In this video my mate and U.K. Electrician Matt is on site testing an AC RCD and does the video prove BS 7671 has got testing RCDs correct. Videos are training aids for City and Guilds (C and G) and EAL courses Level 1, 2, 3 plus AM2, AM2S and AM2E. You can follow me day by day on Facebook, Instagram, Twitter and TikTok lookout for "GSH Electrical”. #GSHElectrical #Electricaltrainingvideos #mfts #testing #electricaltesting #megger #wiring #rcd #electrical #electricalapprentice #apprentice #appre

10K views · 73 reactions | BS 7671 Testing RCD’s - Regardless of the...

205K views · 4.1K reactions | How to Test an RCD - BS 7671 Amendment...

BS 7671 Testing RCD’s - Regardless of the Type of RCD Test it as if it is an AC RCD at x1 ONLY Changes to BS 7671 under Amendment 2 of the 18th Edition of the Wiring Regulation requires RCD’s to only be tested on the AC setting regardless of the Type of RCD and at the rated residual operating current of the device. This simplifies the testing process so even if you have an A, B or F Type RCD you only need to test it on the AC setting of you MFT tester and at 1x its mA current rating with a maxim