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The Complete Guide to MCBs - Miniature Circuit Breakers

It's essential to keep our electrical installations safe and secure. In this learning module we'll explore how Miniature Circuit Breakers (MCBs) can provide protection, as well as what kind of MCB is best for your application. To register this video as part of your on going CPD click here 👉 https://www.efixx.co.uk/Know%20How/mc... Also in this series the complete guide to RCDs 👉    • The Complete Guide To RCDs - Residual...   ======================= 00:00 Minature Circuit Breakers - training 01:00 What types of fault to we need to protect against 03:25 How do minature circuit breakers work? 04:33 Overload protection 06:05 Fault protection 08:57 Nominal current 09:45 MCB types - B,C,D 10:10 Looking at the difference between type B & C MCBs 13:20 Problems with in-rush currents 14:25 Earth loop impedance and MCBs 17:15 Cmin correction factor 18:30 EN60928 manufacturer limits 20:16 Selecting the correct type of MCB 21:59 MCB Short circuit rating (Icn) 23:50 Prospective short circuit current 24:10 Service current Ics ======================= ================================ 🔦 More electrical Q&A videos from eFIXX 👉 https://www.efixx.co.uk/electricians-... ================================ 🆕 FREE CPD Learn about new applications, regulations and best practices with our FREE CPD modules. - New modules are released monthly, covering everything from surge protection to lighting. 👉http://hub.efixx.co.uk/CPD​ ================================ 📍SUBSCRIBE TO THE CHANNEL eFIXX helps electricians, electrical contractors, building services engineers, and electrical apprentices. So if you've been on the tools for years or just starting your electrical journey, we'll help you stay up to date with the latest regulations and developments in the electrical industry. 👉http://hub.efixx.co.uk/youtube-subscribe ======================================== 📺 NEW TO THE CHANNEL? Watch our essential videos playlist 👉 http://hub.efixx.co.uk/essentials =========================================