RCBO's What is the function of a functional earth? - Schneider Acti9 - Isobar P

Some RCBO's require a functional earth (FE) - the white lead which needs connecting to the earth bar within distribution boards or consumer units. Why do some RCBO's need functional earth connections and others don't. Joe Robinson explores how they work. eFIXX Electricians Questions are selected from comments to our videos - ask your question to be included in the next series. ================================ 📍SUBSCRIBE TO THE CHANNEL https://www.youtube.com/efixx?sub_con... ================================ 📺 NEW TO THE EFIXX CHANNEL Watch our essential videos playlist    • NEW TO eFIXX - ESSENTIAL VIEWING   ================================ 🎥 CATCH UP ON THE LATEST VIDEOS https://www.youtube.com/c/efixx/video... ================================ 🛠 ELECTRICIANS' TOOL REVIEWS    • Electricians' tool reviews   ================================ 🧲 EFIXX NEWSLETTER Sign up to find out about our live events, competitions and product giveaways. https://www.efixx.co.uk/sign-up ================================ 📝 APPRENTICE HUB If you're an electrical apprentice, retraining as an electrician or looking to refresh your knowledge, then please check out our apprentice hub. It contains thousands of multiple-choice questions to help prepare for electrical installation exams. https://www.efixx.co.uk/apprentice-hub ================================= SOCIAL ✅ INSTAGRAM - See our behind the scenes action. https://www.instagram.com/efixx_insta... Probably the easiest lighting control system to set up in the world - Interact Pro ✅ LINKEDIN - Latest electrical news and trending content.   / efixx   ================================== ❌ This content on this channel is for electrical professionals.❌ ================================== 🎦 Presented by Joe Robinson - Technology Editor #efixx #circuitprotection #rcbo