ADB Safegate FLA User Manual Download Page 18 | Manualshive

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ADB Safegate FLA User Manual Download Page 18

the FLA at 1000VDC for 1 minute. At the end of 1 minute, the insulation resistance should be greater than 2G ohms. If the

resistance is less than 2G ohms, replace the FLA.

Figure 2: FLA Field Insulation Resistance Check

Megger

Jumper

Airfield Lighting Field Lightning Arrestor
Troubleshooting

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Copyright

©

2017–2018 ADB Safegate, All Rights Reserved

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Summary of Contents for FLA

Page 1: ...Airfield Lighting Field Lightning Arrestor User Manual 96A0489 Rev B 2018 03 06 ...

Page 2: ......

Page 3: ... guaranteed to be merchantable and fit for the ordinary purposes for which such products are made ADB SAFEGATE L858 Airfield Guidance Signs are warranted against mechanical and physical defects in design or manufacture for a period of 2 years from date of installation per FAA AC 150 5345 44 applicable edition Note See your sales order contract for a complete warranty description All Products Guara...

Page 4: ...eplacement parts or accessories Failing to make sure that auxiliary equipment complies with approval agency requirements local codes and all applicable safety standards if not in contradiction with the general rules Using materials or auxiliary equipment that are inappropriate or incompatible with your ADB SAFEGATE equipment Allowing unskilled personnel to perform any task on or with the equipment...

Page 5: ...tric Shock Hazard 3 2 0 Airfield Lighting Field Lightning Arrestor 5 2 1 Field Lightning Arrestor 5 2 2 Introduction 6 3 0 Installation 7 3 1 Introduction to Safety 7 3 2 Inspection on Arrival 7 3 3 Storage 8 3 4 Installation Procedures 8 3 5 Equipment Specification Data 9 4 0 Troubleshooting 11 96A0489 Rev B 2018 03 06 v Copyright 2017 2018 ADB Safegate All Rights Reserved ...

Page 6: ...Airfield Lighting Field Lightning Arrestor TABLE OF CONTENTS vi Copyright 2017 2018 ADB Safegate All Rights Reserved ...

Page 7: ...erve this warning may result in personal injury death or equipment damage ARC Flash may cause blindness severe burns or death WARNING Wear personal protective equipment Failure to observe may result in serious injury WARNING Do not touch Failure to observe this warning may result in personal injury death or equipment damage CAUTION Failure to observe a caution may result in equipment damage Qualif...

Page 8: ...ility and cover removal Protect equipment with safety devices as specified by applicable safety regulations If safety devices must be removed for installation install them immediately after the work is completed and check them for proper functioning prior to returning power to the circuit Failure to follow this instruction can result in serious injury or equipment damage Additional Reference Mater...

Page 9: ... is operating Arc flash may result Disconnect and lock out electrical power Always use safety devices when working on this equipment Follow the recommended maintenance procedures in the product manuals Do not service or adjust any equipment unless another person trained in first aid and CPR is present Connect all disconnected equipment ground cables and wires after servicing equipment Ground all c...

Page 10: ...Airfield Lighting Field Lightning Arrestor Safety 4 Copyright 2017 2018 ADB Safegate All Rights Reserved ...

Page 11: ...ug the L 823 connectors at the designated point and plug in the field lighting arrestor Connect a known good earth ground 25 Ω or less to the earth ground lug of the field lighting arrestor using at least an AWG 6 wire The field lightning arrestor can be installed in a base can preferred or direct earth buried Heat shrink each L 823 connector interface using an airport approved method The field li...

Page 12: ...th ground lug Meg the field lightning arrestor at 1000 VDC for one minute Replace the field lightning arrestor if resistance is less than 2 GΩ 2 2 Introduction The Field Lightning Arrestor incorporates distribution class Metal Oxide Varistors MOVs When a voltage transient occurs the impedance of the MOVs changes from a near open circuit to a highly conductive path to ground clamping the voltage to...

Page 13: ... must meet local codes Route electrical wiring along a protected path Make sure they will not be damaged by moving equipment Protect components from damage wear and harsh environment conditions Allow ample room for maintenance panel accessibility and cover removal Protect equipment with safety devices as specified by applicable safety regulations If safety devices must be removed for installation ...

Page 14: ...nection from the airfield series circuit This could be from the L 830 isolation transformer or a splice found in the light base 3 Plug in the lightning arrestor as shown in the wiring diagram See Figure 1 and hook up label on enclosure 4 After the connection has been made reinstall heat shrink in accordance with local heat shrinking practice 5 Check site plan drawings and specifications to verify ...

Page 15: ...rrestor part AD071P01 Customer Supplied Connection 6 AWG min Counterpoise or Copper clad Ground Rod L 830 Field Lightning Arrestor Rating 5KV 20 A Part AD071P01 3 5 Equipment Specification Data Table 1 Operating Specification Model FLA Nominal Voltage 6 KV Continuous Operation Voltage 5 1 KV Duty Cycle 10 kA crest 20 current surges 40 kA crest 2 current surges 8 20 µs waveshape High Current Discha...

Page 16: ...Airfield Lighting Field Lightning Arrestor Installation 10 Copyright 2017 2018 ADB Safegate All Rights Reserved ...

Page 17: ...ting series circuit wiring or isolation transformers See FAA Advisory Circular 150 5340 26 current edition for series circuit troubleshooting guidance Note Series circuit insulation resistance is normally tested using either 500Vdc or 1000Vdc The insulation resistance of series circuits with Field Lightning Arrestors can be tested with voltages up to 5000Vac or 7070Vdc The following physical evide...

Page 18: ...resistance should be greater than 2G ohms If the resistance is less than 2G ohms replace the FLA Figure 2 FLA Field Insulation Resistance Check Megger Jumper Airfield Lighting Field Lightning Arrestor Troubleshooting 12 Copyright 2017 2018 ADB Safegate All Rights Reserved ...

Page 19: ...230 USA Contact Tel 1 614 861 1304 Fax 1 614 864 2069 Email adb sales us adbsafegate com Internet www adbsafegate com ADB Safegate Airfield Technologies Ltd China ADB Safegate China Address Unit 603 D Block CAMIC International Convention Center No 3 Hua Jia Di East road ChaoYang district Beijing 100102 P R China Contact Tel 86 10 8476 0106 Fax 86 10 8476 0090 Email china safegate com Internet www ...

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