section 22
• EUROCAE ED-14G: SECTION 22
• MIL STD 461 G CS 117 
• SPE-J-000-E-1000 LEMP EFA 1 (up to 30kA) and LEMP EFA 2
• AECTP 250 ELECTRICAL AND ELECTROMAGNETIC ENVIRONMENTAL CONDITIONS
• AECTP-500 ELECTROMAGNETIC ENVIRONMENTAL EFFECTS TEST AND VERIFICATION

Indirect Effects of Lightning (Other):

• EN 2591-214 Elements of electrical and optical connection, Test Methods, Part 214: Lightning strike, current and voltage pulse
• IEC 61000-4-5 Electromagnetic Compatibility (EMC) - Part 4-5: Testing and measurement techniques - Surge immunity test (up to 40kv / 20kA)
• IEC 60243-3 Electric strength of insulating materials - Test methods - Part 3: Additional requirements for 1,2/50 μs impulse tests
• IEC 61643-1 Low-voltage surge protective devices - Part 1: Surge protective devices connected to low-voltage power distribution systems - Requirements and tests

Direct Effects of lightning testing:

• High Voltage Strike Attachment tests
• DO160- D/E/F/G Section 23.4.1
• High Current Lightning testing using waveforms as per EUROCAE ED 84A / SAE ARP5412 following testing methodology as per EUROCAE ED105B / SAE ARP5416 Section 5.1 
• ED105B Section 5.1.1 Initial Attachment Tests
• ED105B Section 5.1.2 High Voltage testing for determining the Distance between diverters
• ED105B Section 5.1.3 Swept leader or Channel Attachment tests
• ED105B Section 5.1.4 High Voltage Strike
• Attachment tests on models

High Current Physical Damage Tests:

• Test Waveforms 
• High Current Lightning testing using waveforms as per ED 84A
• Current Waveforms
• Waveform A 2kA to 200kA
• Waveform Ah up to 150kA
• Waveform D up to 140kA
•  Waveform B as per ED84A 
• Waveform C* as per ED84A
• Waveform C as per ED84A
• Waveform 5A up to 120kA 
• Waveform 5B up to 30kA
• Waveform 10/350 to 15kA as per IEC 61400-24:2019
• Other bespoke waveforms are possible

Test Methods:

• DO160- D/E/F/G Section 23.4.2 following testing methodology as per ED105B / ARP 5416
• ED105B 5.2.1 Arc Entry Tests
• ED105B 5.2.2 Non-Conductive Surfaces Tests
• ED105B 5.2.3 Conducted Current Tests
• ED105B 5.2.4 Current Transfer to underlying systems
• ED105B 5.2.5 Measurement of Injected Transients in External Hardware

Fuel Systems Tests:

• Conduction Tests (8.3)
• Conduction tests to complete tanks or complete tank subassemblies (8.3.1)
• Conduction tests on fuel tank coupon specimens (8.3.2)
• Conduction tests to fuel system components (8.3.3)
• Direct Strike Tests (8.4):
• Direct strike tests on complete tanks or tank sections (8.4.1)
• Direct strike tests on coupon specimens (8.4.2)
• Direct strike tests to externally mounted fuel system equipment (8.4.3)
• Voltage Breakdown Tests (8.5):
• Voltage breakdown tests of small gaps (8.5.1)
• High Voltage Corona and Streamer Test (8.6):
• HV streamer test (8.6.1)
• Methods for Detection of Ignition Sources (8.7):
• Optical method (8.7.1)
• Ignitable mixture (flammable gas) test method (8.7.2)

• Aircraft Lightning Strike Testing
• Lightning Protection for Facilities
• MIL-STD-461 Testing
• RTCA DO-160 Testing
• Advisory services