BEAMA Guide to Arc Fault Detection Devices (AFDD)

14 November 2017

This BEAMA Guide provides guidance on Arc Fault Detection Devices (AFDDs) and their application in electrical installations. The Guide provides an overview and addresses:

  • Types of electrical faults
  • Causes of series and parallel arc faults
  • How AFDDs work
  • Selection and installation of AFDDs
  • Testing of AFDDs