I've noticed at my grandparents house that all the MCB's in the consumer unit are all type C, every single one of them. Including the ring final circuits and lighting (there's no fluorescent lights in the house at all). The house isn't that old as well. Maybe about 16 years old. With me being a...
Hi all,
I've not a lot of experience with EV but was called to a local job to investigate a loss of power to a 32amp 7.2KW EV charger.
It turned out the 32A MCB (Type B) had failed, and would not even operate when completely removed from the board.
I happened to have a matching Contactum B32...
What do you guys tend to use Type B MCB for lighting circuits but know that some use Type C even when the loadings are low.
What do others prefer and why?
Hey guys
The air con unit has a start current of 83amps and a running load of 13amps. It's currently wired in 6mm which takes 47amps which is obviously lower than 83amps, would you say this is OK Aslong as the mcb protects the cable.
Saying that if I used a 20amp type C mcb it would take...
I'm a qualified spark but studying building services engineering at uni and just need a little bit of advice to see if I'm going wrong.
Trying to answer a question where we have a 16A Type B MCB, and a short circuit fault current of 153.37A. From fig 3.4 of regs we can see that for a fault...
walberto
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hi all,
Domestic installation question
I have an Hager split board, left hand controlled by an RCD.
100 A Main switch
RCD 63a, with upstairs and downstairs sockets 32a, 1 x 16a sockets all type C, there is also 1 x type B 20a MTN 120 for sockets.
The type B has two T&E cables, both ending...
Hi Folks, I have been asked to quote for an armoured supply down a garden to a hot tub, the manufacturers specify a type c mcb and the client wishes a separate twin socket outlet at the same position down the garden, my question is, can I run a normal twin s/s/o from a type c or do I need a...
Hi guys and girls.
I am an assistant Electrical Design Consultant and wanted to ask your opinions on a job i have been asked to look at!
We have been asked to look into a latent defect, were a Electrical contractor has installed Type C MCB on the lighting circuit in a number of domestic...
Brendan.Ashford
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using
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