How to set up a Megger 1741 MFT to test AC RCD’s, A Type RCD’s and B Type RCD’s With Lee Baker In this video we show how to set up a Megger 1741 MFT tester so we can test AC RCD’s, A Type RCD’s and B Type RCD’s. We also discuss the application for AC, A type and B type RCD’s. 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”. #GSHElectri