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    Replacing a circuit breaker in MCB

    I took a lot at this today and it turns out to be quite simple really. Upon switching the main switch of the CU (RCD) to OFF, I was able to determine that only incoming power line remained live. Everything else was isolated (upper and lower busbar included). You need to remove a connection from...
  2. T

    Replacing a circuit breaker in MCB

    New oven is 6.1kW. Thanks for the detailed response.
  3. T

    Replacing a circuit breaker in MCB

    I killed a 30A circuit breaker (MK LN5930) in my MK Sentry consumer unit. Don't ask how - it was silly! It is dedicated to an oven which is in need of repair and now trips the main switch in the consumer unit. I have found a replacement MCB and wondering is it easy to replace these? The...
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